Subsea flowline connector

Details Subsea flowline connector Subsea flowline connector

1978-04-21

1980-03-04

Leppink, James A.

Wells

Submerged well

Connection or disconnection of submerged members remotely...

166344, 166356, 141 65, 141387, 285 26, 285DIG21, 405195, E21B 712

Patent

active

041912560

ABSTRACT:
A subsea flowline connector for connecting a flowline through a port in a subsea atmospheric chamber vessel to a subsea christmas tree within the chamber including an actuator assembly within the chamber with at least one arm extending through the vessel adjacent the port, a carriage supported on the end of a flowline, a piston secured to the flowline and supported on the carriage, a receptacle on the piston to engage the arm, a flowline passage through the piston, actuation of said actuator moving said arm into engagement with said receptacle and pulling said piston into engagement with the port, a valve controlled bleed line to bleed pressure from said port as the piston has moved therein and a lock for retaining the piston within the port.

REFERENCES:
patent: 3090437 (1963-05-01), Geer
patent: 3260270 (1966-07-01), Watkins
patent: 3345087 (1967-10-01), Hanes et al.
patent: 3358753 (1967-12-01), Haeber
patent: 3482410 (1969-12-01), Roesky et al.
patent: 3585805 (1971-06-01), Vincent
patent: 3592014 (1971-07-01), Brown et al.
patent: 3795115 (1974-03-01), Bergquist et al.
patent: 3967462 (1967-07-01), De Jong
patent: 4004635 (1977-01-01), Marquaire et al.
patent: 4019334 (1977-04-01), Sinclair et al.
patent: 4075862 (1978-02-01), Ames
patent: 4102146 (1978-07-01), Dietrich

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