<http://webisa.webdatacommons.org/175022467>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/175022467>	<http://www.w3.org/ns/prov#value>	"Wand/conduit 12 and head 16 may be fabricated from any suitable material, including particularly graphite and suitable ceramic materials of the types conventionally used in the treatment and handling of molten metals of the types discussed" .
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<http://webisa.webdatacommons.org/prov/58445154>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/175022467> .
<http://webisa.webdatacommons.org/prov/61169946>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/175022467> .