About: http://webisa.webdatacommons.org/6489668

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	Once the vessel is above the well, the chamber is lowered by a cable or other suitable means to the well.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com