PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ing the first tubular member with the top drive to threadedly connect the first tubular member to the second tubular member. [0063] The present invention, therefore, provides in certain, but not necessarily all embodiments, a method for disconnecting a first tubular member from a second tubular member, the method including engaging a top end of the first tubular member with a torque head of a top
http://www.w3.org/ns/prov#wasQuotedFrom
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