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91 lines
48 KiB
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91 lines
48 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="D01D" definition-exists="true" date-revised="2019-08-01" status="published"><classification-symbol>D01D</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="note"><note-paragraph>Attention is drawn to the note following the title of Class <class-ref scheme="cpc">D01</class-ref>.</note-paragraph><note-paragraph>Apparatus specially adapted for the manufacture of carbon filaments are classified in group <class-ref scheme="cpc">D01F9/12</class-ref></note-paragraph></note><note type="warning"><note-paragraph>In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="D01D1/00" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="D01D1/00" definition-exists="true" ipc-concordant="D01D1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treatment of filament-forming or like material </text><reference><text>working of plastics or substances in a plastic state, in general <class-ref scheme="cpc">B29</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="D01D1/02" definition-exists="false" ipc-concordant="D01D1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of spinning solutions</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="D01D1/04" definition-exists="false" ipc-concordant="D01D1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Melting filament-forming substances</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="D01D1/06" definition-exists="false" ipc-concordant="D01D1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding liquid to the spinning head </text><reference><text>constructions of pumps <class-ref scheme="cpc">F04</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="D01D1/065" definition-exists="false" ipc-concordant="D01D1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Addition and mixing of substances to the spinning solution or to the melt; Homogenising</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="D01D1/09" definition-exists="false" ipc-concordant="D01D1/09" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-02-01" status="published"><classification-symbol>D01D1/09</classification-symbol><class-title date-revised="2017-02-01"><title-part><text>Control of pressure, temperature or feeding rate</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="D01D1/10" definition-exists="false" ipc-concordant="D01D1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Filtering or de-aerating the spinning solution or melt</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01D1/103" definition-exists="false" ipc-concordant="D01D1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>De-aerating</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="D01D1/106" definition-exists="false" ipc-concordant="D01D1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D1/106</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Filtering</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="D01D4/00" definition-exists="true" ipc-concordant="D01D4/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spinnerette packs</text></title-part><title-part><text>Cleaning thereof </text><reference><CPC-specific-text><text><class-ref scheme="cpc">D01D5/0069</class-ref></text></CPC-specific-text><text>, <class-ref scheme="cpc">D01D5/24</class-ref>, <class-ref scheme="cpc">D01D5/253</class-ref>, <class-ref scheme="cpc">D01D5/28</class-ref> take precedence</text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01D4/02" definition-exists="false" ipc-concordant="D01D4/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spinnerettes </text><reference><text>alloys therefor <class-ref scheme="cpc">C22C</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="D01D4/022" definition-exists="false" ipc-concordant="D01D4/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/022</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Processes or materials for the preparation of spinnerettes</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="D01D4/025" definition-exists="false" ipc-concordant="D01D4/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Melt-blowing or solution-blowing dies</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="D01D4/027" definition-exists="false" ipc-concordant="D01D4/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/027</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Spinnerettes containing inserts</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="D01D4/04" definition-exists="false" ipc-concordant="D01D4/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cleaning spinnerettes or other parts of the spinnerette packs </text><reference><text>cleaning in general <class-ref scheme="cpc">B08B</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="D01D4/06" definition-exists="false" ipc-concordant="D01D4/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Distributing spinning solution or melt to spinning nozzles</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="D01D4/08" definition-exists="false" ipc-concordant="D01D4/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D4/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supporting spinnerettes or other parts of spinnerette packs</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="D01D5/00" definition-exists="true" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of filaments, threads, 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="D01D5/0007" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Electro-spinning </text><reference><text>non-woven fabrics produced by electro-spinning <class-ref scheme="cpc">D04H1/728</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01D5/0015" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0015</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the initial state of the material</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="D01D5/0023" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the material being a polymer melt</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="D01D5/003" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/003</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the material being a polymer solution or dispersion </text><reference><text><class-ref scheme="cpc">D01D5/0053</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D01D5/0038" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0038</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the fibre formed by solvent evaporation, i.e. dry electro-spinning</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="D01D5/0046" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0046</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the fibre formed by coagulation, i.e. wet electro-spinning</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01D5/0053" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0053</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the material being a low molecular weight compound or an oligomer, and the fibres being formed by self-assembly</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="D01D5/0061" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0061</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the electro-spinning apparatus</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="D01D5/0069" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0069</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the spinning section, e.g. capillary tube, protrusion or pin</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="D01D5/0076" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0076</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the collecting device, e.g. drum, wheel, endless belt, plate or grid </text><reference><text><class-ref scheme="cpc">D01D5/0046</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D01D5/0084" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0084</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Coating