blabla/PATSTAT/CPC_data/CPCSchemeXML202302/cpc-scheme-C10H.xml

<?xml version="1.0" encoding="UTF-8"?>
<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="C10H" definition-exists="true" date-revised="2018-08-01" status="published"><classification-symbol>C10H</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>PRODUCTION OF ACETYLENE BY WET METHODS </text><CPC-specific-text><reference><text>purification of acetylene <class-ref scheme="cpc">C07C7/00</class-ref></text></reference></CPC-specific-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>
<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="C10H1/00" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/00</classification-symbol>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H1/00" definition-exists="false" ipc-concordant="C10H1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators with dropwise, gravity, non-automatic water feed </text><reference><text>valves, cocks <class-ref scheme="cpc">F16K</class-ref></text></reference></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H1/02" definition-exists="false" ipc-concordant="C10H1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Valves</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H1/04" definition-exists="false" ipc-concordant="C10H1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Screw valves</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H1/06" definition-exists="false" ipc-concordant="C10H1/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cocks</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H1/08" definition-exists="false" ipc-concordant="C10H1/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other means for controlling the water feed</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H1/10" definition-exists="false" ipc-concordant="C10H1/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Water feed from above through a central or lateral pipe</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H1/12" definition-exists="false" ipc-concordant="C10H1/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H1/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Water feed from above through porous materials</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H3/00" definition-exists="false" ipc-concordant="C10H3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H3/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators with automatic water feed regulation by means independent of the gas-holder</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H3/02" definition-exists="false" ipc-concordant="C10H3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with membranes</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H3/04" definition-exists="false" ipc-concordant="C10H3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with floats</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H3/06" definition-exists="false" ipc-concordant="C10H3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with pistons</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H5/00" definition-exists="false" ipc-concordant="C10H5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators with automatic water feed regulation by the gas-holder</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H5/02" definition-exists="false" ipc-concordant="C10H5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with overflow for the water</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H5/04" definition-exists="false" ipc-concordant="C10H5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H5/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by drop-by-drop water valves connected with the gas-holder</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H5/06" definition-exists="false" ipc-concordant="C10H5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by drop-by-drop water cocks connected with the gas-holder</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H5/08" definition-exists="false" ipc-concordant="C10H5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with gas-holder-connected water valves or cocks according to the submersion system</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H7/00" definition-exists="false" ipc-concordant="C10H7/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H7/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators with water feed by Kipp&apos;s principle</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H7/02" definition-exists="false" ipc-concordant="C10H7/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H7/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with water feed from below</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H7/04" definition-exists="false" ipc-concordant="C10H7/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H7/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with water feed from above</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H9/00" definition-exists="false" ipc-concordant="C10H9/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H9/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators according to Dobereiner&apos;s principle with fixed carbide bell</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H9/02" definition-exists="false" ipc-concordant="C10H9/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H9/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with water feed from below through porous materials (by capillary feed)</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H9/04" definition-exists="false" ipc-concordant="C10H9/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H9/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with gas cock actuated by the gas holder</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H9/06" definition-exists="false" ipc-concordant="C10H9/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H9/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with the depth of the gas outlet pipe regulated by the gas-holder</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H9/08" definition-exists="false" ipc-concordant="C10H9/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H9/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with movable gas-holder</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H9/10" definition-exists="false" ipc-concordant="C10H9/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H9/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by wetting the carbide only at the bottom</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H11/00" definition-exists="false" ipc-concordant="C10H11/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H11/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators with submersion of the carbide in water</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H11/02" definition-exists="false" ipc-concordant="C10H11/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H11/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>inside the gas-holder</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H11/04" definition-exists="false" ipc-concordant="C10H11/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H11/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with sealing and reaction water separated from each other</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H13/00" definition-exists="false" ipc-concordant="C10H13/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H13/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generation with combined dipping and drop-by-drop system</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H15/00" definition-exists="false" ipc-concordant="C10H15/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Acetylene gas generators with carbide feed, with or without regulation by the gas pressure</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/02" definition-exists="false" ipc-concordant="C10H15/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with non-automatic carbide feed</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H15/04" definition-exists="false" ipc-concordant="C10H15/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Closure means at the filling-hopper</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/06" definition-exists="false" ipc-concordant="C10H15/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with automatic carbide feed by valves</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H15/08" definition-exists="false" ipc-concordant="C10H15/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by flap or slide valves</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H15/10" definition-exists="false" ipc-concordant="C10H15/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by float valves</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H15/12" definition-exists="false" ipc-concordant="C10H15/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>by measuring valves, including pocket-wheels</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/14" definition-exists="false" ipc-concordant="C10H15/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2016-05-01" status="published"><classification-symbol>C10H15/14</classification-symbol><class-title date-revised="2016-05-01"><title-part><text>with feed worm or feed conveyors</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/16" definition-exists="false" ipc-concordant="C10H15/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with feed drums</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/18" definition-exists="false" ipc-concordant="C10H15/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with movable feed disc and fixed carbide-receptacle</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/20" definition-exists="false" ipc-concordant="C10H15/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbide feed by cartridges or other packets</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/22" definition-exists="false" ipc-concordant="C10H15/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbide feed of pulverous carbide from receptacles or through the gas-holder</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H15/24" definition-exists="false" ipc-concordant="C10H15/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H15/24</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with carbide feed by pistons</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H17/00" definition-exists="false" ipc-concordant="C10H17/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H17/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>High-pressure acetylene gas generators</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H19/00" definition-exists="false" ipc-concordant="C10H19/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H19/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Other acetylene gas generators</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H19/02" definition-exists="false" ipc-concordant="C10H19/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H19/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Rotary carbide receptacles</text></title-part></class-title></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="C10H21/00" definition-exists="false" ipc-concordant="C10H21/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details of acetylene generators</text></title-part><title-part><text>Accessory equipment for, or features of, the wet production of acetylene</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H21/02" definition-exists="false" ipc-concordant="C10H21/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Packages of carbide for use in generators, e.g. cartridges</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="C10H21/04" definition-exists="false" ipc-concordant="C10H21/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Placing packages in the generator</text></title-part></class-title>
<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="C10H21/06" definition-exists="false" ipc-concordant="C10H21/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Opening devices for packages in the generator</text></title-part></class-title></classification-item></classification-item></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H21/08" definition-exists="false" ipc-concordant="C10H21/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Safety devices for acetylene generators</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H21/10" definition-exists="false" ipc-concordant="C10H21/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Carbide compositions</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H21/12" definition-exists="false" ipc-concordant="C10H21/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Gas-tight sealing means, e.g. liquid seals in generators</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H21/14" definition-exists="false" ipc-concordant="C10H21/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Ventilation means</text></title-part><title-part><text>Cooling devices</text></title-part></class-title></classification-item>
<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="C10H21/16" definition-exists="false" ipc-concordant="C10H21/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>C10H21/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Removing sludge from generators</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme>