(19)

(11)

EP 2 895 694 A1

(12)

(43) Date of publication: 22.07.2015 Bulletin 2015/30 (21) Application number: 13836460.9 (22) Date of filing: 05.09.2013

(51) International Patent Classification (IPC):  F01D 5/08(2006.01) F02K 3/00(2006.01) F02C 7/12(2006.01) (86) International application number: PCT/US2013/058282 (87) International publication number: WO 2014/042955 (20.03.2014 Gazette 2014/12)

(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 Designated Extension States: BA ME (30) Priority: 14.09.2012 US 201213618178 (71) Applicant: United Technologies Corporation Hartford, CT 06101 (US)	(72) Inventors: PEREZ, Rafel A. BO. Corcovado Hatillo 00659 (PR) PIETRASZKIEWICZ, Edward F. Southington, Connecticut 06489 (US) LEVINE, Jeffrey R. Vernon Rockville, Connecticut 06066 (US) MONGILLO JR., Dominic J. West Hartford, Connecticut 06107 (US) (74) Representative: Hull, James Edward  Dehns St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)