(19)

(11)

EP 2 691 700 A2

(12)

(88) Date of publication A3: 22.08.2013 (43) Date of publication: 05.02.2014 Bulletin 2014/06 (21) Application number: 12713496.3 (22) Date of filing: 22.03.2012

(51) International Patent Classification (IPC):  F22B 37/00(2006.01) (86) International application number: PCT/US2012/030035 (87) International publication number: WO 2012/134926 (04.10.2012 Gazette 2012/40)

(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: 28.03.2011 US 201113073230 (71) Applicant: Alstom Technology Ltd 5400 Baden (CH)	(72) Inventors: BAUVER II, Wesley Paul Granville, Massachusetts 01034 (US) PERRIN, Ian James North Granby, Connecticut 06060 (US) BAIRLEY, Donald William Farmington, Connecticut 06032 (US) TERDALKAR, Rahul J. Bloomfield, Connecticut 06002 (US)