COAL SLURRY PUMP SEAL ASSEMBLY

76R7 Seal means for rotating machinery, such as coal slurry pumps, having a plurality of chambers interposed between a plurality of seal elements wherein one of said chambers receives fluid leaked from the working chamber of the pump at a first predetermined pressure, a second of said chambers recei...

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Bibliographische Detailangaben
1. Verfasser:	CATTERFELD, FRITZ C
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	BLASTING CYLINDERS ENGINE PLANTS IN GENERAL 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 MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAMTURBINES NON-POSITIVE DISPLACEMENT PUMPS PISTONS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SEALINGS STEAM ENGINES THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	76R7 Seal means for rotating machinery, such as coal slurry pumps, having a plurality of chambers interposed between a plurality of seal elements wherein one of said chambers receives fluid leaked from the working chamber of the pump at a first predetermined pressure, a second of said chambers receiving purge fluid at a second predetermined pressure, and a third of said chambers interposed between said first and second chambers to receive and drain fluid leaked from said first and second chambers.