blabla/PATSTAT/CPC_data/CPCSchemeXML202302/cpc-scheme-G21K.xml

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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="G21K" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>G21K</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR</text></title-part><title-part><text>IRRADIATION DEVICES</text></title-part><title-part><text>GAMMA RAY OR X-RAY MICROSCOPES</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph> In this subclass, the following term is used with the meaning indicated: <subnote><note-paragraph>&quot;particle&quot; means a molecular, atomic or subatomic particle</note-paragraph></subnote></note-paragraph></note><note type="warning"><note-paragraph warning-type="ipc-not-used">The following IPC groups are not in the CPC scheme. The subject matter for these IPC groups is classified in the following CPC groups: <table><row><entry><class-ref scheme="ipc">G21K3/00</class-ref></entry><entry> covered by </entry><entry><class-ref scheme="cpc">G21K1/10</class-ref></entry></row></table></note-paragraph><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>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="G21K1/00" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/00</classification-symbol>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G21K1/00" definition-exists="true" ipc-concordant="G21K1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G21K1/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Arrangements for handling particles or ionising radiation, e.g. focusing or moderating </text><reference><text>production or acceleration of neutrons, electrically-charged particles, neutral molecular beams or neutral atomic beams <class-ref scheme="cpc">H05H3/00</class-ref> - <class-ref scheme="cpc">H05H15/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/003" definition-exists="true" ipc-concordant="G21K1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Manipulation of charged particles by using radiation pressure, e.g. optical levitation </text><reference><text>acceleration of charged particles <class-ref scheme="cpc">H05H5/00</class-ref>, <class-ref scheme="cpc">H05H7/00</class-ref>, <class-ref scheme="cpc">H05H9/00</class-ref>, <class-ref scheme="cpc">H05H11/00</class-ref>, <class-ref scheme="cpc">H05H13/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/006" definition-exists="true" ipc-concordant="G21K1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Manipulation of neutral particles by using radiation pressure, e.g. optical levitation </text><reference><text>production or acceleration of neutral particles <class-ref scheme="cpc">H05H3/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/02" definition-exists="true" ipc-concordant="G21K1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using diaphragms, collimators</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/025" definition-exists="true" ipc-concordant="G21K1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using multiple collimators, e.g. Bucky screens; other devices for eliminating undesired or dispersed radiation</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/04" definition-exists="true" ipc-concordant="G21K1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using variable diaphragms, shutters, choppers</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G21K1/043" definition-exists="true" ipc-concordant="G21K1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/043</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>changing time structure of beams by mechanical means, e.g. choppers, spinning filter wheels</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G21K1/046" definition-exists="true" ipc-concordant="G21K1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>varying the contour of the field, e.g. multileaf collimators</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/06" definition-exists="true" ipc-concordant="G21K1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using diffraction, refraction or reflection, e.g. monochromators </text><reference><text><class-ref scheme="cpc">G21K1/10</class-ref>, <class-ref scheme="cpc">G21K7/00</class-ref> take precedence</text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/062" definition-exists="true" ipc-concordant="G21K1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/062</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Devices having a multilayer structure</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/065" definition-exists="true" ipc-concordant="G21K1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using refraction, e.g. Tomie lenses</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/067" definition-exists="true" ipc-concordant="G21K1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/067</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using surface reflection, e.g. grazing incidence mirrors, gratings </text><reference><text>multilayer mirrors <class-ref scheme="cpc">G21K1/062</class-ref>; crystal optics <class-ref scheme="cpc">G21K1/06</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/08" definition-exists="true" ipc-concordant="G21K1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Deviation, concentration or focusing of the beam by electric or magnetic means </text><reference><text>electron-optical arrangements in electric discharge tubes <class-ref scheme="cpc">H01J29/46</class-ref>; </text><CPC-specific-text><text>details, e.g. electric or magnetic deviating means for direct voltage accelerators or in accelerators using single pulses <class-ref scheme="cpc">H05H5/02</class-ref>; arrangements for injecting particles into orbits <class-ref scheme="cpc">H05H7/08</class-ref>; arrangements for ejecting particles from orbits <class-ref scheme="cpc">H05H7/10</class-ref></text></CPC-specific-text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/087" definition-exists="true" ipc-concordant="G21K1/087" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/087</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by electrical means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/093" definition-exists="false" ipc-concordant="G21K1/093" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/093</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by magnetic means</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/10" definition-exists="true" ipc-concordant="G21K1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Scattering devices</text></title-part><title-part><text>Absorbing devices</text></title-part><title-part><text>Ionising radiation