Flow control system

Details Flow control system Flow control system

1982-08-19

1983-12-13

Weakley, Harold W.

Wells

Valves, closures or changeable restrictors

Fluid operated

166189, 166323, 137 68R, 137 71, 251 635, 251 73, 251 92, 251230, F21B 3300

Patent

active

044200447

ABSTRACT:
A control valve for a passageway in which the valve is reciprocated toward and away from its seat by pressure within a pressure dome and pressure exteriorly of the valve housing and in which reciprocation is controlled by a J-slot capable of latching the valve in open position while being run and releasing the valve for reciprocation after being landed in the well together with a frangible disc which may be ruptured to permit flow past the valve member; said valve being used to control flow through a H mandrel in a pumpdown system.

REFERENCES:
patent: 1898899 (1933-02-01), Rowley
patent: 2236564 (1941-04-01), Cornell
patent: 3664427 (1972-05-01), Deaton
patent: 4309022 (1982-01-01), Reinicke

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