Structure for sea-bed exploitation allowing the various function

Hydraulic and earth engineering – Marine structure or fabrication thereof

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405202, E21B 4301, E21B 712

Patent

active

042316812

ABSTRACT:
The invention relates to a structure for sea-bed exploitation allowing the various functions inherent in such exploitation to be performed, such as for example production, reconditioning and maintenance of underwater well-heads, wherein said structure comprises at least one articulated column performing one or several said functions. In particular, each well-head is accessible through servicing means, such as a movable tool secured to and jointly movable with a support pivotally connected to a carriage movable along guide-rails mounted either within or outside the horizontal apparent contour of the body of the column.

REFERENCES:
patent: 3375669 (1968-04-01), Garcia
patent: 3434295 (1969-03-01), Manning
patent: 3656307 (1972-04-01), Mott
patent: 3708985 (1973-01-01), Pogonowski et al.
patent: 3881549 (1975-05-01), Thomas
patent: 4119145 (1978-10-01), Tuson
Offshore, vol. 29, Nov. 1969, pp. 64-70.
World Oil, vol. 169, pp. 105-109.

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