Semi-submersible production platform

Details Semi-submersible production platform Semi-submersible production platform

1991-10-09

1994-01-11

Reese, Randolph A.

Hydraulic and earth engineering

Marine structure or fabrication thereof

Tension leg platform

405203, 405224, 4052242, E02B 1700

Patent

active

052775216

ABSTRACT:
A semi-submersible production platform (10) intended for oil production, water injection and oil and gas export includes a hull (11) of basic rectilinear shape consisting of floats (17) with rectangular cross-section forming a closed square ring (12). Four columns (13) of square section are located, one in each vertex, of the closed square ring (12). A risers receipt system (14) consists of lateral supports (15) and connectors of square section (16). A passive anchoring system (19) is provided along with a truss-shaped deck structure (23), an equipment arrangement (24) with full seggregation of process equipment, utilities and quarters. A water intake (25) system at large depths has an intake pipe (26) connected at the top to the float (17) through a flexible coupling (27).

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patent: 5012756 (1991-05-01), Kristensen
patent: 5054963 (1991-10-01), Williamsson
patent: 5150987 (1992-09-01), White et al.

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