(19)

(11)

EP 2 973 808 A1

(12)

(43) Date of publication: 20.01.2016 Bulletin 2016/03 (21) Application number: 14719592.9 (22) Date of filing: 14.03.2014

(51) International Patent Classification (IPC):  H01M 4/86(2006.01) H01M 8/24(2006.01) H01M 8/12(2006.01) H01M 8/02(2006.01) H01M 8/00(2016.01) (86) International application number: PCT/US2014/029782 (87) International publication number: WO 2014/145103 (18.09.2014 Gazette 2014/38)

(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 (30) Priority: 15.03.2013 US 201313843422 (71) Applicant: LG Fuel Cell Systems, Inc. North Canton OH 44720 (US)	(72) Inventors: GOETTLER, Richard Medina, OH 44256 (US) LIU, Zhien Canton, OH 44721 (US) (74) Representative: Stafford, Jonathan Alan Lewis  Marks & Clerk LLP 1 New York Street Manchester M1 4HD Manchester M1 4HD (GB)