Vertically restrained centerwell SPAR
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United States of America Patent
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Feb 15, 2005
Grant Date -
Feb 12, 2004
app pub date -
Aug 7, 2002
filing date -
Aug 7, 2002
priority date (Note) -
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Abstract
In one example embodiment, a floating deep draft caisson vessel for drilling and production is provided. The vessel comprises an outer hull, wherein the outer hull has a hollow centerwell. The vessel further comprises a centerwell buoy guided within the centerwell. At least one tendon assembly secures the centerwell buoy to the sea floor and the tendon assembly is attached along essentially the centerline of the centerwell buoy.
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