filters</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G21K1/12" definition-exists="false" ipc-concordant="G21K1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Resonant absorbers or driving arrangements therefor, e.g. for Moessbauer-effect devices </text><CPC-specific-text><reference><text>motors with reciprocating, oscillating or vibrating magnet, armature or coil system in general <class-ref scheme="cpc">H02K33/00</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/14" definition-exists="false" ipc-concordant="G21K1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using charge exchange devices, e.g. for neutralising or changing the sign of the electrical charges of beams </text><reference><text>producing or accelerating neutral particle beams <class-ref scheme="cpc">H05H3/00</class-ref></text></reference></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K1/16" definition-exists="false" ipc-concordant="G21K1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K1/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using polarising devices, e.g. for obtaining a polarised beam </text><CPC-specific-text><reference><text>ion sources, ion guns <class-ref scheme="cpc">H01J27/02</class-ref>; polarised targets for producing nuclear reactions <class-ref scheme="cpc">H05H6/005</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G21K4/00" definition-exists="true" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K4/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conversion screens for the conversion of the spatial distribution of X-rays or particle radiation into visible images, e.g. fluoroscopic screens </text><reference><text>photographic processes using X-ray intensifiers <class-ref scheme="cpc">G03C5/17</class-ref>; discharge tubes comprising luminescent screens <class-ref scheme="cpc">H01J1/62</class-ref>; cathode ray tubes for X-ray conversion with optical output <class-ref scheme="cpc">H01J31/50</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K4/02" definition-exists="false" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2004/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the external panel structure</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K4/04" definition-exists="false" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2004/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with an intermediate layer</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K4/06" definition-exists="false" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2004/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a phosphor layer</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K4/08" definition-exists="false" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2004/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a binder in the phosphor layer</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K4/10" definition-exists="false" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2004/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a protective film</text></CPC-specific-text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K4/12" definition-exists="false" ipc-concordant="G21K4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2004/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>with a support</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G21K5/00" definition-exists="true" ipc-concordant="G21K5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Irradiation devices </text><reference><text>discharge tubes for irradiating <class-ref scheme="cpc">H01J37/00</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K5/02" definition-exists="false" ipc-concordant="G21K5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having no beam-forming means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K5/04" definition-exists="true" ipc-concordant="G21K5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with beam-forming means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K5/08" definition-exists="false" ipc-concordant="G21K5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>G21K5/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Holders for targets or for other objects to be irradiated</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G21K5/10" definition-exists="false" ipc-concordant="G21K5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with provision for relative movement of beam source and object to be irradiated</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G21K7/00" definition-exists="true" ipc-concordant="G21K7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gamma- or X-ray microscopes</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="G21K201/00" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/00</classification-symbol>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="G21K201/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for handling radiation or particles</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G21K201/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using diffractive, refractive or reflecting elements</text></title-part></class-title>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G21K201/061" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/061</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>characterised by a multilayer structure</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G21K201/062" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/062</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the element being a crystal</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G21K201/064" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/064</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>having a curved surface</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G21K201/065" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>provided with cooling means</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G21K201/067" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/067</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Construction details</text></title-part></class-title></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G21K201/068" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2201/068</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>specially adapted for particle beams</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="G21K207/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>G21K2207/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Particular details of imaging devices or methods using ionizing electromagnetic radiation such as X-rays or gamma rays</text></title-part></class-title>
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