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157 lines
78 KiB
XML
157 lines
78 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="D01F" definition-exists="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS</text></title-part><title-part><text>APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="D01F1/00" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="D01F1/00" definition-exists="true" ipc-concordant="D01F1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>General methods for the manufacture of artificial filaments or the like</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F1/02" definition-exists="false" ipc-concordant="D01F1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F1/02</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Addition of substances to the spinning solution or to the melt </text><reference><text>addition of substances to viscose <class-ref scheme="cpc">D01F2/08</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="D01F1/04" definition-exists="false" ipc-concordant="D01F1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pigments</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="D01F1/06" definition-exists="false" ipc-concordant="D01F1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dyes</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="D01F1/07" definition-exists="false" ipc-concordant="D01F1/07" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/07</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making fire- or flame-proof filaments</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="D01F1/08" definition-exists="false" ipc-concordant="D01F1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for forming hollow filaments</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="D01F1/09" definition-exists="true" ipc-concordant="D01F1/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/09</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for making electroconductive or anti-static filaments</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="D01F1/10" definition-exists="false" ipc-concordant="D01F1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other agents for modifying properties</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F1/103" definition-exists="false" ipc-concordant="D01F1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>D01F1/103</classification-symbol><class-title date-revised="2017-08-01"><title-part><CPC-specific-text><text>Agents inhibiting growth of microorganisms</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="D01F1/106" definition-exists="false" ipc-concordant="D01F1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F1/106</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Radiation shielding agents, e.g. absorbing, reflecting agents</text></CPC-specific-text></title-part></class-title></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="D01F2/00" definition-exists="true" ipc-concordant="D01F2/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocomponent artificial filaments or the like of cellulose or cellulose derivatives</text></title-part><title-part><text>Manufacture thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F2/02" definition-exists="true" ipc-concordant="D01F2/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from solutions of cellulose in acids, bases or salts</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F2/04" definition-exists="false" ipc-concordant="D01F2/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from cuprammonium solutions</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="D01F2/06" definition-exists="true" ipc-concordant="D01F2/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F2/06</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>from viscose</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F2/08" definition-exists="true" ipc-concordant="D01F2/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F2/08</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Composition of the spinning solution or the bath</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F2/10" definition-exists="true" ipc-concordant="D01F2/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition to the spinning solution or spinning bath of substances which exert their effect equally well in either</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="D01F2/12" definition-exists="false" ipc-concordant="D01F2/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition of delustering agents to the spinning solution</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D01F2/14" definition-exists="false" ipc-concordant="D01F2/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition of pigments</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="D01F2/16" definition-exists="false" ipc-concordant="D01F2/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition of dyes to the spinning solution</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="D01F2/18" definition-exists="false" ipc-concordant="D01F2/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Addition to the spinning solution of substances to influence ripening</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="D01F2/20" definition-exists="false" ipc-concordant="D01F2/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for the manufacture of hollow threads</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="D01F2/22" definition-exists="false" ipc-concordant="D01F2/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by the dry spinning process</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="D01F2/24" definition-exists="true" ipc-concordant="D01F2/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from cellulose derivatives</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F2/26" definition-exists="false" ipc-concordant="D01F2/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from nitrocellulose</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="D01F2/28" definition-exists="false" ipc-concordant="D01F2/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from organic cellulose esters or ethers, e.g. cellulose acetate</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F2/30" definition-exists="false" ipc-concordant="D01F2/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F2/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by the dry spinning process</text></title-part></class-title></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="D01F4/00" definition-exists="true" ipc-concordant="D01F4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F4/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocomponent artificial filaments or the like of proteins</text></title-part><title-part><text>Manufacture thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F4/02" definition-exists="false" ipc-concordant="D01F4/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F4/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from fibroin</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="D01F4/04" definition-exists="false" ipc-concordant="D01F4/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F4/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from casein</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="D01F4/06" definition-exists="false" ipc-concordant="D01F4/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F4/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from globulins, e.g. groundnut protein</text></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="D01F6/00" definition-exists="true" ipc-concordant="D01F6/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F6/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Monocomponent artificial filaments or the like of synthetic polymers</text></title-part><title-part><text>Manufacture thereof</text></title-part></class-title><notes-and-warnings><note type="note"><note-paragraph>In this group, the percentage for determining the major constituent is expressed in mole percent.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F6/02" definition-exists="false" ipc-concordant="D01F6/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F6/04" definition-exists="true" ipc-concordant="D01F6/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyolefins</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/06" definition-exists="true" ipc-concordant="D01F6/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polypropylene</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="D01F6/08" definition-exists="false" ipc-concordant="D01F6/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of halogenated hydrocarbons</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/10" definition-exists="false" ipc-concordant="D01F6/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyvinyl chloride or polyvinylidene chloride</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="D01F6/12" definition-exists="false" ipc-concordant="D01F6/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of fluorinated hydrocarbons</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="D01F6/14" definition-exists="false" ipc-concordant="D01F6/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of unsaturated alcohols, e.g. polyvinyl alcohol, or of their acetals or ketals</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="D01F6/16" definition-exists="false" ipc-concordant="D01F6/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of unsaturated carboxylic acids or unsaturated organic esters, e.g. polyacrylic esters, polyvinyl acetate</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="D01F6/18" definition-exists="false" ipc-concordant="D01F6/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide</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="D01F6/20" definition-exists="true" ipc-concordant="D01F6/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of cyclic compounds with one carbon-to-carbon double bond in the side chain</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/22" definition-exists="false" ipc-concordant="D01F6/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polystyrene</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="D01F6/24" definition-exists="true" ipc-concordant="D01F6/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polymers of aliphatic compounds with more than one carbon-to-carbon double bond</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="D01F6/26" definition-exists="false" ipc-concordant="D01F6/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from other polymers</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="D01F6/28" definition-exists="true" ipc-concordant="D01F6/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F6/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F6/30" definition-exists="false" ipc-concordant="D01F6/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising olefins as the major constituent</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="D01F6/32" definition-exists="false" ipc-concordant="D01F6/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising halogenated hydrocarbons as the major constituent</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="D01F6/34" definition-exists="false" ipc-concordant="D01F6/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising unsaturated alcohols, acetals or ketals as the major constituent</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="D01F6/36" definition-exists="false" ipc-concordant="D01F6/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising unsaturated carboxylic acids or unsaturated organic esters as the major constituent</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="D01F6/38" definition-exists="false" ipc-concordant="D01F6/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising unsaturated nitriles as the major constituent</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="D01F6/40" definition-exists="false" ipc-concordant="D01F6/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Modacrylic fibres, i.e. containing 35 to 85% acrylonitrile</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="D01F6/42" definition-exists="false" ipc-concordant="D01F6/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>comprising cyclic compounds containing one carbon-to-carbon double bond in the side chain as major constituent</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="D01F6/44" definition-exists="false" ipc-concordant="D01F6/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/44</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F6/46" definition-exists="false" ipc-concordant="D01F6/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/46</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polyolefins</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="D01F6/48" definition-exists="false" ipc-concordant="D01F6/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/48</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polymers of halogenated hydrocarbons</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="D01F6/50" definition-exists="false" ipc-concordant="D01F6/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polyalcohols, polyacetals or polyketals</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="D01F6/52" definition-exists="false" ipc-concordant="D01F6/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/52</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polymers of unsaturated carboxylic acids or unsaturated esters</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="D01F6/54" definition-exists="false" ipc-concordant="D01F6/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/54</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polymers of unsaturated nitriles</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="D01F6/56" definition-exists="false" ipc-concordant="D01F6/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/56</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polymers of cyclic compounds with one carbon-to-carbon double bond in the side chain</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="D01F6/58" definition-exists="false" ipc-concordant="D01F6/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/58</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from homopolycondensation products</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F6/60" definition-exists="false" ipc-concordant="D01F6/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/60</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyamides </text><reference><text>from polyamino acids or polypeptides <class-ref scheme="cpc">D01F6/68</class-ref></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="D01F6/605" definition-exists="false" ipc-concordant="D01F6/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/605</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from aromatic polyamides</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="9" additional-only="false" sort-key="D01F6/62" definition-exists="false" ipc-concordant="D01F6/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/62</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyesters</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/625" definition-exists="true" ipc-concordant="D01F6/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/625</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>derived from hydroxy-carboxylic acids, e.g. lactones</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="D01F6/64" definition-exists="false" ipc-concordant="D01F6/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/64</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polycarbonates</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="D01F6/66" definition-exists="false" ipc-concordant="D01F6/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/66</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyethers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/665" definition-exists="false" ipc-concordant="D01F6/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/665</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from polyetherketones, e.g. PEEK</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="9" additional-only="false" sort-key="D01F6/68" definition-exists="false" ipc-concordant="D01F6/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/68</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyaminoacids or polypeptides</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="D01F6/70" definition-exists="false" ipc-concordant="D01F6/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/70</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyurethanes</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="D01F6/72" definition-exists="false" ipc-concordant="D01F6/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/72</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyureas</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="D01F6/74" definition-exists="true" ipc-concordant="D01F6/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/74</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polycondensates of cyclic compounds, e.g. polyimides, polybenzimidazoles</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="D01F6/76" definition-exists="true" ipc-concordant="D01F6/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/76</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from other polycondensation products</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/765" definition-exists="false" ipc-concordant="D01F6/76" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/765</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from polyarylene sulfides</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="8" additional-only="false" sort-key="D01F6/78" definition-exists="false" ipc-concordant="D01F6/78" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/78</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from copolycondensation products</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F6/80" definition-exists="false" ipc-concordant="D01F6/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/80</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from copolyamides</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/805" definition-exists="false" ipc-concordant="D01F6/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/805</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from aromatic copolyamides</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="9" additional-only="false" sort-key="D01F6/82" definition-exists="false" ipc-concordant="D01F6/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/82</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyester amides or polyether amides</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="D01F6/84" definition-exists="false" ipc-concordant="D01F6/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/84</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from copolyesters</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="D01F6/86" definition-exists="false" ipc-concordant="D01F6/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/86</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyetheresters</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="D01F6/88" definition-exists="false" ipc-concordant="D01F6/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/88</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F6/90" definition-exists="false" ipc-concordant="D01F6/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/90</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polyamides</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F6/905" definition-exists="false" ipc-concordant="D01F6/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/905</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of aromatic polyamides</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="9" additional-only="false" sort-key="D01F6/92" definition-exists="false" ipc-concordant="D01F6/92" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/92</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of polyesters</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="D01F6/94" definition-exists="false" ipc-concordant="D01F6/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/94</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of other polycondensation products</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="D01F6/96" definition-exists="false" ipc-concordant="D01F6/96" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F6/96</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from other synthetic polymers</text></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="D01F8/00" definition-exists="true" ipc-concordant="D01F8/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>D01F8/00</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Conjugated, i.e. bi- or multicomponent, artificial filaments or the like</text></title-part><title-part><text>Manufacture thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F8/02" definition-exists="false" ipc-concordant="D01F8/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from cellulose, cellulose derivatives, or proteins</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="D01F8/04" definition-exists="false" ipc-concordant="D01F8/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from synthetic polymers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F8/06" definition-exists="false" ipc-concordant="D01F8/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one polyolefin as constituent</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="D01F8/08" definition-exists="false" ipc-concordant="D01F8/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one polyacrylonitrile as constituent</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="D01F8/10" definition-exists="false" ipc-concordant="D01F8/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent</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="D01F8/12" definition-exists="false" ipc-concordant="D01F8/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one polyamide as