About: http://webisa.webdatacommons.org/134944684

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	The present invention relates to a fluid-flow regulating device, and in particular to a fluid-flow regulating device to be used as a pumping device or other type device which is driven by a mass change of an operating fluid.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com