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159 lines
99 KiB
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159 lines
99 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="G01T" definition-exists="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>MEASUREMENT OF NUCLEAR OR X-RADIATION </text><reference><text>radiation analysis of materials, mass spectrometry <class-ref scheme="cpc">G01N23/00</class-ref>; tubes for determining the presence, intensity, density or energy of radiation or particles <class-ref scheme="cpc">H01J47/00</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>This subclass <u>covers</u> the measurement of X-radiation, gamma radiation, corpuscular radiation, cosmic radiation or neutron radiation.</note-paragraph><note-paragraph>Attention is drawn to the Notes following the title of class <class-ref scheme="cpc">G01</class-ref>.</note-paragraph></note><note type="warning"><note-paragraph>In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="G01T1/00" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G01T1/00" definition-exists="true" ipc-concordant="G01T1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation </text><reference><text><class-ref scheme="cpc">G01T3/00</class-ref>, <class-ref scheme="cpc">G01T5/00</class-ref> take precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/003" definition-exists="false" ipc-concordant="G01T1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scintillation (flow) cells</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/006" definition-exists="false" ipc-concordant="G01T1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Total absorption calorimeters; Shower detectors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/02" definition-exists="false" ipc-concordant="G01T1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/02</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Dosimeters </text><reference><text><class-ref scheme="cpc">G01T1/15</class-ref> takes precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/023" definition-exists="false" ipc-concordant="G01T1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scintillation dose-rate meters</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/026" definition-exists="false" ipc-concordant="G01T1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Semiconductor dose-rate meters</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/04" definition-exists="false" ipc-concordant="G01T1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Chemical dosimeters </text><reference><text><class-ref scheme="cpc">G01T1/06</class-ref>, <class-ref scheme="cpc">G01T1/08</class-ref> take precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/06" definition-exists="false" ipc-concordant="G01T1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Glass dosimeters </text><CPC-specific-text><text>using colour change; including plastic dosimeters</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/08" definition-exists="false" ipc-concordant="G01T1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/08</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Photographic dosimeters </text><CPC-specific-text><reference><text>photometry <class-ref scheme="cpc">G01J1/52</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/10" definition-exists="false" ipc-concordant="G01T1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Luminescent dosimeters</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/105" definition-exists="false" ipc-concordant="G01T1/105" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Read-out devices </text><reference><text><class-ref scheme="cpc">G01T1/115</class-ref> takes precedence</text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/11" definition-exists="false" ipc-concordant="G01T1/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Thermo-luminescent dosimeters </text><CPC-specific-text><reference><text>thermo-luminescent compositions <class-ref scheme="cpc">C09K11/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/115" definition-exists="false" ipc-concordant="G01T1/115" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/115</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Read-out devices</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/12" definition-exists="false" ipc-concordant="G01T1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Calorimetric dosimeters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/14" definition-exists="false" ipc-concordant="G01T1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01T1/14</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Electrostatic dosimeters </text><reference><text>construction of ionisation chambers <class-ref scheme="cpc">H01J47/02</class-ref> </text><CPC-specific-text><text>; electrometers <class-ref scheme="cpc">G01R5/28</class-ref></text></CPC-specific-text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/142" definition-exists="false" ipc-concordant="G01T1/142" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/142</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Charging devices</text></title-part><title-part><text>Read-out devices</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/15" definition-exists="false" ipc-concordant="G01T1/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/15</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Instruments in which pulses generated by a radiation detector are integrated, e.g. by a diode pump circuit</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/16" definition-exists="true" ipc-concordant="G01T1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01T1/16</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Measuring radiation intensity </text><reference><text><class-ref scheme="cpc">G01T1/29</class-ref> takes precedence </text><CPC-specific-text><text>; self-powered detectors <class-ref scheme="cpc">G01T3/006</class-ref>; using an ionisation chamber filled with a liquid or solid, e.g. frozen liquid, dielectric <class-ref scheme="cpc">G01T3/008</class-ref></text></CPC-specific-text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/1603" definition-exists="false" ipc-concordant="G01T1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1603</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a combination of at least two different types of detector </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/16</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/1606" definition-exists="false" ipc-concordant="G01T1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1606</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with other specified detectors not provided for in the other sub-groups of <class-ref scheme="cpc">G01T1/16</class-ref> </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/16</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/161" definition-exists="true" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01T1/161</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Applications in the field of nuclear medicine, e.g. <u>in vivo</u> counting </text><CPC-specific-text><reference><text>apparatus for radiation diagnosis <class-ref