PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Though the membrane technology used for separation is a technology widely used in the industry through researches on ultrafiltration membrane, reverse osmosis membrane, ion exchange membrane, gas separation membrane and osmotic gasified membrane.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es