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EP 2 719 008 A1

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(43) Date of publication: 16.04.2014 Bulletin 2014/16 (21) Application number: 12727720.0 (22) Date of filing: 05.06.2012

(51) International Patent Classification (IPC):  H01M 8/12(2006.01) H01M 16/00(2006.01) H01M 8/14(2006.01) H01M 8/06(2006.01) (86) International application number: PCT/US2012/040830 (87) International publication number: WO 2012/170375 (13.12.2012 Gazette 2012/50)

(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 (30) Priority: 09.06.2011 CN 201110153436 (71) Applicant: General Electric Company Schenectady, NY 12345 (US)

(72) Inventors: WANG, Mingmin Niskayuna, NY 12309 (US) WALKER, David, James Niskayuna, NY 12309 (US) LI, Wenhua Niskayuna, NY 12309 (US) PRIMUS, Roy, James Niskayuna, NY 12309 (US) LEHAR, Matthew, Alexander Niskayuna, NY 12309 (US) BIEDERMAN, Bruce, Philip Niskayuna, NY 12309 (US) (74) Representative: Picker, Madeline Margaret  GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ London W6 8BJ (GB)