E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/51
E21B 33/035 (2006.01)
Patent
CA 1242971
ABSTRACT OF THE DISCLOSURE 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.
508339
Chevron Research And Technology Company
Smart & Biggar
LandOfFree
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