Pump apparatus

Details Pump apparatus Pump apparatus

1985-05-10

1987-02-17

Novosad, Stephen J.

Wells

Processes

Producing the well

166 68, 1661055, 417435, F04B 4704

Patent

active

046432582

ABSTRACT:
Pump apparatus and method in which gaseous fluids that develop in the pumping chamber of a down hole pump can be removed during normal operation of the device to prevent gas-lock and to avoid having to force gases up the tubing string.

REFERENCES:
patent: 2363343 (1944-11-01), Lindgren
patent: 2837029 (1958-06-01), Mohnkern
patent: 3372753 (1968-03-01), Tuttle
patent: 3594103 (1971-07-01), Hillis
patent: 4480685 (1984-11-01), Gilbertson
patent: 4557668 (1985-12-01), Jones

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