scheme="cpc">A61B6/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/1611" definition-exists="false" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1611</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using both transmission and emission sources sequentially </text><reference><text>SPECT imaging <class-ref scheme="cpc">G01T1/1642</class-ref>; PET imaging <class-ref scheme="cpc">G01T1/2985</class-ref>; detecting hidden objects, e.g. weapons, explosives <class-ref scheme="cpc">G01V5/0008</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/1612" definition-exists="false" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1612</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with scintillation detectors </text><reference><text><class-ref scheme="cpc">G01T1/20</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/1614" definition-exists="false" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1614</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with semiconductor detectors </text><reference><text><class-ref scheme="cpc">G01T1/24</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/1615" definition-exists="false" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1615</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using both transmission and emission sources simultaneously </text><reference><text>SPECT imaging <class-ref scheme="cpc">G01T1/1642</class-ref>; PET imaging <class-ref scheme="cpc">G01T1/2985</class-ref>; detecting hidden objects, e.g. weapons, explosives <class-ref scheme="cpc">G01V5/0008</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/1617" definition-exists="false" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1617</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with scintillation detectors </text><reference><text><class-ref scheme="cpc">G01T1/20</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/1618" definition-exists="false" ipc-concordant="G01T1/161" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1618</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with semiconductor detectors </text><reference><text><class-ref scheme="cpc">G01T1/24</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/163" definition-exists="false" ipc-concordant="G01T1/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/163</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Whole body counters </text><CPC-specific-text><reference><text>hand or feet contamination measurement <class-ref scheme="cpc">G01T1/167</class-ref>; lung, brain, thyroid, kidney or the like counting <class-ref scheme="cpc">G01T1/16</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/1635" definition-exists="false" ipc-concordant="G01T1/163" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1635</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>involving relative movement between detector and subject; scanning beds </text><reference><text>profile scanning <class-ref scheme="cpc">G01T1/166</class-ref>; positioning patients, tiltable tables for radiation diagnosis <class-ref scheme="cpc">A61B6/04</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/164" definition-exists="false" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/164</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Scintigraphy</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/1641" definition-exists="false" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1641</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Static instruments for imaging the distribution of radioactivity in one or two dimensions using one or several scintillating elements; Radio-isotope cameras</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/1642" definition-exists="true" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1642</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a scintillation crystal and position sensing photodetector arrays, e.g. ANGER cameras</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/1644" definition-exists="true" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1644</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using an array of optically separate scintillation elements permitting direct location of scintillations </text><reference><text><class-ref scheme="cpc">G01T1/1645</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/1645" definition-exists="false" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1645</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using electron optical imaging means, e.g. image intensifier tubes, coordinate photomultiplier tubes, image converter</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/1647" definition-exists="false" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1647</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processing of scintigraphic data </text><reference><text>not related to a particular imaging system <class-ref scheme="cpc">G01T1/2992</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/1648" definition-exists="false" ipc-concordant="G01T1/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01T1/1648</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>Ancillary equipment for scintillation cameras, e.g. reference markers, devices for removing motion artifacts, calibration devices </text><reference><text>adapted for flow studies <class-ref scheme="cpc">G01T1/1647</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/166" definition-exists="false" ipc-concordant="G01T1/166" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/166</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>involving relative movement between detector and subject </text><CPC-specific-text><reference><text>scanners in general without using scintigraphy <class-ref scheme="cpc">G01T1/2964</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/1663" definition-exists="false" ipc-concordant="G01T1/166" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1663</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processing methods of scan data, e.g. involving contrast enhancement, background reduction, smoothing, motion correction, dual radio-isotope scanning, computer processing </text><reference><text>for measuring spatial distribution of radiation <class-ref scheme="cpc">G01T1/2992</class-ref>; general purpose image data processing <class-ref scheme="cpc">G06T1/00</class-ref>; computerized tomography <class-ref scheme="cpc">G06T11/003</class-ref></text></reference><text>; Ancillary equipment </text><reference><text>colour printers <class-ref scheme="cpc">G01T1/1666</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G01T1/1666" definition-exists="false" ipc-concordant="G01T1/166" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/1666</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>adapted for printing different symbols or colours according to the intensity or energy level of the detected radioactivity </text><reference><text>depth discrimination in colour <class-ref scheme="cpc">G01T1/2985</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/167" definition-exists="false" ipc-concordant="G01T1/167" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/167</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring radioactive content of objects, e.g. contamination </text><reference><text>whole body counters <class-ref scheme="cpc">G01T1/163</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/169" definition-exists="false" ipc-concordant="G01T1/169" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/169</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Exploration, location of contaminated surface areas</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/17" definition-exists="false" ipc-concordant="G01T1/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Circuit arrangements not adapted to a particular type of detector </text><CPC-specific-text><reference><text>pulse-selection circuits <class-ref scheme="cpc">H03K</class-ref>, <class-ref scheme="cpc">G01R</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/171" definition-exists="false" ipc-concordant="G01T1/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/171</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Compensation of dead-time counting losses </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/17</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/172" definition-exists="false" ipc-concordant="G01T1/172" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01T1/172</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with coincidence circuit arrangements </text><reference><text><class-ref scheme="cpc">G01T1/178</class-ref> takes precedence </text><CPC-specific-text><text>; combination of detectors, <u>see</u> <class-ref scheme="cpc">G01T1/1603</class-ref>, <class-ref scheme="cpc">G01T1/30</class-ref>, <class-ref scheme="cpc">G01T1/361</class-ref></text></CPC-specific-text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/175" definition-exists="false" ipc-concordant="G01T1/175" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/175</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Power supply circuits</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/178" definition-exists="false" ipc-concordant="G01T1/178" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/178</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain water</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/18" definition-exists="false" ipc-concordant="G01T1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with counting-tube arrangements, e.g. with Geiger counters </text><reference><text>tubes <class-ref scheme="cpc">H01J47/08</class-ref>; </text><CPC-specific-text><text>with alarm provision <class-ref scheme="cpc">G01T7/125</class-ref></text></CPC-specific-text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/185" definition-exists="false" ipc-concordant="G01T1/185" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/185</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>with ionisation chamber arrangements</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/20" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with scintillation detectors</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2002" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2019-01-01" status="published"><classification-symbol>G01T1/2002</classification-symbol><class-title date-revised="2019-01-01"><title-part><CPC-specific-text><text>Optical details, e.g. reflecting or diffusing layers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2004" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scintilloscopes </text><reference><text>fluoroscopes <class-ref scheme="cpc">G21K4/00</class-ref>; radiation diagnosis <class-ref scheme="cpc">A61B6/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2006" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a combination of a scintillator and photodetector which measures the means radiation intensity</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2008" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/2008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using a combination of different types of scintillation detectors, e.g. phoswich</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/201" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>G01T1/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using scintillating fibres</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2012" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>G01T1/2012</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using stimulable phosphors, e.g. stimulable phosphor sheets</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2014" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2014</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Reading out of stimulable sheets, e.g. latent image</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2016" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2016</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Erasing of stimulable sheets, e.g. with light, heat or the like</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2018" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/2018</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Scintillation-photodiode combinations</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">G01T1/2018</class-ref> is impacted by reclassification into groups <class-ref scheme="cpc">G01T1/20181</class-ref> - <class-ref scheme="cpc">G01T1/2019</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20181" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20181</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Stacked detectors, e.g. for measuring energy and positional information </text><reference><text>using a combination of different types of scintillation detectors, e.g. phoswich detectors, <class-ref scheme="cpc">G01T1/2008</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20181</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Group <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20181</class-ref> should be considered in order to perform a complete search. </note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20182" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20182</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Modular detectors, e.g. tiled scintillators or tiled photodiodes </text><reference><text>stacked detectors <class-ref scheme="cpc">G01T1/20181</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20182</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Groups <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20182</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20183" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20183</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Arrangements for preventing or correcting crosstalk, e.g. optical or electrical arrangements for correcting crosstalk</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20183</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Groups <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20183</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20184" definition-exists="true" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20184</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Detector read-out circuitry, e.g. for clearing of traps, compensating for traps or compensating for direct hits</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20184</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Groups <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20184</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20185" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20185</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Coupling means between the photodiode and the scintillator, e.g. optical couplings using adhesives with wavelength-shifting fibres</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20185</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Groups <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20185</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20186" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20186</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Position of the photodiode with respect to the incoming radiation, e.g. in the front of, below or sideways the scintillator</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20186</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Groups <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20186</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20187" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20187</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Position of the scintillator with respect to the photodiode, e.g. photodiode surrounding the crystal, the crystal surrounding the photodiode, shape or size of the scintillator</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G01T1/20187</class-ref> is incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>.<br/>Groups <class-ref scheme="cpc">G01T1/2018</class-ref> and <class-ref scheme="cpc">G01T1/20187</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/20188" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20188</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Auxiliary details, e.g. casings or cooling</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G01T1/20188</class-ref>, <class-ref scheme="cpc">G01T1/20189</class-ref>, and <class-ref scheme="cpc">G01T1/2019</class-ref> are incomplete pending reclassification from group <class-ref scheme="cpc">G01T1/2018</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/20189" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/20189</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Damping or insulation against damage, e.g. caused by heat or pressure</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/2019" definition-exists="false" ipc-concordant="G01T1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>G01T1/2019</classification-symbol><class-title date-revised="2020-05-01"><title-part><CPC-specific-text><text>Shielding against direct hits</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/202" definition-exists="false" ipc-concordant="G01T1/202" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the detector being a crystal</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2023" definition-exists="false" ipc-concordant="G01T1/202" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Selection of materials </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/202</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2026" definition-exists="false" ipc-concordant="G01T1/202" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Well-type detectors </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/202</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/203" definition-exists="false" ipc-concordant="G01T1/203" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the detector being made of plastics</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2033" definition-exists="false" ipc-concordant="G01T1/203" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2033</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Selection of materials </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/203</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2036" definition-exists="false" ipc-concordant="G01T1/203" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2036</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Well-type detectors </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/203</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/204" definition-exists="false" ipc-concordant="G01T1/204" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the detector being a liquid</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2042" definition-exists="false" ipc-concordant="G01T1/204" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2042</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Composition for liquid scintillation systems</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/2045" definition-exists="false" ipc-concordant="G01T1/204" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2045</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Liquid scintillation quench systems</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G01T1/2047" definition-exists="false" ipc-concordant="G01T1/204" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2047</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Sample preparation</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/205" definition-exists="false" ipc-concordant="G01T1/205" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the detector being a gas</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/208" definition-exists="false" ipc-concordant="G01T1/208" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/208</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Circuits specially adapted for scintillation detectors, e.g. for the photo-multiplier section</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/22" definition-exists="false" ipc-concordant="G01T1/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with Cerenkov detectors</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/24" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/24</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>with semiconductor detectors</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/241" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/241</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Electrode arrangements, e.g. continuous or parallel strips or the like </text><reference><text>constructional or manufacturing details <class-ref scheme="cpc">H01L31/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/242" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/242</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Stacked detectors, e.g. for depth information </text><reference><text>constructional or manufacturing details <class-ref scheme="cpc">H01L25/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/243" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/243</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Modular detectors, e.g. arrays formed from self contained units </text><reference><text>constructional or manufacturing details <class-ref scheme="cpc">H01L25/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/244" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01T1/244</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>Auxiliary details, e.g. casings, cooling, damping or insulation against damage by, e.g. heat, pressure or the like</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/245" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using memory