Title:
OFFSHORE STEEL STRUCTURE WITH INTEGRAL ANTI-SCOUR AND FOUNDATION SKIRTS
Document Type and Number:
WIPO Patent Application WO/2019/195909
Kind Code:
A3
Abstract:
An offshore structure includes an adjustably buoyant hull including a plurality of vertical columns and a plurality of horizontal pontoons. Each pontoon extends between a pair of the columns. The adjustably buoyant hull is configured to receive a topside. Each column has a central axis, an upper end, and a lower end. Each pontoon has a longitudinal axis, a first end coupled to one of the columns, and a second end coupled to another one of the columns. The offshore structure also includes a foundation assembly attached to a lower end of the hull. The foundation assembly includes a column skirt extending downward from the lower end of each column and a pontoon skirt extending downward from a bottom surface of each pontoon.
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Inventors:
CASTELLO XAVIER (BR)
I L SOUZA MARCELO (BR)
BODANESE LUIZ GERMANO (BR)
BODANESE RAFAEL (BR)
I L SOUZA MARCELO (BR)
BODANESE LUIZ GERMANO (BR)
BODANESE RAFAEL (BR)
Application Number:
PCT/BR2019/050128
Publication Date:
January 02, 2020
Filing Date:
April 08, 2019
Export Citation:
Assignee:
HORTON DO BRASIL TECNOLOGIA OFFSHORE LTDA (BR)
International Classes:
E21B15/02; B63B1/12; B63B35/44
Foreign References:
US3224401A | 1965-12-21 | |||
US6447208B1 | 2002-09-10 | |||
US20140305359A1 | 2014-10-16 | |||
JP6026197B2 | 2016-11-16 | |||
US8668408B2 | 2014-03-11 | |||
US20110219999A1 | 2011-09-15 |
Attorney, Agent or Firm:
DANNEMANN, SIEMSEN, BIGLER & IPANEMA MOREIRA (BR)
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