PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • According to the statement, Halliburton conducted its own review of the well???s design and construction after the blowout, and established a working group to review ???whether the number of centralizers used on the final production casing could have contributed to the blowout.??? The casing is a steel pipe placed in a well to maintain its integrity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • issuu.com