About: http://webisa.webdatacommons.org/426118770

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	Thereafter the catalyst is cooled down under an inert atmosphere to a temperature of about 250??? to 450??? C. and a stream of pure reducing agent, such as CO, is contacted therewith.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com