PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A system and method for processing flow back from an oil or gas well after a fracturing or other well treatment process includes a first trailer (10) having a high pressure filter (3), a sand separator (5), and a choke manifold (8) and a...
http://www.w3.org/ns/prov#wasQuotedFrom
  • sumobrain.com