About: http://webisa.webdatacommons.org/37184784

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	As heretofore mentioned, the present process is es,- pecially useful for preparing hydrogenation catalysts, and in particular catalysts employed in the hydrocra cking of petroleum hydrocarbons.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr