Subsea wellhead tieback connector

Details Subsea wellhead tieback connector Subsea wellhead tieback connector

1991-05-03

1993-11-09

Britts, Ramon S.

Wells

Submerged well

Connection or disconnection of submerged members remotely...

166217, 166237, 166359, 285141, E21B 2300

Patent

active

052594599

ABSTRACT:
A subsea wellhead tieback connector actuated solely by axial motion to achieve connection to and disconnection from the wellhead. The connector includes interconnected inner and outer bodies, a split lock ring surrounding the inner body, and an energizing mandrel for non-rotary axial movement to expand the lock ring into engagement with a wellhead component.

REFERENCES:
patent: 4456070 (1984-06-01), Watkins
patent: 4465134 (1984-08-01), Watkins
patent: 4474236 (1984-10-01), Kellett
patent: 4519633 (1985-05-01), Nichols
patent: 4681166 (1987-07-01), Cuiper
patent: 4696493 (1987-09-01), Brammer
patent: 4757860 (1988-07-01), Reimert
patent: 4872708 (1989-10-01), Abreo
patent: 4919454 (1990-04-01), Caulfield et al.
patent: 4941691 (1990-07-01), Reimert
patent: 4976458 (1990-12-01), Hosie

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