Deep water hydrostatic head control

Details Deep water hydrostatic head control Deep water hydrostatic head control

1983-11-21

1985-01-29

Novosad, Stephen J.

Wells

Submerged well

Including disaster feature

E21B 4301

Patent

active

044959990

ABSTRACT:
Hydrostatic head control in the marine riser or sub-sea BOP stack of a deep water drilling unit is maintained through use of an eductor, or similar means, connected to the sub-sea BOP stack kill line for drawing salt water from the sea or mud from the sub-sea BOP stack choke line.

REFERENCES:
patent: 2109251 (1938-02-01), Jacobson
patent: 3201049 (1965-08-01), Hayes
patent: 4046191 (1977-09-01), Neath
patent: 4186772 (1980-02-01), Handleman
patent: 4310050 (1982-01-01), Bourgoyne
patent: 4310058 (1982-01-01), Bourgoyne
patent: 4320541 (1982-03-01), Neenan
patent: 4427073 (1984-01-01), Sykora

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