(19)

(11)

EP 2 519 717 A2

(12)

(88) Date of publication A3: 05.01.2012 (43) Date of publication: 07.11.2012 Bulletin 2012/45 (21) Application number: 10830927.9 (22) Date of filing: 29.12.2010

(51) International Patent Classification (IPC):  F01K 17/02(2006.01) F01K 23/10(2006.01) F01K 21/04(2006.01) (86) International application number: PCT/IB2010/003360 (87) International publication number: WO 2011/080576 (07.07.2011 Gazette 2011/27)

(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: 29.12.2009 IT MI20092315 (71) Applicant: Ansaldo Energia S.p.A. Genova (IT)	(72) Inventor: PRATICÒ, Ferdinando 16145 Genova (IT) (74) Representative: Jorio, Paolo et al Studio Torta S.p.A. Via Viotti, 9 10121 Torino 10121 Torino (IT)