(19)
(11) EP 2 630 337 A1

(12)

(43) Date of publication:
28.08.2013 Bulletin 2013/35

(21) Application number: 11804793.5

(22) Date of filing: 20.10.2011
(51) International Patent Classification (IPC): 
F01D 11/08(2006.01)
(86) International application number:
PCT/IB2011/054698
(87) International publication number:
WO 2012/052961 (26.04.2012 Gazette 2012/17)
(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: 20.10.2010 IT MI20101919

(71) Applicant: Ansaldo Energia S.p.A.
Genova (IT)

(72) Inventor:
  • MARITANO, Massimiliano
    I-16035 Rapallo (IT)

(74) Representative: Bernotti, Andrea et al
Studio Torta S.p.A. Via Viotti, 9
10121 Torino
10121 Torino (IT)

   


(54) GAS TURBINE PROVIDED WITH A COOLING CIRCUIT FOR TIP SECTIONS OF ROTOR BLADES