PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The invention also provides new uses and methods for removing heavy metals and heavy metal-containing compounds from a natural gas stream, or a gas stream produced during the combustion or gasification of a fossil fuel, such as coal or petroleum fuels or oil.2010-01-14
http://www.w3.org/ns/prov#wasQuotedFrom
  • faqs.org