Simplified wellhead connector

Details Simplified wellhead connector Simplified wellhead connector

1991-12-19

1993-10-26

Britts, Ramon S.

Wells

Submerged well

Connection or disconnection of submerged members remotely...

166368, 285 18, E21B 33038

Patent

active

052557430

ABSTRACT:
A subsea wellhead connector has a stress joint which abuts the rim of a wellhead housing. A body is carried by the stress joint and extends over the wellhead housing. The body carries dogs for moving into an engaged position with a profile on the exterior of the wellhead housing. A seal locates between the rim and the downward facing shoulder of the stress joint.

REFERENCES:
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patent: 4478287 (1984-10-01), Hynes et al.
patent: 4526406 (1985-07-01), Nelson
patent: 4653778 (1987-03-01), Alandy
patent: 4696493 (1987-09-01), Brammer
patent: 4819967 (1989-04-01), Calder et al.
patent: 4856594 (1989-08-01), Jennings
patent: 4893842 (1990-01-01), Brammer
patent: 4902044 (1990-02-01), Williams et al.
patent: 4962952 (1990-10-01), Pallini, Jr. et al.
patent: 4976458 (1990-12-01), Hosie et al.
Conoco Heidrun TLP-Tieback Connector existing design.

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