Centrifugal pump

Details Centrifugal pump Centrifugal pump

F - Mech Eng,Light,Heat,Weapons

04

D

103/114

F04D 1/00 (2006.01) F04D 29/04 (2006.01)

Patent

CA 1215267

Abstract of the Disclosure The centrifugal pump is of the submersible type and is useful in pumping sand laden fluids. The pump in- cludes a rotatable impeller and fixed diffuser and has an improved bearing that comprises an annular thrust member that is constructed from material having a hardness greater than the hardness of sand. The thrust member is attached to the impeller and has a bearing surface thereon. A second annular bearing member, which is also constructed from material having hardness greater than sand, is attached to the diffuser and has a bearing surface thereon disposed in juxtaposition with the bearing surface on the thrust member.

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