About: http://webisa.webdatacommons.org/336622970

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	widely used in mining, chemical, food, oil, medicine and other lines, mainly for gas, liquid filtration and other media separation.
http://www.w3.org/ns/prov#wasQuotedFrom	alibaba.com