Device and method for lifting a sea-going structure, for instance a drilling platform
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United States of America Patent
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Jan 9, 2001
Grant Date -
N/A
app pub date -
Jan 4, 1999
filing date -
Dec 3, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
A device for lifting a sea-going structure (C), such as a drilling platform consisting of a superrstructure (B) and a jacket (J), which device consists of a flotation body (1) such as a boat provided with one or more laterally slidable lifting devices (2), wherein each lifting device (2) is provided with a coupling member (5) for fixing on a part of the substructure which is arranged for movement in all directions relative to the lifting device (2), whereby the device adapts better to the swell and the relative displacement of the flotation body (1) relative to the drilling platform.
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