PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • BACKGROUND OF THE INVENTION Many types of filters, such as membrane filter presses, drum filters and horizontal and vertical pressure filters utilize filter cloths to separate solids from liquids.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sumobrain.com