Multi-purpose coiled tubing handling system

Wells – Submerged well – Means removably connected to permanent well structure

Reexamination Certificate

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C166S077200, C166S066000

Reexamination Certificate

active

07063159

ABSTRACT:
A system for reducing the effects of heave movements of a wellhead in an offshore drilling device is provided that includes a frame; a coiled tubing stack supported by the frame; and a heave compensation system for controlling an amount of load transferred from the coiled tubing stack to the wellhead to reduce relative movements between the coiled tubing stack and the wellhead.

REFERENCES:
patent: 4421173 (1983-12-01), Beakley et al.
patent: 6000480 (1999-12-01), Eik
patent: 6554075 (2003-04-01), Fikes et al.
patent: 6688814 (2004-02-01), Wetch et al.
patent: 2004/0151549 (2004-08-01), Roodenburg et al.
patent: 2334048 (1999-08-01), None
patent: 2343466 (2000-05-01), None

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