(19)

(11)

EP 2 950 965 A1

(12)

(43) Date of publication: 09.12.2015 Bulletin 2015/50 (21) Application number: 14704048.9 (22) Date of filing: 29.01.2014

(51) International Patent Classification (IPC):  B23K 26/14(2014.01) F01D 5/00(2006.01) B23K 26/34(2014.01) (86) International application number: PCT/US2014/013541 (87) International publication number: WO 2014/120729 (07.08.2014 Gazette 2014/32)

(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: 31.01.2013 US 201313755073 (71) Applicant: Siemens Energy, Inc. Orlando, FL 32826-2399 (US)	(72) Inventors: BRUCK, Gerald J. Oviedo, Florida 32766 (US) KAMEL, Ahmed Orlando, Florida 32828 (US) OTT, Michael 45470 Mülheim an der Ruhr (DE) (74) Representative: Patentanwaltskanzlei WILHELM & BECK  Prinzenstraße 13 80639 München 80639 München (DE)