cells</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/246" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/246</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>utilizing latent read-out, e.g. charge stored and read-out later</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/247" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Detector read-out circuitry </text><reference><text>for processing gain or off-set correction <class-ref scheme="cpc">H04N</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/248" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/248</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Silicon photomultipliers [SiPM], e.g. an avalanche photodiode [APD] array on a common Si substrate</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/249" definition-exists="false" ipc-concordant="G01T1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/249</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>specially adapted for use in SPECT or PET </text><reference><text>SPECT imaging <class-ref scheme="cpc">G01T1/1642</class-ref>; PET imaging <class-ref scheme="cpc">G01T1/2985</class-ref>; detecting hidden objects, e.g. weapons, explosives <class-ref scheme="cpc">G01V5/0008</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/26" definition-exists="false" ipc-concordant="G01T1/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with resistance detectors </text><CPC-specific-text><reference><text>photoresistors <class-ref scheme="cpc">H01L31/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/28" definition-exists="false" ipc-concordant="G01T1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/28</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>with secondary-emission detectors</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/29" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/29</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Measurement performed on radiation beams, e.g. position or section of the beam</text></title-part><title-part><text>Measurement of spatial distribution of radiation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/2907" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2907</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Angle determination; Directional detectors; Telescopes </text><reference><text>prospecting by the use of nuclear radiation, e.g. of natural or induced radioactivity <class-ref scheme="cpc">G01V5/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/2914" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2914</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Measurement of spatial distribution of radiation</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2921" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2921</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras </text><reference><text>using scintigraphy <class-ref scheme="cpc">G01T1/1641</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2928" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2928</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using solid state detectors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2935" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2935</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using ionisation detectors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2942" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2942</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using autoradiographic methods</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/295" definition-exists="true" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01T1/295</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>using coded aperture devices, e.g. Fresnel zone plates </text><reference><text>handling of radiation of particles, e.g. using diaphragms, collimators, diffraction <class-ref scheme="cpc">G21K1/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2957" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2957</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using channel multiplier arrays </text><reference><text>channel multipliers <class-ref scheme="cpc">H01J43/18</class-ref>; <class-ref scheme="cpc">G01T1/1645</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2964" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2964</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Scanners </text><reference><text>using scintigraphy <class-ref scheme="cpc">G01T1/166</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T1/2971" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2971</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using solid state detectors</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2978" definition-exists="false" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/2978</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Hybrid imaging systems, e.g. using a position sensitive detector (camera) to determine the distribution in one direction and using mechanical movement of the detector or the subject in the other direction or using a camera to determine the distribution in two dimensions and using movement of the camera or the subject to increase the field of view </text><reference><text><class-ref scheme="cpc">G01T1/2985</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2985" definition-exists="true" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01T1/2985</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>In depth localisation, e.g. using positron emitters; Tomographic imaging (longitudinal and transverse section imaging; apparatus for radiation diagnosis sequentially in different planes, steroscopic radiation diagnosis); </text><reference><text>using external radiation sources <class-ref scheme="cpc">A61B6/02</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T1/2992" definition-exists="true" ipc-concordant="G01T1/29" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2015-07-01" status="published"><classification-symbol>G01T1/2992</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Radioisotope data or image processing not related to a particular imaging system; Off-line processing of pictures, e.g. rescanners </text><reference><text>for measuring radiation intensity <class-ref scheme="cpc">G01T1/1663</class-ref>; digital computing or data processing equipment or methods specially adapted for nuclear physics or nuclear engineering <class-ref scheme="cpc">G06F15/00</class-ref>; general purpose image data processing <class-ref scheme="cpc">G06T1/00</class-ref>; computerized tomography <class-ref scheme="cpc">G06T11/003</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/30" definition-exists="false" ipc-concordant="G01T1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring half-life of a radioactive substance </text><CPC-specific-text><reference><text>period meters for nuclear fission reactors <class-ref scheme="cpc">G21C17/14</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/32" definition-exists="false" ipc-concordant="G01T1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring polarisation of particles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/34" definition-exists="false" ipc-concordant="G01T1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring cross-section, e.g. absorption