(19)

(11)

EP 4 823 977 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24833775.0 (22) Date of filing: 11.12.2024

(51) International Patent Classification (IPC):  C01B 3/08(2026.01) C25B 11/032(2021.01) B01J 7/02(2006.01) C01B 3/50(2026.01) F01K 3/00(2006.01) F01B 17/04(2006.01) (52) Cooperative Patent Classification (CPC): C01B 2203/0405; C01B 3/501; C01B 3/08; B01J 7/02; F01K 3/188; C25B 5/00; C25B 1/04; C25B 1/01; C25B 9/40; C25B 11/037; C25B 11/042; Y02E 60/36 (86) International application number: PCT/IB2024/062484 (87) International publication number: WO 2025/126055 (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: 11.12.2023 IT 202300026304 (71) Applicant: Naglieri, Damiana 10136 Torino (IT)	(72) Inventor: Naglieri, Damiana 10136 Torino (IT) (74) Representative: Deambrogi, Edgardo et al Jacobacci & Partners S.p.A. Corso Emilia 8 10152 Torino 10152 Torino (IT)