PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The use, as a process fluid, of liquified relatively chemically inert gases such as carbon dioxide or nitrogen gives the comminution process the advantage of preventing the oxidation of the mineral surfaces that may occur in conventional processes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com