Vent line system

Details Vent line system Vent line system

1985-03-01

1986-01-28

Michalsky, Gerald A.

Fluid handling

Systems

With flow control means for branched passages

13762546, 137876, 137887, 166 84, 166363, 251 12, E21B 33035

Patent

active

045664943

ABSTRACT:
A vent line system is disclosed which is adapted for connection to a flow diverter attached to a drilling rig. The system assures that the vent line is always open for discharge of pressurized drilling fluid away from the drilling rig in one of two directions.

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Blowout Prevention, Second Edition, vol. 1, pp. 115-119, Aug. 1983.

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