US 11,939,953 B2
Offshore column tension leg platform
Peter Craig Masson, Katy, TX (US)
Assigned to Oil States Industries, Inc., Arlington, TX (US)
Filed by Oil States Industries, Inc., Arlington, TX (US)
Filed on Mar. 14, 2023, as Appl. No. 18/183,442.
Claims priority of provisional application 63/320,569, filed on Mar. 16, 2022.
Prior Publication US 2023/0296080 A1, Sep. 21, 2023
Int. Cl. E02B 17/00 (2006.01); F03D 13/25 (2016.01)
CPC F03D 13/25 (2016.05) [E02B 17/00 (2013.01); E02B 2017/0043 (2013.01); E02B 2017/0091 (2013.01); F05B 2240/917 (2013.01); F05B 2240/95 (2013.01)] 13 Claims
OG exemplary drawing
 
1. An offshore installation comprising:
a top platform having a weight and comprising a top surface and a bottom surface;
a foundation configured to be disposed on a seafloor;
a vertical column assembly comprising:
a first end fixedly connected to the top platform;
a second end connected to the foundation;
a first vertical support member extending from the first end to the second end, such that the vertical column assembly supports the weight of the top platform;
a plurality of tendons configured to extend from the top platform to the foundation and
a plurality of lateral supports attached to the top platform and configured to be anchored to the seafloor.