PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The process is particularly applicable to the treatment of gases which contain carbon dioxide in a mixture with nitrogen and/or methane optionally together with other hydrocarbons, e.g. ethane, propane and/or butane.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com