Downhole tool for use with a ball and seat traveling valve for a

Details Downhole tool for use with a ball and seat traveling valve for a Downhole tool for use with a ball and seat traveling valve for a

1987-12-01

1989-07-18

Massie, Jerome W.

Wells

With eduction pump or plunger

Receptacles

166165, 166328, 175299, 417554, E21B 3406, F04B 3908

Patent

active

048484547

ABSTRACT:
A downhole tool for use with a ball and seat travelling valve associated with a moveable plunger includes a means for causing relative movement between the upper and lower housings forming the downhole tool, whereby a bumping force may be imparted to the plunger to unseat the ball during the downstroke of the downhole tool.

REFERENCES:
patent: 1615921 (1927-02-01), Thompson
patent: 1832323 (1931-11-01), Rigby
patent: 2214551 (1940-09-01), Edwards
patent: 2256567 (1941-09-01), Moseley
patent: 2394189 (1946-02-01), Kaufman
patent: 3021794 (1962-02-01), Knox
patent: 3367279 (1968-02-01), Crowe

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