PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • On the other hand, it is known from a commonly assigned U.S. Pat. No. 4,751,151 to Healy et al to employ a carbon dioxide absorber in a fuel cell system to recover carbon dioxide from the fuel cell anode exhaust stream (fuel gas) containing principally hydrogen, carbon dioxide, carbon monoxide, and water vapor.
http://www.w3.org/ns/prov#wasQuotedFrom
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