PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Methods of delivery of ???smart,??? biologically-inspired materials in downhole formations are described herein for controlling, monitoring and actuating hydraulic formation fractures and other features.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com