Pipe in pipe heat exchanger with vibration reduction

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(11)

EP 2 351 978 A3

(12)	EUROPEAN PATENT APPLICATION

(88)	Date of publication A3:
	31.10.2012 Bulletin 2012/44

(43)	Date of publication A2:
	03.08.2011 Bulletin 2011/31

(21)	Application number: 11150196.1

(22)	Date of filing: 05.01.2011

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International Patent Classification (IPC):

F28D 7/10^(2006.01)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME

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Priority:

11.01.2010 KR 20100002373

(71)	Applicant: LG Electronics Inc.
	Seoul 150-721 (KR)

(72)	Inventors:
	Kim, Hongseong 153-801 Seoul (KR) Lee, Sangyeul 153-801 Seoul (KR) Sa, Yongcheol 153-801 Seoul (KR) Lee, Hanchoon 153-801 Seoul (KR)

(74)	Representative: Vossius & Partner
	Siebertstrasse 4 81675 München 81675 München (DE)

(54)	Pipe in pipe heat exchanger with vibration reduction

(57) A heat exchanger is provided, including a first pipe, into which a first fluid may be introduced and flow, and a second pipe disposed in the first pipe, into which a second fluid may be introduced and flow. The first and second pipes may contact each other, to prevent the second pipe from vibrating.

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