Wells – Submerged well – Means removably connected to permanent well structure
Patent
1989-09-12
1991-04-02
Dang, Hoang C.
Wells
Submerged well
Means removably connected to permanent well structure
175 5, 175206, 175207, 405210, E21B 4334
Patent
active
050040510
ABSTRACT:
A subsea storage structure for treatment and storing drill cuttings from drilling operations in the sea bottom includes a generally closed container or tank suitable to be positioned on the sea bottom near the drilling site, which tank is provided with an upper inlet for supply of drill cuttings, and an output to ambient water for water which is displaced during the supply of drill cuttings. The tank contains arrangements for cleansing of the drill cuttings and storage of accumulated oil, fluids and other constituents separated from the drill cuttings, and structure for extraction of the accumulated oil, fluids and other constitutents lighter than water.
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patent: 3719048 (1973-03-01), Arne et al.
patent: 3777497 (1973-12-01), Edwards
patent: 3803855 (1974-04-01), Malkiel
patent: 4141377 (1979-02-01), Fernandez et al.
patent: 4416565 (1983-11-01), Ostlund
patent: 4645379 (1987-02-01), Grimsley et al.
Fjeld Svein
Gillen Michael P.
Rosendahl Finn
Salama Mamdouh M.
Conoco Inc.
Dang Hoang C.
Norwegian Contracts A/S
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