(19)
(11) EP 2 153 133 A1

(12)

(43) Date of publication:
17.02.2010 Bulletin 2010/07

(21) Application number: 08731322.7

(22) Date of filing: 04.03.2008
(51) International Patent Classification (IPC): 
F23R 3/00(2006.01)
F23R 3/06(2006.01)
(86) International application number:
PCT/US2008/055758
(87) International publication number:
WO 2008/137201 (13.11.2008 Gazette 2008/46)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated Extension States:
AL BA MK RS

(30) Priority: 01.05.2007 US 743126

(71) Applicant: General Electric Company
Schenectady, NY 12345 (US)

(72) Inventors:
  • MCMASTERS, Marie, Ann
    Mason, OH 45040 (US)
  • BURRUS, David, Louis
    Cincinnati, OH 45242 (US)
  • HSIAO, CHIA-CHUN, George
    West Chester, OH 45089 (US)
  • ZHANG, Hongtao
    Mason, OH 45040 (US)
  • MONGIA, Hukam, Chand
    West Chester, OH 45069 (US)

(74) Representative: Gray, Thomas 
GE International Inc. Global Patent Operation - Europe 15 John Adam Street
London WC2N 6LU
London WC2N 6LU (GB)

   


(54) COOLING HOLES FOR GAS TURBINE COMBUSTOR LINER HAVING A NON-UNIFORM DIAMETER THERETHROUGH