Method and means for storing a marine riser

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

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Details

166364, 175 5, 405195, 405211, E21B 7124, E21B 33043

Patent

active

046243186

ABSTRACT:
A method and means for storing a marine riser is disclosed for relocating an offshore mobile unit from a drilling or production site. The riser is disconnected from a subsea port and lowered into an auxiliary borehole. Means are provided for the lowering and raising of the marine riser and positioning of same.

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patent: 4194568 (1980-03-01), Buresi
patent: 4214842 (1980-07-01), Franks
patent: 4234047 (1980-11-01), Mott
patent: 4403658 (1983-09-01), Watkins

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