(19)
(11) EP 3 612 721 A1

(12)

(43) Date of publication:
26.02.2020 Bulletin 2020/09

(21) Application number: 18715806.8

(22) Date of filing: 12.03.2018
(51) International Patent Classification (IPC): 
F01D 5/04(2006.01)
F01D 5/34(2006.01)
(86) International application number:
PCT/IB2018/051607
(87) International publication number:
WO 2018/167632 (20.09.2018 Gazette 2018/38)
(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
Designated Validation States:
KH MA MD TN

(30) Priority: 14.03.2017 IT 201700028266

(71) Applicant: Exergy S.p.A.
40123 Bologna (IT)

(72) Inventors:
  • SALGAROLLO, Stefano
    40123 Bologna (IT)
  • RIZZI, Dario
    21050 Bisuschio (VA) (IT)

(74) Representative: Brasca, Marco 
PGA S.p.A. Via Mascheroni, 31
20145 Milano
20145 Milano (IT)

   


(54) METHOD FOR THE CONSTRUCTION OF BLADED RINGS FOR RADIAL TURBOMACHINERY