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42 lines
20 KiB
XML
42 lines
20 KiB
XML
2 years ago
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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="D21B" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>D21B</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT</text></title-part></class-title><notes-and-warnings><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="D21B1/00" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="D21B1/00" definition-exists="false" ipc-concordant="D21B1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>D21B1/00</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Fibrous raw materials or their mechanical treatment </text><reference><text>pretreatment of the finely-divided materials before digesting <class-ref scheme="cpc">D21C1/00</class-ref>; methods of beating or refining pulp <class-ref scheme="cpc">D21D1/00</class-ref>; purification of the pulp suspension by mechanical means <class-ref scheme="cpc">D21D5/00</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="D21B1/02" definition-exists="true" ipc-concordant="D21B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment of the raw materials by chemical or physical means </text><reference><text>removal of bark <class-ref scheme="cpc">B27L</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="D21B1/021" definition-exists="true" ipc-concordant="D21B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/021</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by chemical means</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="D21B1/023" definition-exists="false" ipc-concordant="D21B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/023</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Cleaning wood chips or other raw materials</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="D21B1/025" definition-exists="false" ipc-concordant="D21B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/025</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Separating pith from fibrous vegetable materials</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="D21B1/026" definition-exists="false" ipc-concordant="D21B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/026</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Separating fibrous materials from waste</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="D21B1/028" definition-exists="false" ipc-concordant="D21B1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/028</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by dry methods</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="D21B1/04" definition-exists="false" ipc-concordant="D21B1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>D21B1/04</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>by dividing raw materials into small particles, e.g. fibres </text><reference><text>breaking-up or cutting wood or the like by dry methods <class-ref scheme="cpc">B27L</class-ref>; mechanical separation of fibres from plant material <class-ref scheme="cpc">D01B1/00</class-ref>; hackling or heckling machines <class-ref scheme="cpc">D01B5/00</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="D21B1/06" definition-exists="false" ipc-concordant="D21B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by dry methods</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="D21B1/061" definition-exists="false" ipc-concordant="D21B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/061</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using cutting devices</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="D21B1/063" definition-exists="false" ipc-concordant="D21B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/063</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using grinding devices</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="D21B1/065" definition-exists="false" ipc-concordant="D21B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/065</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>of the magazine type</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="D21B1/066" definition-exists="false" ipc-concordant="D21B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/066</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>the raw material being pulp sheets</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D21B1/068" definition-exists="false" ipc-concordant="D21B1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/068</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>by cutting actions</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="D21B1/08" definition-exists="false" ipc-concordant="D21B1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>the raw material being waste paper </text><reference><text>chemical part <class-ref scheme="cpc">D21C5/02</class-ref></text></reference></title-part><title-part><text>the raw material being rags</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D21B1/10" definition-exists="false" ipc-concordant="D21B1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by cutting actions</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="D21B1/12" definition-exists="false" ipc-concordant="D21B1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by wet methods, by the use of steam </text><reference><text>beaters <class-ref scheme="cpc">D21D1/00</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="D21B1/14" definition-exists="false" ipc-concordant="D21B1/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-11-01" status="published"><classification-symbol>D21B1/14</classification-symbol><class-title date-revised="2016-11-01"><title-part><text>Disintegrating in mills</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D21B1/16" definition-exists="false" ipc-concordant="D21B1/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in the presence of chemical agents</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="D21B1/18" definition-exists="false" ipc-concordant="D21B1/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>in magazine-type machines</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D21B1/20" definition-exists="false" ipc-concordant="D21B1/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with chain feed</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="D21B1/22" definition-exists="false" ipc-concordant="D21B1/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with screw feed</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="D21B1/24" definition-exists="false" ipc-concordant="D21B1/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of the pocket type</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="D21B1/26" definition-exists="false" ipc-concordant="D21B1/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/26</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Driving or feeding arrangements</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="D21B1/28" definition-exists="false" ipc-concordant="D21B1/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/28</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Dressers for mill stones, combined with the mill</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="D21B1/30" definition-exists="true" ipc-concordant="D21B1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Defibrating by other means</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="D21B1/303" definition-exists="false" ipc-concordant="D21B1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/303</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using vibrating devices</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="D21B1/306" definition-exists="true" ipc-concordant="D21B1/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/306</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using microwaves</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="D21B1/32" definition-exists="false" ipc-concordant="D21B1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/32</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>of waste paper</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D21B1/322" definition-exists="false" ipc-concordant="D21B1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/322</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>coated with synthetic materials</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="D21B1/325" definition-exists="false" ipc-concordant="D21B1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/325</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>de-inking devices</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="D21B1/327" definition-exists="false" ipc-concordant="D21B1/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/327</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>using flotation devices</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="11" additional-only="false" sort-key="D21B1/34" definition-exists="false" ipc-concordant="D21B1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/34</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Kneading or mixing</text></title-part><title-part><text>Pulpers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="D21B1/342" definition-exists="false" ipc-concordant="D21B1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/342</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Mixing apparatus</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="D21B1/345" definition-exists="false" ipc-concordant="D21B1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/345</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Pulpers</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="D21B1/347" definition-exists="false" ipc-concordant="D21B1/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/347</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Rotor assemblies</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="11" additional-only="false" sort-key="D21B1/36" definition-exists="false" ipc-concordant="D21B1/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/36</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Explosive disintegration by sudden pressure reduction</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="8" additional-only="false" sort-key="D21B1/38" definition-exists="false" ipc-concordant="D21B1/38" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>D21B1/38</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Conserving the finely-divided cellulosic material</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme>
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