cross-section of particles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T1/36" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Measuring spectral distribution of X-rays or of nuclear radiation </text><CPC-specific-text><text>spectrometry </text><reference><text>pulse selection circuits <u>per se</u> <class-ref scheme="cpc">H03K</class-ref>; investigation of materials by radiation diffraction <class-ref scheme="cpc">G01N23/20</class-ref>; spectrometer tubes <class-ref scheme="cpc">H01J49/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/361" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/361</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a combination of detectors of different types, e.g. anti-Compton spectrometers </text><reference><text>intensity measurement with a combination of detectors <class-ref scheme="cpc">G01T1/1603</class-ref>; with coincidence circuit <class-ref scheme="cpc">G01T1/172</class-ref>; se provisionally also <class-ref scheme="cpc">G01T1/36</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph><class-ref scheme="cpc">G01T1/361</class-ref> takes precedence over <class-ref scheme="cpc">G01T1/362</class-ref></note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/362" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/362</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with scintillation detectors </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/36</class-ref>, <class-ref scheme="cpc">G01T1/20</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/363" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/363</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with Cerenkov detectors</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/365" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01T1/365</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>with ionisation detectors, e.g. proportional counter </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/36</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/366" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/366</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with semi-conductor detectors </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/36</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/367" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/367</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with resistance detectors </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T1/36</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/368" definition-exists="false" ipc-concordant="G01T1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/368</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with secondary-emission detectors </text><reference><text><u>see</u> provisionally <class-ref scheme="cpc">G01T1/36</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/38" definition-exists="false" ipc-concordant="G01T1/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T1/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Particle discrimination and measurement of relative mass, e.g. by measurement of loss of energy with distance (dE/dx) </text><CPC-specific-text><reference><text>constructional details of semiconductor detectors therefor <class-ref scheme="cpc">H01L31/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T1/40" definition-exists="true" ipc-concordant="G01T1/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T1/40</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Stabilisation of spectrometers</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G01T3/00" definition-exists="true" ipc-concordant="G01T3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T3/00</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Measuring neutron radiation </text><reference><text><class-ref scheme="cpc">G01T5/00</class-ref> takes precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/001" definition-exists="false" ipc-concordant="G01T3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/001</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spectrometry</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T3/003" definition-exists="false" ipc-concordant="G01T3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Recoil spectrometers </text><reference><text>light-nuclei recoil ionisation tubes <u>per se</u> <class-ref scheme="cpc">H01J47/1277</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T3/005" definition-exists="false" ipc-concordant="G01T3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Time-of-flight spectrometers </text><reference><text><u>see</u> provisionally also <class-ref scheme="cpc">G01T3/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/006" definition-exists="false" ipc-concordant="G01T3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using self-powered detectors (for neutrons as well as for Y- or X-rays) , e.g. using Compton-effect (Compton diodes) or photo-emission or a (n,B) nuclear reaction </text><reference><text>photovoltaic semiconductors <class-ref scheme="cpc">H01L31/00</class-ref>; photo-tubes <class-ref scheme="cpc">H01J40/00</class-ref>; thermionic generators <class-ref scheme="cpc">H01J45/00</class-ref>; radioisotopic generators <class-ref scheme="cpc">G21H1/00</class-ref>, e.g. <class-ref scheme="cpc">G21H1/02</class-ref>, <class-ref scheme="cpc">G21H1/04</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/008" definition-exists="false" ipc-concordant="G01T3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using an ionisation chamber filled with a gas, liquid or solid, e.g. frozen liquid, dielectric </text><reference><text><class-ref scheme="cpc">G01T3/006</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/02" definition-exists="false" ipc-concordant="G01T3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by shielding other radiation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/04" definition-exists="false" ipc-concordant="G01T3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using calorimetric devices</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/06" definition-exists="false" ipc-concordant="G01T3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with scintillation detectors</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T3/065" definition-exists="false" ipc-concordant="G01T3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spectrometry</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T3/08" definition-exists="false" ipc-concordant="G01T3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T3/08</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>with semiconductor detectors</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T3/085" definition-exists="false" ipc-concordant="G01T3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T3/085</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spectrometry</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G01T5/00" definition-exists="false" ipc-concordant="G01T5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Recording of movements or tracks of particles </text><reference><text>spark chambers <class-ref scheme="cpc">H01J47/00</class-ref></text></reference></title-part><title-part><text>Processing or analysis of such