PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • means and more particularly to such an apparatus which is adapted to deform and/ or perforate a section of well casing. ' The apparatus of our invention is particularly adapted for use in applying deforming forces to a well casing in a newly-developed method for completing wells in poorly consolidated formations which is described in the patent application of Abraham 1.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com