About: http://webisa.webdatacommons.org/56643910

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	Disposed in the second chamber 208 is a biasing means, such as a pressurized gas (e.g., nitrogen charged into the chamber 208 at about 1,000 to about 10,000 psi depending on hydrostatic pressures in the well).
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr