<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE rdf:RDF[
	<!ENTITY rdf 'http://www.w3.org/1999/02/22-rdf-syntax-ns#'>
	<!ENTITY rdfs 'http://www.w3.org/2000/01/rdf-schema#'>
	<!ENTITY owl 'http://www.w3.org/2002/07/owl#'>
	<!ENTITY swivt 'http://semantic-mediawiki.org/swivt/1.0#'>
	<!ENTITY wiki 'https://www.wikidoc.org/index.php/Special:URIResolver/'>
	<!ENTITY category 'https://www.wikidoc.org/index.php/Special:URIResolver/Category-3A'>
	<!ENTITY property 'https://www.wikidoc.org/index.php/Special:URIResolver/Property-3A'>
	<!ENTITY wikiurl 'https://www.wikidoc.org/index.php/'>
]>

<rdf:RDF
	xmlns:rdf="&rdf;"
	xmlns:rdfs="&rdfs;"
	xmlns:owl ="&owl;"
	xmlns:swivt="&swivt;"
	xmlns:wiki="&wiki;"
	xmlns:category="&category;"
	xmlns:property="&property;">

	<owl:Ontology rdf:about="https://www.wikidoc.org/index.php/Special:ExportRDF/Category-3ARefractory_materials">
		<swivt:creationDate rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2026-08-05T18:20:33+00:00</swivt:creationDate>
		<owl:imports rdf:resource="http://semantic-mediawiki.org/swivt/1.0"/>
	</owl:Ontology>
	<owl:Class rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials">
		<rdfs:label>Refractory materials</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Category-3ARefractory_materials"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Category-3ARefractory_materials"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">14</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageModificationDate rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2008-06-07T20:48:14Z</swivt:wikiPageModificationDate>
		<property:Modification_date-23aux rdf:datatype="http://www.w3.org/2001/XMLSchema#double">2454625.3668287</property:Modification_date-23aux>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Refractory materials</swivt:wikiPageSortKey>
	</owl:Class>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Silicon_dioxide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Silicon dioxide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Silicon_dioxide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Silicon_dioxide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Silicon dioxide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Beryllium_nitride">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Beryllium nitride</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Beryllium_nitride"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Beryllium_nitride"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Beryllium nitride</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Refractory">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Refractory</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Refractory"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Refractory"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Refractory</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Thorium_dioxide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Thorium dioxide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Thorium_dioxide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Thorium_dioxide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Thorium dioxide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Aluminium_oxide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Aluminium oxide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Aluminium_oxide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Aluminium_oxide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Aluminium oxide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Pyrolytic_carbon">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Pyrolytic carbon</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Pyrolytic_carbon"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Pyrolytic_carbon"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Pyrolytic carbon</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Silicon_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Silicon carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Silicon_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Silicon_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Silicon carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Zirconium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Zirconium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Zirconium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Zirconium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Zirconium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Titanium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Titanium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Titanium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Titanium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Titanium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Tungsten">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Tungsten</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Tungsten"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Tungsten"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Tungsten</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Graphite">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Graphite</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Graphite"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Graphite"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Graphite</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Tantalum_hafnium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Tantalum hafnium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Tantalum_hafnium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Tantalum_hafnium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Tantalum hafnium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Cenosphere">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Cenosphere</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Cenosphere"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Cenosphere"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Cenosphere</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Tantalum_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Tantalum carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Tantalum_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Tantalum_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Tantalum carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Niobium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Niobium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Niobium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Niobium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Niobium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Vanadium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Vanadium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Vanadium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Vanadium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Vanadium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Chromium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Chromium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Chromium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Chromium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Chromium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Chromite">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Chromite</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Chromite"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Chromite"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Chromite</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Aluminium_oxide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Aluminium oxide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Aluminium_oxide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Aluminium_oxide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Aluminium oxide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Beryllium_nitride">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Beryllium nitride</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Beryllium_nitride"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Beryllium_nitride"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Beryllium nitride</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Cenosphere">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Cenosphere</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Cenosphere"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Cenosphere"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Cenosphere</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Chromite">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Chromite</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Chromite"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Chromite"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Chromite</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Chromium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Chromium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Chromium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Chromium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Chromium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Graphite">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Graphite</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Graphite"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Graphite"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Graphite</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Niobium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Niobium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Niobium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Niobium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Niobium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Pyrolytic_carbon">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Pyrolytic carbon</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Pyrolytic_carbon"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Pyrolytic_carbon"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Pyrolytic carbon</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Refractory">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Refractory</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Refractory"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Refractory"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Refractory</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Silicon_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Silicon carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Silicon_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Silicon_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Silicon carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Silicon_dioxide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Silicon dioxide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Silicon_dioxide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Silicon_dioxide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Silicon dioxide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Tantalum_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Tantalum carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Tantalum_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Tantalum_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Tantalum carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Tantalum_hafnium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Tantalum hafnium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Tantalum_hafnium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Tantalum_hafnium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Tantalum hafnium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Thorium_dioxide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Thorium dioxide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Thorium_dioxide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Thorium_dioxide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Thorium dioxide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Titanium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Titanium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Titanium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Titanium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Titanium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Tungsten">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Tungsten</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Tungsten"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Tungsten"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Tungsten</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Vanadium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Vanadium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Vanadium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Vanadium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Vanadium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<swivt:Subject rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Zirconium_carbide">
		<rdf:type rdf:resource="https://www.wikidoc.org/index.php/Special:URIResolver/Category-3ARefractory_materials"/>
		<rdfs:label>Zirconium carbide</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Zirconium_carbide"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Zirconium_carbide"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">0</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">Zirconium carbide</swivt:wikiPageSortKey>
	</swivt:Subject>
	<owl:DatatypeProperty rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Property-3A_INST">
		<rdfs:label> INST</rdfs:label>
		<rdfs:isDefinedBy rdf:resource="https://www.wikidoc.org/index.php/Special:ExportRDF/Property-3A_INST"/>
		<swivt:page rdf:resource="https://www.wikidoc.org/index.php/Property-3A_INST"/>
		<swivt:wikiNamespace rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">102</swivt:wikiNamespace>
		<swivt:wikiPageContentLanguage rdf:datatype="http://www.w3.org/2001/XMLSchema#string">en</swivt:wikiPageContentLanguage>
		<swivt:wikiPageSortKey rdf:datatype="http://www.w3.org/2001/XMLSchema#string">INST</swivt:wikiPageSortKey>
	</owl:DatatypeProperty>
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#creationDate" />
	<owl:ObjectProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#page" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiNamespace" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageContentLanguage" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageModificationDate" />
	<owl:DatatypeProperty rdf:about="https://www.wikidoc.org/index.php/Special:URIResolver/Property-3AModification_date-23aux" />
	<owl:DatatypeProperty rdf:about="http://semantic-mediawiki.org/swivt/1.0#wikiPageSortKey" />
	<!-- Created by Semantic MediaWiki, https://www.semantic-mediawiki.org/ -->
</rdf:RDF>