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(11)

EP 2 780 558 A2

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(43) Date of publication: 24.09.2014 Bulletin 2014/39 (21) Application number: 10770842.2 (22) Date of filing: 27.10.2010

(51) International Patent Classification (IPC):  F01K 23/10(2006.01) F22B 1/18(2006.01) F01K 25/08(2006.01) F22B 37/10(2006.01) (86) International application number: PCT/EP2010/066282 (87) International publication number: WO 2011/051353 (05.05.2011 Gazette 2011/18)

(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: 30.10.2009 US 609348 (71) Applicant: Nuovo Pignone S.p.A. 50127 Florence (IT)	(72) Inventors: LEHAR, Matthew I-50127 Florence (IT) FREY, Thomas I-50127 Florence (IT) AST, Gabor I-50127 Florence (IT) FREUND, Sebastian I-50127 Florence (IT) AUMANN, Richard I-50127 Florence (IT) (74) Representative: Illingworth-Law, William Illingworth  GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ London W6 8BJ (GB)