Pumping system

Details Pumping system Pumping system

1992-02-05

1993-02-23

Vrablik, John J.

Pumps

Motor driven

Fluid motor

417383, F04B 3500, F04B 3502

Patent

active

051885174

ABSTRACT:
A hydraulically activated double-acting piston pump comprising a pump body with an inlet and outlet for the production fluid, and an inlet and outlet for the hydraulic fluid. Thereby eliminating the need for sucker rod strings in pumped wells. A partition located between two coaxial hollow cylinders for keeping the production fluid separate from the hydraulic fluid.

REFERENCES:
patent: 2162748 (1939-06-01), Richards et al.
patent: 4540348 (1985-09-01), Soderberg
patent: 4551075 (1985-11-01), Canalizo
patent: 5069602 (1991-12-01), Gipston

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