(19)
(11) EP 4 413 246 A1

(12)

(43) Date of publication:
14.08.2024 Bulletin 2024/33

(21) Application number: 22793681.2

(22) Date of filing: 19.09.2022
(51) International Patent Classification (IPC): 
F02M 21/02(2006.01)
F23D 11/40(2006.01)
F23D 14/02(2006.01)
F23K 5/22(2006.01)
F02M 21/06(2006.01)
F23D 11/44(2006.01)
F23D 14/28(2006.01)
F23L 15/00(2006.01)
(52) Cooperative Patent Classification (CPC):
F02M 21/0206; F02M 21/06; F02M 21/0287; F02M 21/0218; F23D 11/44; F23K 5/22; F23K 2300/205; F23L 15/00; F23D 11/40
(86) International application number:
PCT/EP2022/075926
(87) International publication number:
WO 2023/057196 (13.04.2023 Gazette 2023/15)
(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: 08.10.2021 EP 21201692

(71) Applicant: Alfa Laval Corporate AB
221 00 Lund (SE)

(72) Inventors:
  • MØRCH SØRENSEN, Torben
    9000 AALBORG (DK)
  • MØLGAARD, Søren
    9530 STØVRING (DK)
  • BIRK KRISTENSEN, Johannes
    9800 HJORRING (DK)

(74) Representative: Alfa Laval Attorneys 
Alfa Laval Corporate AB Group Patent P.O. Box 73
221 00 Lund
221 00 Lund (SE)

   


(54) AN ARRANGEMENT FOR PREPARING A GASEOUS AMMONIA BASED FUEL TO BE COMBUSTED IN A BOILER AND A METHOD THEREOF