Dual action pumping system

Details Dual action pumping system Dual action pumping system

1994-08-05

1996-03-12

Dang, Hoang C.

Wells

Processes

Producing the well

166106, 417534, E21B 4338, E21B 4340

Patent

active

054978327

ABSTRACT:
A system for improving the economics of production by reducing lifting costs of a producing well utilizes the upstroke of a pump to produce a fluid mixture of primarily oil with only a fraction of the produced water and the downstroke to inject the remaining produced water beneath a packer into a lower formation.

REFERENCES:
patent: 597155 (1898-01-01), Temple
patent: 959321 (1910-05-01), Dorward
patent: 2281801 (1942-05-01), Reynolds et al.
patent: 2910002 (1959-10-01), Morgan
patent: 3199592 (1965-08-01), Jacob
patent: 4187912 (1980-02-01), Cramer
patent: 4251191 (1981-02-01), Gass et al.
patent: 4295795 (1981-10-01), Gass et al.
patent: 5176216 (1993-01-01), Slater et al.
patent: 5296153 (1994-03-01), Peachey

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