(19)
(11) EP 4 493 740 A2

(12)

(88) Date of publication A3:
18.01.2024

(43) Date of publication:
22.01.2025 Bulletin 2025/04

(21) Application number: 23713599.1

(22) Date of filing: 17.03.2023
(51) International Patent Classification (IPC): 
C25B 1/04(2021.01)
C25B 15/023(2021.01)
 C25B 9/77(2021.01)
C25B 15/08(2006.01)
(52) Cooperative Patent Classification (CPC):
C25B 1/04; C25B 15/083; C25B 9/77; C25B 15/023; Y02E 60/36
(86) International application number:
PCT/EP2023/056853
(87) International publication number:
WO 2023/175126 (21.09.2023 Gazette 2023/38)
(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: 17.03.2022 DK PA202200215

(71) Applicant: Green Hydrogen Systems A/S
6000 Kolding (DK)

(72) Inventors:
  • ANDERSEN, Henrik Kjær
    6000 Kolding (DK)
  • TOFTGAARD, Poul Christian B.
    6000 Kolding (DK)

(74) Representative: Guardian IP Consulting I/S 
Diplomvej, Building 381
2800 Kgs. Lyngby
2800 Kgs. Lyngby (DK)

   


(54) METHOD FOR CONTROLLED RELEASE OF HYDROGEN AND OXYGEN FROM AT LEAST ONE ALKALINE ELECTROLYSER STACK AND ELECTROLYSER AND CONTROL MODULE