About: http://webisa.webdatacommons.org/98741689

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 invention relates to a mechanical face seal of the diaphragm bellows type for providing a fluid-tight seal between a rotating shaft and a stationary housing, useful, e.g., in applications such as pumps.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr