Fluid control valve

Details Fluid control valve Fluid control valve

1991-10-21

1994-07-26

Dang, Hoang C.

Wells

Valves, closures or changeable restrictors

Fluid operated

13751625, 166319, 166325, E21B 3406

Patent

active

053320425

ABSTRACT:
A fluid flow control valve having an adjustable opening pressure and using expendable components therein for use in pumping highly abrasive fluids therethrough.

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