About: http://webisa.webdatacommons.org/312942789

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 present invention supports evaluating an item, such as a piece of tubing or a rod, in connection with placing the item into an oil well or removing the item from the oil well.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr