(19)

(11)

EP 4 824 321 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24820753.2 (22) Date of filing: 06.12.2024

(51) International Patent Classification (IPC):  C25B 1/04(2021.01) C25B 11/052(2021.01) C25B 11/075(2021.01) C25B 11/081(2021.01) C25B 11/031(2021.01) C25B 11/069(2021.01) C25B 11/077(2021.01) (52) Cooperative Patent Classification (CPC): C25B 11/031; C25B 1/04; C25B 11/052; C25B 11/069; C25B 11/077; C25B 11/081; C25B 11/075; Y02E 60/10 (86) International application number: PCT/EP2024/085112 (87) International publication number: WO 2025/125114 (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: 14.12.2023 EP 23216904 (71) Applicant: VITO NV 2400 Mol (BE)	(72) Inventors: TSEHAYE, Misgina Tilahun 2400 Mol (BE) CHEN, Zhiyuan 2400 Mol (BE) DE SCHEPPER, Wim 2400 Mol (BE) VAES, Jan 2400 Mol (BE) (74) Representative: AWA Benelux  AWA Benelux SA Tour & Taxis - Royal Depot box:216 Havenlaan 86c Avenue du Port 1000 Bruxelles 1000 Bruxelles (BE)