PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Based on empirical evidence, including the ability to maintain a 10,000-psi differential rating during fracture breakdown operations, this author believes that dual-element, hydraulic packers are the only current industry tool that will provide high-pressure isolation in nearly all conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drillingcontractor.org