Liquefied gas tank - Patent 1717509

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(11)

EP 1 717 509 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	11.02.2015 Bulletin 2015/07

(43)	Date of publication A2:
	02.11.2006 Bulletin 2006/44

(21)	Application number: 05290940.5

(22)	Date of filing: 29.04.2005

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International Patent Classification (IPC):

F17C 3/02^(2006.01)

(84)	Designated Contracting States:
	AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA HR LV MK YU

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Priority:

29.04.2005 KR 2004103255

(71)	Applicant: Korea Gas Corporation
	Kyonggi-do 463-754 (KR)

(72)	Inventors:
	Yang Young Myung Kyonggi-do 463-754 (KR) Hong Seong Ho Kyonggi-do 463-754 (KR) Yoon Ihn Soo Kyonggi-do 463-754 (KR) Yang Young Chul Kyonggi-do 463-754 (KR) Seo Hung Seok Kyonggi-do 463-754 (KR) Kim Ji Hun Kyonggi-do 463-754 (KR) Oh Byoung Taek Kyonggi-do 463-754 (KR) Kim Young Kyun Kyonggi-do 463-754 (KR)

(74)	Representative: Intès, Didier Gérard André et al
	Cabinet Beau de Loménie 158, rue de l'Université 75340 Paris Cedex 07 75340 Paris Cedex 07 (FR)

(54)	Liquefied gas tank

(57) Disclosed is a liquid container adapted to store liquefied natural gas (LNG). The LNG storage container include a sealing wall (250) directly contacting liquid (3913) contained in the tank and a structural wall (3903, 3907), which is an exterior wall or inner structure integrated with the exterior wall. The container further includes a plurality of connectors (112a, 112b) mechanically connecting the sealing wall and the structural wall and an intermediate wall structure positioned between the structural wall and the interior wall. The intermediate wall structure is configured to move relative to at least one of the interior wall and the structural wall.

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