(19)
(11) EP 3 382 156 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
30.12.2020 Bulletin 2020/53

(45) Mention of the grant of the patent:
18.11.2020 Bulletin 2020/47

(21) Application number: 18165234.8

(22) Date of filing: 29.03.2018
(51) International Patent Classification (IPC): 
F01D 11/24(2006.01)
 F01D 9/06(2006.01)

(54)

GAS TURBINE WITH COOLED COOLING AIR FOR BLADE AIR SEAL THROUGH OUTER CHAMBER

GASTURBINE MIT GEKÜHLTER KÜHLLUFT FÜR EINE SCHAUFELLUFTABDICHTUNG DURCH EINE AUSSENKAMMER

TURBINE À GAS AVEC AIR DE REFROIDISSEMENT POUR JOINT D'AIR D'AUBE À TRAVERS UNE CHAMBRE EXTERNE

(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: 31.03.2017 US 201715475656

(43) Date of publication of application:
03.10.2018 Bulletin 2018/40

(60) Divisional application:
20208109.7

(73) Proprietor: Raytheon Technologies Corporation
Farmington, CT 06032 (US)

(72) Inventors:
  • ORTIZ, Jonathan
    El Centro, CA 92243 (US)
  • SURACE, Raymond
    Newington, CT 06111 (US)
  • JUREK, Renee J.
    Colchester, CT 06415 (US)
  • PROPHETER-HINCKLEY, Tracy A.
    Manchester, CT 06042 (US)

(74) Representative: Dehns 
St. Bride's House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)


(56) References cited: : 
EP-A2- 1 630 385
US-A1- 2016 177 830
 EP-A2- 1 923 539
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).