PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Deviated and horizontal wells present a situation where a surface pour of any material, including sodium bentonite, is not an appropriate method of creating a plug because materials can not be effectively placed within the deviated segment 24, and will not effectively seal off the deviated segment because the materials will gravitate to the bottom of the well bore 10???.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com