PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Another object of the present invention is to provide a corrosive inhibiting film within an oil field pipe on a continuous basis such that any of such film as removed by the dissolving and abrasive action of the passing fluids is continually being replenished.
http://www.w3.org/ns/prov#wasQuotedFrom
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