PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These surface treatments are difficult to apply and are expensive.Another type of metallic bi-polar plate is the plate made of corrosion-resistant material, such as stainless steel, but additionally protected from corrosion by anti-corrosion coatings.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com