PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The present invention relates to a device and a process for thickening and conveying waste water sludges, especially with a centrifuge.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es