Method of and apparatus for cleaning down well valves of well pu

Details Method of and apparatus for cleaning down well valves of well pu Method of and apparatus for cleaning down well valves of well pu

1977-07-12

1978-07-04

Leppink, James A.

Wells

Processes

Cleaning or unloading well

166 68, E21B 3700, E21B 4300

Patent

active

040983404

ABSTRACT:
Pump valves are flushed by accelerated fluid flow therethrough induced by moving the pump rods through an accelerated downstroke.

REFERENCES:
patent: 2874641 (1959-02-01), McCandlish et al.
patent: 2911921 (1959-11-01), Adams
patent: 3216406 (1965-10-01), McDuffie

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