About: http://webisa.webdatacommons.org/344340411

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http://www.w3.org/ns/prov#value	examples of materials that are withdrawn may be referred as and include catalyst, product, powder, additive, equilibrium spent catalyst, and catalyst fines, either individually or in a combination of two or more.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com