(19)

(11)

EP 4 824 415 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24833456.7 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  F03D 7/02(2006.01) F03D 7/04(2006.01) (52) Cooperative Patent Classification (CPC): F03D 7/049; F03D 7/045; F03D 7/046; F03D 7/0204; F05B 2270/20; F05B 2260/821; F05B 2270/321; F05B 2270/32; F05B 2270/329; F05B 2270/404; Y02E 10/72 (86) International application number: PCT/EP2024/085976 (87) International publication number: WO 2025/125463 (19.06.2025 Gazette 2025/25)

(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: 15.12.2023 EP 23307225 (71) Applicant: TotalEnergies OneTech 92400 Courbevoie (FR)	(72) Inventors: KADOCHE, Elie 92400 COURBEVOIE (FR) CARTON, Florence 92400 COURBEVOIE (FR) ENEAU, Cedric 92400 COURBEVOIE (FR) BIANCHI, Pascal 91120 PALAISEAU (FR) CIBLAT, Philippe 91120 PALAISEAU (FR) (74) Representative: Lavoix  2, place d'Estienne d'Orves 75441 Paris Cedex 09 75441 Paris Cedex 09 (FR)