An offshore structure comprises a hull having a longitudinal axis and including a first column and a second column moveably coupled to the first column. Each column has a longitudinal axis, a first end, and a second end opposite the first end. In addition, the offshore structure comprises an anchor coupled to the second end of the second column and configured to secure the hull to the sea floor. The first column includes a variable ballast chamber and a first buoyant chamber positioned between the variable ballast chamber and the first end of the first column. The first buoyant chamber is filled with a gas and sealed from the surrounding environment. The second column includes a variable ballast chamber. Further, the offshore structure comprises a topside mounted to the hull.
申请公布号
WO2012061562(A3)
申请公布日期
2012.06.28
申请号
WO2011US59083
申请日期
2011.11.03
申请人
HORTON WISON DEEPWATER, INC.;FINN, LYLE, DAVID;HORTON, EDWARD, E., III;MAHER, JAMES, V.
发明人
FINN, LYLE, DAVID;HORTON, EDWARD, E., III;MAHER, JAMES, V.