(19)

(11)

EP 4 824 485 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24833220.7 (22) Date of filing: 12.12.2024

(51) International Patent Classification (IPC):  F25J 3/02(2006.01) (52) Cooperative Patent Classification (CPC): F25J 3/0266; F25J 2200/02; F25J 2200/70; F25J 2200/74; F25J 2205/02; F25J 2210/06; F25J 2215/04; F25J 2220/82; F25J 2230/30; F25J 2245/02; F25J 2270/02; F25J 2270/08; F25J 2205/04; F25J 2270/88; F25J 2200/40; Y02C 20/40 (86) International application number: PCT/EP2024/085876 (87) International publication number: WO 2025/125403 (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 IT 202300026868 (71) Applicant: KT Tech S.p.A. 00156 ROMA (IT)	(72) Inventors: ORSETTI, Andrea 00156 Roma (IT) FELICI, Paolo 00156 Roma (IT) FERRARI, Fabio Enrico Gianfranco 00156 Roma (IT) DISARO', Edoardo 00156 Roma (IT) (74) Representative: V.O.  P.O. Box 87930 2508 DH Den Haag 2508 DH Den Haag (NL)