About: http://webisa.webdatacommons.org/418946310

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	FIG. 2 is a side sectional view of a wellbore in which the tubing string is concentrically disposed within the casing, and wherein the tubing string is extended and anchored within the wellbore.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es