PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In a casing hanging assembly: a fixed housing having a lock groove; a hanger body to which said casing string is connectable for lowering in a well bore; means on said housing for supporting said body when said body is lowered therein with said body and housing providing a fluid passage therebetween; a running tool connectable to a tubular string; said running tool including latch dogs and a shift
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com