PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The method of claim 14 wherein the wellbore tractor system further comprises the body including a mandrel with a composite exterior thread thereon, the composite exterior thread comprising a first power thread portion and a first retract thread portion interconnected with the first power thread portion, and a second power thread portion and a second retract thread portion interconnected with the s
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.ca