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(11)

EP 4 771 255 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24762633.6 (22) Date of filing: 27.08.2024

(51) International Patent Classification (IPC):  F01D 9/04(2006.01) F01D 25/24(2006.01) F01D 11/00(2006.01) F16J 15/44(2006.01) (52) Cooperative Patent Classification (CPC): F01D 11/003; F05D 2260/36; F16J 15/442; F01D 11/005; F05D 2240/57; F01D 9/04; F01D 25/24; F01D 25/246 (86) International application number: PCT/EP2024/073930 (87) International publication number: WO 2025/093157 (08.05.2025 Gazette 2025/19)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 30.10.2023 GB 202316522 (71) Applicant: Siemens Energy Global GmbH & Co. KG 81739 München (DE)	(72) Inventors: MILAZAR, Mirko 46049 Oberhausen (DE) RABEN, Markus 45659 Recklinghausen (DE)