constituent</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="D01F8/14" definition-exists="false" ipc-concordant="D01F8/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one polyester as constituent</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="D01F8/16" definition-exists="false" ipc-concordant="D01F8/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds as constituent</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="D01F8/18" definition-exists="false" ipc-concordant="D01F8/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F8/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from other substances</text></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="D01F9/00" definition-exists="true" ipc-concordant="D01F9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Artificial filaments or the like of other substances</text></title-part><title-part><text>Manufacture thereof</text></title-part><title-part><text>Apparatus specially adapted for the manufacture of carbon filaments</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F9/02" definition-exists="false" ipc-concordant="D01F9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of reaction products of rubber with acids or acid anhydrides, e.g. sulfur dioxide</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="D01F9/04" definition-exists="false" ipc-concordant="D01F9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of alginates</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="D01F9/08" definition-exists="true" ipc-concordant="D01F9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F9/08</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>of inorganic material </text><reference><text>working or processing of metal wire <class-ref scheme="cpc">B21F</class-ref>; from softened glass, minerals or slags <class-ref scheme="cpc">C03B37/00</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="D01F9/10" definition-exists="false" ipc-concordant="D01F9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by decomposition of organic substances </text><reference><text><class-ref scheme="cpc">D01F9/12</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="9" additional-only="false" sort-key="D01F9/12" definition-exists="true" ipc-concordant="D01F9/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F9/12</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Carbon filaments</text></title-part><title-part><text>Apparatus specially adapted for the manufacture thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01F9/127" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/127</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by thermal decomposition of hydrocarbon gases or vapours </text><CPC-specific-text><text>or other carbon-containing compounds in the form of gas or vapour, e.g. carbon monoxide, alcohols</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="D01F9/1271" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1271</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Alkanes or cycloalkanes</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="D01F9/1272" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1272</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Methane</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="11" additional-only="false" sort-key="D01F9/1273" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1273</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Alkenes, alkynes</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="D01F9/1274" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1274</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Butadiene</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="D01F9/1275" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1275</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Acetylene</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="11" additional-only="false" sort-key="D01F9/1276" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1276</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Aromatics, e.g. toluene</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="D01F9/1277" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1277</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Other organic compounds</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="D01F9/1278" definition-exists="false" ipc-concordant="D01F9/127" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/1278</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Carbon monoxide</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="D01F9/133" definition-exists="true" ipc-concordant="D01F9/133" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/133</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus therefor</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="D01F9/14" definition-exists="false" ipc-concordant="D01F9/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by decomposition of organic filaments</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D01F9/145" definition-exists="false" ipc-concordant="D01F9/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from pitch or distillation residues</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D01F9/15" definition-exists="false" ipc-concordant="D01F9/15" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/15</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from coal pitch</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="D01F9/155" definition-exists="false" ipc-concordant="D01F9/155" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/155</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from petroleum pitch</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="D01F9/16" definition-exists="false" ipc-concordant="D01F9/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from products of vegetable origin or derivatives thereof, e.g. from cellulose acetate </text><reference><text><class-ref scheme="cpc">D01F9/18</class-ref> takes precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D01F9/17" definition-exists="false" ipc-concordant="D01F9/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/17</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from lignin</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="D01F9/18" definition-exists="false" ipc-concordant="D01F9/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from proteins, e.g. from wool</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="D01F9/20" definition-exists="false" ipc-concordant="D01F9/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyaddition, polycondensation or polymerisation products </text><reference><text><class-ref scheme="cpc">D01F9/145</class-ref>, <class-ref scheme="cpc">D01F9/16</class-ref>, <class-ref scheme="cpc">D01F9/18</class-ref> take precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D01F9/21" definition-exists="false" ipc-concordant="D01F9/21" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/21</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="D01F9/22" definition-exists="false" ipc-concordant="D01F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyacrylonitriles</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="D01F9/225" definition-exists="false" ipc-concordant="D01F9/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/225</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from stabilised polyacrylonitriles</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="12" additional-only="false" sort-key="D01F9/24" definition-exists="false" ipc-concordant="D01F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="D01F9/245" definition-exists="false" ipc-concordant="D01F9/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/245</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from polyurethanes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="D01F9/26" definition-exists="false" ipc-concordant="D01F9/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyesters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="D01F9/28" definition-exists="false" ipc-concordant="D01F9/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from polyamides</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="D01F9/30" definition-exists="false" ipc-concordant="D01F9/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from aromatic polyamides</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D01F9/32" definition-exists="true" ipc-concordant="D01F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Apparatus therefor</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D01F9/322" definition-exists="false" ipc-concordant="D01F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/322</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for manufacturing filaments from pitch</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="D01F9/324" definition-exists="false" ipc-concordant="D01F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/324</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for manufacturing filaments from products of vegetable origin</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="D01F9/326" definition-exists="false" ipc-concordant="D01F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/326</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for manufacturing filaments from proteins</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="D01F9/328" definition-exists="false" ipc-concordant="D01F9/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F9/328</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>for manufacturing filaments from polyaddition, polycondensation, or polymerisation products</text></CPC-specific-text></title-part></class-title></classification-item></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="D01F11/00" definition-exists="true" ipc-concordant="D01F11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2021-01-01" status="published"><classification-symbol>D01F11/00</classification-symbol><class-title date-revised="2021-01-01"><title-part><text>Chemical after-treatment of artificial filaments or the like during manufacture</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F11/02" definition-exists="false" ipc-concordant="D01F11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of cellulose, cellulose derivatives, or proteins</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="D01F11/04" definition-exists="false" ipc-concordant="D01F11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of synthetic polymers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F11/06" definition-exists="false" ipc-concordant="D01F11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds</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="D01F11/08" definition-exists="false" ipc-concordant="D01F11/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds</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="D01F11/10" definition-exists="false" ipc-concordant="D01F11/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of carbon</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01F11/12" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with inorganic substances </text><CPC-specific-text><text>Intercalation</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="D01F11/121" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/121</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Halogen, halogenic acids or their salts</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="D01F11/122" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/122</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Oxygen, oxygen-generating compounds </text><reference><text>anode oxidising <class-ref scheme="cpc">D01F11/16</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="10" additional-only="false" sort-key="D01F11/123" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/123</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Oxides</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="D01F11/124" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/124</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Boron, borides, boron nitrides</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="D01F11/125" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/125</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Carbon</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="D01F11/126" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/126</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Carbides </text><reference><text>boron-comprising compounds <class-ref scheme="cpc">D01F11/124</class-ref>; nitrogen carbide <class-ref scheme="cpc">D01F11/128</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="D01F11/127" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/127</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Metals </text><reference><text>metal depositing by electrolysis <class-ref scheme="cpc">D01F11/16</class-ref>; metal alloys with reinforcing carbon fibres <class-ref scheme="cpc">C22C49/14</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="10" additional-only="false" sort-key="D01F11/128" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/128</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Nitrides, nitrogen carbides </text><reference><text>nitrogen borides <class-ref scheme="cpc">D01F11/124</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="D01F11/129" definition-exists="false" ipc-concordant="D01F11/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/129</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Intercalated carbon- or graphite fibres</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="9" additional-only="false" sort-key="D01F11/14" definition-exists="false" ipc-concordant="D01F11/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with organic compounds, e.g. macromolecular compounds</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="D01F11/16" definition-exists="false" ipc-concordant="D01F11/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F11/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by physicochemical methods</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="D01F13/00" definition-exists="true" ipc-concordant="D01F13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01F13/02" definition-exists="false" ipc-concordant="D01F13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of cellulose, cellulose derivatives or proteins </text><CPC-specific-text><reference><text>recovery of sodium sulfate from coagulation baths <class-ref scheme="cpc">C01D5/006</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="D01F13/04" definition-exists="false" ipc-concordant="D01F13/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01F13/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of synthetic polymers</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |