PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In conclusion, methods, apparatus, and systems of the invention provide a downhole valving mechanism which uses a small amount of power downhole to divert fluids in a variety of ways, and wherein the operation of that valve is surface-controlled, either by a fiber-optic line to the surface, or other means, and wherein the fiber-optic line can also be used to pass communication about the status of
http://www.w3.org/ns/prov#wasQuotedFrom
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