(19)
(11) EP 4 294 963 A1

(12)

(43) Date of publication:
27.12.2023 Bulletin 2023/52

(21) Application number: 22709296.2

(22) Date of filing: 22.02.2022
(51) International Patent Classification (IPC): 
C25B 1/27(2021.01)
C25B 9/17(2021.01)
(52) Cooperative Patent Classification (CPC):
C25B 1/27; C25B 9/17
(86) International application number:
PCT/EP2022/054365
(87) International publication number:
WO 2022/175548 (25.08.2022 Gazette 2022/34)
(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 MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 22.02.2021 US 202163151890 P
23.03.2021 DK PA202170128

(71) Applicants:
  • Danmarks Tekniske Universitet
    2800 Kongens Lyngby (DK)
  • The Board of Trustees of the Leland Stanford Junior University
    Stanford, CA 94305-2038 (US)

(72) Inventors:
  • ANDERSEN, Suzanne Zamany
    2800 Kongens Lyngby (DK)
  • LI, Katja
    2800 Kongens Lyngby (DK)
  • BUKAS, Vanessa Jane
    2800 Kongens Lyngby (DK)
  • SACCOCCIO, Mattia
    2800 Kongens Lyngby (DK)
  • KREMPL, Kevin
    2800 Kongens Lyngby (DK)
  • KIBSGAARD, Jakob
    2800 Kongens Lyngby (DK)
  • VESBORG, Peter Christian Kjærgaard
    2800 Kongens Lyngby (DK)
  • CHAKRABORTY, Debashish
    2800 Kongens Lyngby (DK)
  • NØRSKOV, Jens Kehlet
    2800 Kongens Lyngby (DK)
  • CHORKENDORFF, Ib
    2800 Kongens Lyngby (DK)
  • STATT, Michael
    Stanford, California 94305-2038 (US)
  • PEDERSEN, Jakob Bruun
    2800 Kongens Lyngby (DK)
  • SAZINAS, Rokas
    2800 Kongens Lyngby (DK)

(74) Representative: Høiberg P/S 
Adelgade 12
1304 Copenhagen K
1304 Copenhagen K (DK)

   


(54) IMPROVED ELECTROCHEMICAL AMMONIA SYNTHESIS