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42 lines
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42 lines
24 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="F17D" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>F17D</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>PIPE-LINE SYSTEMS</text></title-part><title-part><text>PIPE-LINES </text><reference><text>pumps or compressors <class-ref scheme="cpc">F04</class-ref>; fluid dynamics <class-ref scheme="cpc">F15D</class-ref>; valves or the like <class-ref scheme="cpc">F16K</class-ref>; pipes, laying pipes, supports, joints, branches, repairing, work on the entire line, accessories <class-ref scheme="cpc">F16L</class-ref>; steam traps or the like <class-ref scheme="cpc">F16T</class-ref>; fluid-pressure electric cables <class-ref scheme="cpc">H01B9/06</class-ref></text></reference></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>In this subclass, pipe-line systems are interpreted as systems described in flow sheets as well as arrangements of co-operating elements, the elements <u>per se</u> being covered in the relevant subclasses.</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="F17D1/00" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F17D1/00" definition-exists="true" ipc-concordant="F17D1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pipe-line systems </text><reference><text>conveying articles or materials through a pipe- line by means of a fluid carrier <class-ref scheme="cpc">B65G51/00</class-ref>, <class-ref scheme="cpc">B65G53/00</class-ref>; liquids <class-ref scheme="cpc">B67D</class-ref>; special devices for transferring liquids from bulk storage containers into vehicles or boats or <u>vice versa</u>, e.g. loading or unloading vehicles or portable containers <class-ref scheme="cpc">B67D7/00</class-ref>; conveying material which has been excavated by a dredger or soil shifter through a pipe-line <class-ref scheme="cpc">E02F7/10</class-ref>; sewer pipe-line systems <class-ref scheme="cpc">E03F3/00</class-ref>; thermal insulation of pipe-lines <class-ref scheme="cpc">F16L59/00</class-ref>; central heating systems <class-ref scheme="cpc">F24D</class-ref></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="F17D1/005" definition-exists="false" ipc-concordant="F17D1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for a two-phase gas-liquid flow</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="F17D1/02" definition-exists="false" ipc-concordant="F17D1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for gases or vapours</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F17D1/04" definition-exists="false" ipc-concordant="F17D1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for distribution of gas</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F17D1/05" definition-exists="false" ipc-concordant="F17D1/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F17D1/05</classification-symbol><class-title date-revised="2018-01-01"><title-part><text>Preventing freezing </text><reference><text>by heating <class-ref scheme="cpc">F16L53/30</class-ref></text></reference></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="F17D1/06" definition-exists="false" ipc-concordant="F17D1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for steam</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="F17D1/065" definition-exists="false" ipc-concordant="F17D1/065" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for producing propulsion of gases or vapours</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F17D1/07" definition-exists="false" ipc-concordant="F17D1/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by compression</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="F17D1/075" definition-exists="false" ipc-concordant="F17D1/075" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/075</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by mere expansion from an initial pressure level, e.g. by arrangement of a flow-control valve</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="F17D1/08" definition-exists="false" ipc-concordant="F17D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for liquids or viscous products </text><reference><text>water-main or service pipe systems <class-ref scheme="cpc">E03B7/04</class-ref>; domestic hot-water supply systems <class-ref scheme="cpc">F24D17/00</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="F17D1/082" definition-exists="false" ipc-concordant="F17D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2018-01-01" status="published"><classification-symbol>F17D1/082</classification-symbol><class-title date-revised="2018-01-01"><title-part><CPC-specific-text><text>for cold fluids, e.g. liquefied gas </text><reference><text><class-ref scheme="cpc">F17D1/086</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="9" additional-only="false" sort-key="F17D1/084" definition-exists="false" ipc-concordant="F17D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/084</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for hot fluids </text><reference><text><class-ref scheme="cpc">F17D1/086</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="9" additional-only="false" sort-key="F17D1/086" definition-exists="false" ipc-concordant="F17D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/086</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for explosives</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="F17D1/088" definition-exists="false" ipc-concordant="F17D1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-01-01" status="published"><classification-symbol>F17D1/088</classification-symbol><class-title date-revised="2017-01-01"><title-part><CPC-specific-text><text>for solids or suspensions of solids in liquids, e.g. slurries </text><reference><text><class-ref scheme="cpc">F17D1/086</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="9" additional-only="false" sort-key="F17D1/12" definition-exists="false" ipc-concordant="F17D1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conveying liquids or viscous products by pressure of another fluid</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="F17D1/13" definition-exists="false" ipc-concordant="F17D1/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/13</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conveying liquids or viscous products by gravity</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="F17D1/14" definition-exists="false" ipc-concordant="F17D1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conveying liquids or viscous products by pumping</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="F17D1/16" definition-exists="false" ipc-concordant="F17D1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Facilitating the conveyance of liquids or effecting the conveyance of viscous products by