by electro-spinning, i.e. the electro-spun fibres are not removed from the collecting device but remain integral with it, e.g. coating of prostheses</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01D5/0092" definition-exists="false" ipc-concordant="D01D5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0092</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>characterised by the electrical field, e.g. combined with a magnetic fields, using biased or alternating fields</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="D01D5/02" definition-exists="false" ipc-concordant="D01D5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Starting the formation</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="D01D5/04" definition-exists="false" ipc-concordant="D01D5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dry spinning methods </text><CPC-specific-text><reference><text><class-ref scheme="cpc">D01D5/0038</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01D5/06" definition-exists="false" ipc-concordant="D01D5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wet spinning methods </text><CPC-specific-text><reference><text><class-ref scheme="cpc">D01D5/0046</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01D5/08" definition-exists="false" ipc-concordant="D01D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Melt spinning methods </text><CPC-specific-text><reference><text><class-ref scheme="cpc">D01D5/0023</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01D5/082" definition-exists="false" ipc-concordant="D01D5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/082</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of mixed yarn</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="D01D5/084" definition-exists="false" ipc-concordant="D01D5/084" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/084</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heating filaments, threads or the like, leaving the spinnerettes</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="D01D5/088" definition-exists="false" ipc-concordant="D01D5/088" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/088</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cooling filaments, threads or the like, leaving the spinnerettes</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01D5/0885" definition-exists="false" ipc-concordant="D01D5/088" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0885</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of a liquid</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="D01D5/092" definition-exists="false" ipc-concordant="D01D5/092" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/092</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in shafts or chimneys</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="D01D5/096" definition-exists="false" ipc-concordant="D01D5/096" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/096</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Humidity control, or oiling, of filaments, threads or the like, leaving the spinnerettes</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="D01D5/098" definition-exists="false" ipc-concordant="D01D5/098" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/098</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with simultaneous stretching</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01D5/0985" definition-exists="false" ipc-concordant="D01D5/098" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/0985</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by means of a flowing gas (e.g. melt-blowing)</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="D01D5/10" definition-exists="false" ipc-concordant="D01D5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using organic materials</text></title-part></class-title><notes-and-warnings date-revised="2013-01-01"><note type="warning"><note-paragraph warning-type="reclass-source">This group is no longer used for the classification of new documents as from July 2011. The backlog of this group is being continuously reclassified to <class-ref scheme="cpc">D01D5/08</class-ref> and its subgroups</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01D5/11" definition-exists="false" ipc-concordant="D01D5/11" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/11</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flash-spinning</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="D01D5/12" definition-exists="false" ipc-concordant="D01D5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Stretch-spinning methods </text><reference><CPC-specific-text><text><class-ref scheme="cpc">D01D5/098</class-ref> takes precedence</text></CPC-specific-text><text> finishing by stretching <class-ref scheme="cpc">D02J1/22</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="D01D5/14" definition-exists="false" ipc-concordant="D01D5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with flowing liquid </text><CPC-specific-text><text>or gaseous</text></CPC-specific-text><text> stretching media </text><CPC-specific-text><text>, e.g. solution-blowing</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="D01D5/16" definition-exists="false" ipc-concordant="D01D5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using rollers, or like mechanical devices, e.g. snubbing pins</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="D01D5/18" definition-exists="false" ipc-concordant="D01D5/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by means of rotating spinnerets</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="D01D5/20" definition-exists="false" ipc-concordant="D01D5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with varying denier along their length</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="D01D5/22" definition-exists="false" ipc-concordant="D01D5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>D01D5/22</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>with a crimped or curled structure</text></title-part><title-part><text>with a special structure to simulate wool </text><reference><text>producing crimped or curled effects in filaments or threads after formation <class-ref scheme="cpc">D02G1/00</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="D01D5/23" definition-exists="false" ipc-concordant="D01D5/23" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/23</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by asymmetrical cooling of filaments, threads, or the like, leaving the spinnerettes</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="D01D5/24" definition-exists="false" ipc-concordant="D01D5/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a hollow structure</text></title-part><title-part><text>Spinnerette packs therefor </text><reference><text><class-ref scheme="cpc">D01D5/38</class-ref> takes precedence; producing tubes of plastic material <class-ref scheme="cpc">B29D</class-ref>; addition of agents forming hollow filaments <class-ref scheme="cpc">D01F1/08</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="D01D5/247" definition-exists="false" ipc-concordant="D01D5/247" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/247</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Discontinuous hollow structure or microporous structure</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="D01D5/253" definition-exists="false" ipc-concordant="D01D5/253" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/253</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with a non-circular cross section</text></title-part><title-part><text>Spinnerette packs therefor </text><reference><text><class-ref scheme="cpc">D01D5/38</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="8" additional-only="false" sort-key="D01D5/26" definition-exists="false" ipc-concordant="D01D5/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of staple fibres </text><reference><text>by flash-spinning <class-ref scheme="cpc">D01D5/11</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="D01D5/28" definition-exists="false" ipc-concordant="D01D5/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>while mixing different spinning solutions or melts during the spinning operation</text></title-part><title-part><text>Spinnerette packs therefor</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01D5/30" definition-exists="false" ipc-concordant="D01D5/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conjugate filaments</text></title-part><title-part><text>Spinnerette packs therefor</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01D5/32" definition-exists="false" ipc-concordant="D01D5/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Side-by-side structure</text></title-part><title-part><text>Spinnerette packs therefor</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="D01D5/34" definition-exists="false" ipc-concordant="D01D5/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Core-skin structure</text></title-part><title-part><text>Spinnerette packs therefor</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="D01D5/36" definition-exists="false" ipc-concordant="D01D5/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Matrix structure</text></title-part><title-part><text>Spinnerette packs therefor</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="D01D5/38" definition-exists="false" ipc-concordant="D01D5/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Formation of filaments, threads, or the like during polymerisation</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="D01D5/40" definition-exists="false" ipc-concordant="D01D5/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/40</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by applying a shearing force to a dispersion or solution of filament formable polymers, e.g. by stirring</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="D01D5/42" definition-exists="false" ipc-concordant="D01D5/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/42</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by cutting films into narrow ribbons or filaments or by fibrillation of films </text><CPC-specific-text><text>or filaments</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01D5/423" definition-exists="false" ipc-concordant="D01D5/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/423</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by fibrillation of films or filaments</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="D01D5/426" definition-exists="false" ipc-concordant="D01D5/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D5/426</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by cutting films</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="D01D7/00" definition-exists="true" ipc-concordant="D01D7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Collecting the newly-spun products </text><reference><CPC-specific-text><text><class-ref scheme="cpc">D01D5/0076</class-ref> takes precedence;</text></CPC-specific-text><text> collecting newly-spun products with the imparting of twist <class-ref scheme="cpc">D01H</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="D01D7/02" definition-exists="false" ipc-concordant="D01D7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in centrifugal spinning pots</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="D01D10/00" definition-exists="true" ipc-concordant="D01D10/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected </text><reference><text>finishing <class-ref scheme="cpc">D02J</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="D01D10/02" definition-exists="false" ipc-concordant="D01D10/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heat treatment </text><reference><text>heating for finishing <class-ref scheme="cpc">D02J13/00</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="D01D10/04" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supporting filaments or the like during their treatment</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D01D10/0409" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0409</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>on bobbins</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="D01D10/0418" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0418</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>as cakes or similar coreless thread packages</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="D01D10/0427" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0427</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>as hanks</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="D01D10/0436" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0436</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>while in continuous movement </text><reference><text>forwarding filamentary material <class-ref scheme="cpc">B65H51/00</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D01D10/0445" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0445</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using rollers with mutually inclined axes</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="D01D10/0454" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0454</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using reels</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="D01D10/0463" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0463</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the filaments being maintained parallel</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="D01D10/0472" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0472</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the filaments being supported on endless bands</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="D01D10/0481" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/0481</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the filaments passing through a tube</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="D01D10/049" definition-exists="false" ipc-concordant="D01D10/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/049</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>as staple 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="8" additional-only="false" sort-key="D01D10/06" definition-exists="false" ipc-concordant="D01D10/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D10/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Washing or drying</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="D01D11/00" definition-exists="false" ipc-concordant="D01D11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other features of 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="D01D11/02" definition-exists="false" ipc-concordant="D01D11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2017-08-01" status="published"><classification-symbol>D01D11/02</classification-symbol><class-title date-revised="2017-08-01"><title-part><text>Opening bundles to space the threads or filaments from one another</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="D01D11/04" definition-exists="false" ipc-concordant="D01D11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D11/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fixed guides</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="D01D11/06" definition-exists="false" ipc-concordant="D01D11/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D11/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Coating with spinning solutions or melts</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="D01D13/00" definition-exists="true" ipc-concordant="D01D13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Complete machines for producing artificial threads</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D01D13/02" definition-exists="false" ipc-concordant="D01D13/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D01D13/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Elements of machines in combination</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |