Ships – Floating platform
Patent
1987-01-15
1989-04-04
Brown, David H.
Ships
Floating platform
114 61, 114125, B63B 3508, B63B 3544, B63B 110, E02B 1700
Patent
active
H00006114
ABSTRACT:
A semi-submersible vessel is disclosed in which a side wall which is continuous in the horizontal direction connects an underwater buoyant pontoon hull to an operating deck located above the water surface. In operation the side wall is subject to moderate cyclic fatigue stresses only, thereby increasing the useful life of the vessel.
REFERENCES:
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patent: 3915108 (1975-10-01), Rodriguez
patent: 4019213 (1977-04-01), Behar et al.
patent: 4117691 (1978-10-01), Spray
patent: 4150635 (1979-04-01), Lloyd et al.
patent: 4168556 (1977-09-01), Fink et al.
patent: 4345533 (1982-08-01), Kunitake
patent: 4434741 (1984-03-01), Wright et al.
patent: 4498412 (1985-02-01), Liden
Brown David H.
Shell Oil Company
Smith Mark A.
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