PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention comprises an injection molded ball sealer comprised of a mixture of thermosetting adhesives and fillers which are soluble in water, surfactants and other aqueous based fluids found in most wellbores over a controlled period of time.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au