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(11)

EP 4 486 938 A2

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(88) Date of publication A3: 23.11.2023 (43) Date of publication: 08.01.2025 Bulletin 2025/02 (21) Application number: 23710802.2 (22) Date of filing: 02.03.2023

(51) International Patent Classification (IPC):  C25B 1/044(2021.01) C25B 9/07(2021.01) C25B 1/50(2021.01) C25B 15/033(2021.01) (52) Cooperative Patent Classification (CPC): C25B 1/044; C25B 1/50; C25B 9/07; C25B 15/033; Y02E 60/36 (86) International application number: PCT/NL2023/050099 (87) International publication number: WO 2023/167585 (07.09.2023 Gazette 2023/36)

(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: KH MA MD TN (30) Priority: 03.03.2022 NL 2031152 (71) Applicant: Water Energy Patent B.V. 2201 AN Noordwijk (NL)	(72) Inventors: GUZYEYEV, Valeriy Anatol'evic 2201 AN Noordwijk (NL) PARLEVLIET, Jan 2201 AN Noordwijk (NL) (74) Representative: Dekker-Garms, Alwine Emilie  RaTiO I/P Sagittalaan 14 5632 AL Eindhoven 5632 AL Eindhoven (NL)