About: http://webisa.webdatacommons.org/148362899

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	Metal oxide 22 may be formed from a metal oxide such as a transition metal oxide, e.g., cobalt-based, nickel-based, copper-based, zinc-based, titanium-based, zirconium-based, hafnium-based, vanadium-based, niobium-based, tantalum based,
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com