Coal slurry pump seal assembly

Details Coal slurry pump seal assembly Coal slurry pump seal assembly

F - Mech Eng,Light,Heat,Weapons

16

J

277/15

F16J 15/447 (2006.01) F01D 11/04 (2006.01) F16J 15/00 (2006.01) F16J 15/40 (2006.01)

Patent

CA 1157062

76R7 Abstract of the Disclosure 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. -7-

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