(19)
(11) EP 4 816 314 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24783763.6

(22) Date of filing: 09.10.2024
(51) International Patent Classification (IPC): 
C01B 3/04(2026.01)
F01D 15/10(2006.01)
C25B 1/04(2021.01)
C25B 1/042(2021.01)
(52) Cooperative Patent Classification (CPC):
C01B 3/047; C01B 2203/0244; C01B 2203/84; C01B 2203/0272; C01B 2203/043; C25B 1/042; Y02E 60/36; C25B 15/081; C25B 15/085
(86) International application number:
PCT/EP2024/078399
(87) International publication number:
WO 2025/113866 (05.06.2025 Gazette 2025/23)
(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: 28.11.2023 EP 23212540

(71) Applicant: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
75007 Paris (FR)

(72) Inventors:
  • JAROLIN, Kolja
    60439 Frankfurt (DE)
  • DASGUPTA, Sayan
    60439 Frankfurt (DE)
  • SCHMIDT, Sophia
    60439 Frankfurt (DE)
  • VICARI, Lorenzo
    60439 Frankfurt (DE)

(74) Representative: Air Liquide 
L'Air Liquide S.A. Direction de la Propriété Intellectuelle 75, Quai d'Orsay
75321 Paris Cedex 07
75321 Paris Cedex 07 (FR)

   


(54) PROCESS FOR THE PRODUCTION OF HYDROGEN FROM AMMONIA