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EP 4 823 730 A1

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(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24821103.9 (22) Date of filing: 11.12.2024

(51) International Patent Classification (IPC):  B01J 8/00(2006.01) F01N 3/20(2006.01) B01J 8/02(2006.01) B01J 12/00(2006.01) (52) Cooperative Patent Classification (CPC): B01J 2208/00415; B01J 8/001; B01J 8/0285; F01N 3/2026; B01J 12/007; B01J 2208/00389; B01J 2219/00135; B01J 2219/00155; B01J 2219/2416 (86) International application number: PCT/EP2024/085586 (87) International publication number: WO 2025/125278 (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: 15.12.2023 EP 23217104 (71) Applicant: Topsoe A/S 2800 Kgs. Lyngby (DK)	(72) Inventors: MORTENSEN, Peter Mølgaard 2800 Kgs. Lyngby (DK) THOMSEN, Søren Gyde 2800 Kgs. Lyngby (DK) THOMSEN, Uffe Bach 2800 Kgs. Lyngby (DK) GROTKJÆR, Ove Rasmussen 2800 Kgs. Lyngby (DK) ERASMUS, Johan 2800 Kgs. Lyngby (DK) WISMANN, Sebastian Thor 2800 Kgs. Lyngby (DK) (74) Representative: Topsoe A/S  Haldor Topsøes Allé 1 2800 Kgs. Lyngby 2800 Kgs. Lyngby (DK)