The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 12, 2018

Filed:

Jun. 29, 2015
Applicant:

Gaztransport ET Technigaz, Saint Remy les Chevreuse, FR;

Inventors:

Mohamed Sassi, Meudon-la-Foret, FR;

Cedric Morel, Lieusaint, FR;

Guillaume Gelin, Palaiseau, FR;

Assignee:

GAZTRANSPORT ET TECHNIGAZ, Saint Remy les Chevreuse, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B 25/08 (2006.01); F17C 3/02 (2006.01); F17C 6/00 (2006.01); F17C 9/00 (2006.01); F17C 13/00 (2006.01); B63B 25/16 (2006.01); B63B 27/25 (2006.01);
U.S. Cl.
CPC ...
F17C 3/027 (2013.01); B63B 25/16 (2013.01); B63B 27/25 (2013.01); F17C 6/00 (2013.01); F17C 9/00 (2013.01); F17C 13/004 (2013.01); B63B 2734/00 (2013.01); F17C 2203/035 (2013.01); F17C 2203/0325 (2013.01); F17C 2203/0333 (2013.01); F17C 2203/0358 (2013.01); F17C 2203/0631 (2013.01); F17C 2203/0682 (2013.01); F17C 2205/0335 (2013.01); F17C 2221/033 (2013.01); F17C 2223/033 (2013.01); F17C 2227/0135 (2013.01); F17C 2227/0178 (2013.01); F17C 2227/04 (2013.01); F17C 2260/01 (2013.01); F17C 2260/02 (2013.01); F17C 2270/0107 (2013.01);
Abstract

An internal bottom wall of the double hull bears a sump structure comprising a rigid container arranged through the thickness of the bottom wall of the tank and intended to accommodate a suction member of a pump. The rigid container comprises a bottom wall situated at a level further toward the outside than the secondary sealing membrane of the bottom wall of the tank. The sump structure comprises a primary connecting plate surrounding the container, the primary connecting plate having a connecting surface extending parallel to the primary sealing membrane of the bottom wall of the tank, the primary sealing membrane of the bottom wall of the tank being attached in a sealed manner to the connecting surface all around the sump structure.


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