PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The purpose of the breaker is to lower the viscosity of the fluid so that it is more easily removed from the fracture.In another aspect, the present invention is a method for determining the amount of drilling fluid recovered after the completion of an oil well.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freepatentsonline.com