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(11)

EP 2 126 367 A1

(12)

(43) Date of publication: 02.12.2009 Bulletin 2009/49 (21) Application number: 07706234.7 (22) Date of filing: 17.01.2007

(51) International Patent Classification (IPC):  F04D 29/54(2006.01) (86) International application number: PCT/IT2007/000035 (87) International publication number: WO 2008/087670 (24.07.2008 Gazette 2008/30)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR (71) Applicant: ANSALDO ENERGIA S.P.A. 16152 Genova (IT)	(72) Inventors: CECCHI, Stefano I-17047 Vado Ligure (IT) MARITANO, Massimiliano I-16129 Genova (IT) SILINGARDI, Andrea I-16146 Genova (IT) (74) Representative: Jorio, Paolo et al STUDIO TORTA Via Viotti 9 10121 Torino 10121 Torino (IT)