tracks</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/002" definition-exists="false" ipc-concordant="G01T5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-08-01" status="published"><classification-symbol>G01T5/002</classification-symbol><class-title date-revised="2016-08-01"><title-part><CPC-specific-text><text>using a combination of several movement of track recording devices </text><reference><text>detectors associated with recording chambers and only serving to trigger these chambers, <u>see</u> the appropriate groups of the chamber, e.g. <class-ref scheme="cpc">G01T5/04</class-ref> - <class-ref scheme="cpc">G01T5/08</class-ref>; <u>see</u> provisionally also <class-ref scheme="cpc">G01T5/00</class-ref> and other sub-groups</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/004" definition-exists="false" ipc-concordant="G01T5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Non-electrical readout of multi-wire or parallel-plate chambers </text><reference><text>non-electrical readout in such chambers <u>per se</u> <class-ref scheme="cpc">H01J47/22</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T5/006" definition-exists="false" ipc-concordant="G01T5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by optical methods</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T5/008" definition-exists="false" ipc-concordant="G01T5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by acoustical methods</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/02" definition-exists="false" ipc-concordant="G01T5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Processing of tracks</text></title-part><title-part><text>Analysis of tracks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/04" definition-exists="false" ipc-concordant="G01T5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cloud chambers, e.g. Wilson chamber</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/06" definition-exists="false" ipc-concordant="G01T5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Bubble chambers</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/08" definition-exists="true" ipc-concordant="G01T5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Scintillation chambers </text><reference><text>discharge tubes <class-ref scheme="cpc">H01J40/00</class-ref>, <class-ref scheme="cpc">H01J47/00</class-ref>; semiconductor devices <class-ref scheme="cpc">H01L</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/10" definition-exists="false" ipc-concordant="G01T5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G01T5/10</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Plates or blocks in which tracks of nuclear particles are made visible by after-treatment, e.g. using photographic emulsion, using mica</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T5/12" definition-exists="false" ipc-concordant="G01T5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Circuit arrangements with multi-wire or parallel-plate chambers, e.g. spark chambers </text><reference><text>tubes <u>per se</u> <class-ref scheme="cpc">H01J47/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T5/122" definition-exists="false" ipc-concordant="G01T5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for readout of each individual wires; </text><reference><text>readout in such chambers <u>per se</u> <class-ref scheme="cpc">H01J47/16</class-ref></text></reference><text>; for processing the output signals</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G01T5/125" definition-exists="false" ipc-concordant="G01T5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by using delay lines</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G01T5/127" definition-exists="false" ipc-concordant="G01T5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T5/127</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by using magnetostrictive delay lines</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G01T7/00" definition-exists="true" ipc-concordant="G01T7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of radiation-measuring instruments</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T7/005" definition-exists="false" ipc-concordant="G01T7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>calibration techniques </text><reference><text>stabilization of spectrometer <class-ref scheme="cpc">G01T1/40</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T7/02" definition-exists="false" ipc-concordant="G01T7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>G01T7/02</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>Collecting means for receiving or storing samples to be investigated </text><CPC-specific-text><text>and possibly directly transporting the samples to the measuring arrangement; particularly for investigating radioactive fluids </text><reference><text>sampling, preparing specimens for investigation in general <class-ref scheme="cpc">G01N1/00</class-ref>, <class-ref scheme="cpc">G01N1/02</class-ref>; shielded cells or rooms structurally combined with manipulatin devices <class-ref scheme="cpc">G21F</class-ref>; measuring of chromatographically separated samples <class-ref scheme="cpc">G01N30/00</class-ref> - <class-ref scheme="cpc">G01N30/96</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T7/04" definition-exists="false" ipc-concordant="G01T7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by filtration</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T7/06" definition-exists="false" ipc-concordant="G01T7/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by electrostatic precipitation </text><reference><text><class-ref scheme="cpc">G01T7/04</class-ref> takes precedence</text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T7/08" definition-exists="false" ipc-concordant="G01T7/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>G01T7/08</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Means for conveying samples received</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T7/10" definition-exists="false" ipc-concordant="G01T7/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using turntables</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G01T7/12" definition-exists="false" ipc-concordant="G01T7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Provision for actuation of an alarm</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G01T7/125" definition-exists="false" ipc-concordant="G01T7/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G01T7/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Alarm- or controlling circuits using ionisation chambers, proportional counters or Geiger-Mueller tubes, also functioning as UV detectors </text><reference><text>measuring radiation intensity with counting tubes <class-ref scheme="cpc">G01T1/18</class-ref>; measuring radiation intensity with ionisation chambers <class-ref scheme="cpc">G01T1/185</class-ref>; fire alarms actuated by presence of radiation of particles, e.g. of infra-red radiation, of ions <class-ref scheme="cpc">G08B17/11</class-ref>; flame monitoring in combustion devices <class-ref scheme="cpc">F23Q7/00</class-ref>, <class-ref scheme="cpc">F23N</class-ref>; discharge tubes <u>per se</u> <class-ref scheme="cpc">H01J47/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item></class-scheme> |