OFFSHORE STEEL STRUCTURE WITH INTEGRAL ANTI-SCOUR AND FOUNDATION SKIRTS - HORTON DO BRASIL TECNOLOGIA OFFSHORE LTDA

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)

Application Number:

PCT/BR2019/050128

Publication Date:

January 02, 2020

Filing Date:

April 08, 2019

Export Citation:

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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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