About: http://webisa.webdatacommons.org/297282192

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The invention relates to methods and apparatus for performing earth borehole operations, such as drilling, and in particular to methods and apparatus which can use either coiled tubing or threaded pipe.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au