About: http://webisa.webdatacommons.org/49407968

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	clude ceramic powder of an oxidesuch as alumina, zirconia, magnesia, titanium oxide, barium titanate, lead titanate zirconate or ferrite-manganese; and ceramic powder of a non-oxide such as silicon carbide, silicon nitride, or sialon.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com