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. 03, 2014

Filed:

Mar. 10, 2011
Applicants:

Leif Backlund, Kvevlax, FI;

Mathias Jansson, Vaasa, FI;

Inventors:

Leif Backlund, Kvevlax, FI;

Mathias Jansson, Vaasa, FI;

Assignee:

Wartsila Finland Oy, Vaasa, FI;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63B 25/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for operating an LNG fuelled marine vessel having a propulsion system, a power plant and an LNG storage tank, whereby LNG is supplied as a gas fuel from the LNG storage tank to the power plant. The marine vessel deploys a fixed LNG storage tank and a removable LNG storage tank on board the marine vessel. In order to facilitate bunkering, the removable LNG storage tank is removed and replaced by another removable LNG storage tank at a bunkering facility.


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