About: http://webisa.webdatacommons.org/192712573

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 process of this invention is preferably carried out in the absence of air, as for example, in the presence of an inert gas, such as argon, carbon dioxide, nitrogen or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com