(19)

(11)

EP 2 454 545 A2

(12)

(88) Date of publication A3: 05.04.2012 (43) Date of publication: 23.05.2012 Bulletin 2012/21 (21) Application number: 10730184.8 (22) Date of filing: 12.07.2010

(51) International Patent Classification (IPC):  F25J 3/02(2006.01) B01D 53/00(2006.01) F25J 3/06(2006.01) (86) International application number: PCT/EP2010/059971 (87) International publication number: WO 2011/006862 (20.01.2011 Gazette 2011/03)

(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 SE SI SK SM TR (30) Priority: 13.07.2009 EP 09165304 (71) Applicant: Alstom Technology Ltd 5400 Baden (CH)	(72) Inventor: GRANIER, Francois FR-90300 Vetrigne (FR) (74) Representative: Hellwig, Tillmann Johannes et al Dreiss Patentanwälte Gerokstrasse 1 70188 Stuttgart 70188 Stuttgart (DE)