About: http://webisa.webdatacommons.org/133004912

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	oxygen, and 78% inert, mainly nitrogen and carbon dioxide, was allowed to flow over the catalyst under 300 p.s.i.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com