Fluid pumping apparatus

Details Fluid pumping apparatus Fluid pumping apparatus

1985-11-08

1987-04-14

Croyle, Carlton R.

Pumps

Expansible chamber type

Moving cylinder

92 66, F04B 1902

Patent

active

046574891

ABSTRACT:
A fluid pumping apparatus includes at least two counter-balanced, counter-reciprocating pump assemblies. Each pump assembly includes at least two generally vertical, balanced, reciprocating pumps.

REFERENCES:
patent: 276048 (1883-04-01), Johnston
patent: 406442 (1889-07-01), Hayes
patent: 470695 (1892-07-01), Morand
patent: 616819 (1898-12-01), Barzee
patent: 1343427 (1920-06-01), Anderson
patent: 1420052 (1922-06-01), Montgomery
patent: 2981198 (1961-04-01), Neffel

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