POMPE CENTRIFUGE A TRANSFERT DE FLUIDE TRES PUR, NOTAMMENT CRYOGENE

In order to increase the service life of the shaft seal (17) of a centrifugal pump (10), and in order to avoid abraded sealing material particles in the delivery stream, the shaft seal (17) is sealed with respect to the medium to be delivered by an ancillary seal (18) which preferably admits a defin...

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Bibliographische Detailangaben
1. Verfasser:	MICHAEL HUENTEN
Format:	Patent
Sprache:	fre
Schlagworte:	BLASTING CYLINDERS ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INDEXING SCHEME FOR ASPECTS RELATING TONON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES ORJET-PROPULSION PLANTS INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUSSUBCLASSES OF CLASSES F01-F04 LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS PISTONS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SEALINGS THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	In order to increase the service life of the shaft seal (17) of a centrifugal pump (10), and in order to avoid abraded sealing material particles in the delivery stream, the shaft seal (17) is sealed with respect to the medium to be delivered by an ancillary seal (18) which preferably admits a defined quantity for flushing via the shaft seal (17).