modification of their viscosity </text><CPC-specific-text><reference><text>changing the flow or the viscosity by adding a chemical agent <class-ref scheme="cpc">C09K3/00</class-ref>, <class-ref scheme="cpc">C10M</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="F17D1/17" definition-exists="false" ipc-concordant="F17D1/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F17D1/17</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>by mixing with another liquid </text><CPC-specific-text><text>, i.e. diluting</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="F17D1/18" definition-exists="false" ipc-concordant="F17D1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by heating</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="F17D1/20" definition-exists="false" ipc-concordant="F17D1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D1/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements or systems of devices for influencing or altering dynamic characteristics of the systems, e.g. for damping pulsations caused by opening or closing of valves </text><reference><text>fluid dynamics <class-ref scheme="cpc">F15D</class-ref>; damping pulsations in fluids in pipes in general <class-ref scheme="cpc">F16L55/04</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F17D3/00" definition-exists="true" ipc-concordant="F17D3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Arrangements for supervising or controlling working operations</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F17D3/01" definition-exists="false" ipc-concordant="F17D3/01" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/01</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for controlling, signalling, or supervising the conveyance of a product</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="F17D3/03" definition-exists="false" ipc-concordant="F17D3/03" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/03</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F17D3/05" definition-exists="false" ipc-concordant="F17D3/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/05</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the different products not being separated </text><reference><text>separation of contaminants by distillation <class-ref scheme="cpc">B01D3/00</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="F17D3/08" definition-exists="false" ipc-concordant="F17D3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>F17D3/08</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>the different products being separated by "go-devils", e.g. spheres </text><reference><text>cleaning devices moved along inside a pipe-lines by fluid pressure <class-ref scheme="cpc">B08B9/04</class-ref>; </text><CPC-specific-text><text>pigs or moles <u>per se</u>, their launching and detection <class-ref scheme="cpc">F16L55/26</class-ref></text></CPC-specific-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="F17D3/10" definition-exists="false" ipc-concordant="F17D3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for taking out the product in the line </text><reference><text>sampling in general, examining the physical or chemical properties of materials <class-ref scheme="cpc">G01N</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="F17D3/12" definition-exists="false" ipc-concordant="F17D3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for injecting a composition into the line</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="F17D3/14" definition-exists="false" ipc-concordant="F17D3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for eliminating water </text><reference><text>separation of liquids <class-ref scheme="cpc">B01D</class-ref>, e.g. <class-ref scheme="cpc">B01D17/00</class-ref>; separation of gases or vapours <class-ref scheme="cpc">B01D53/00</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="F17D3/145" definition-exists="false" ipc-concordant="F17D3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>in gas pipelines</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="F17D3/16" definition-exists="false" ipc-concordant="F17D3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>F17D3/16</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>for eliminating particles in suspension </text><reference><text>from liquids by sedimentation <class-ref scheme="cpc">B01D21/00</class-ref>; separation by filtration or otherwise <class-ref scheme="cpc">B01D24/00</class-ref> - <class-ref scheme="cpc">B01D51/00</class-ref>; centrifugal apparatus <class-ref scheme="cpc">B04</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="F17D3/18" definition-exists="false" ipc-concordant="F17D3/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D3/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for measuring the quantity of conveyed product </text><reference><text>measuring volume or volume flow, in general <class-ref scheme="cpc">G01F</class-ref></text></reference></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F17D5/00" definition-exists="true" ipc-concordant="F17D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Protection or supervision of installations </text><reference><text>arrangements for protecting foundations <class-ref scheme="cpc">E02D31/00</class-ref>; protecting pipes from damage or internal or external wear <class-ref scheme="cpc">F16L57/00</class-ref>, against corrosion and scale <class-ref scheme="cpc">F16L58/00</class-ref>; investigation of the fluid-tightness of structures <class-ref scheme="cpc">G01M3/00</class-ref></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="F17D5/005" definition-exists="false" ipc-concordant="F17D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D5/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of gas pipelines, e.g. alarm</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="F17D5/02" definition-exists="false" ipc-concordant="F17D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preventing, monitoring, or locating loss</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F17D5/04" definition-exists="false" ipc-concordant="F17D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by means of a signalling fluid enclosed in a double wall</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="F17D5/06" definition-exists="false" ipc-concordant="F17D5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using electric or acoustic means</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="F17D5/08" definition-exists="false" ipc-concordant="F17D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F17D5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Protection of installations or persons from the effects of high voltage induced in the pipe-line </text><reference><text>emergency protective circuit arrangements <class-ref scheme="cpc">H02H</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |