(19)
(11) EP 4 536 381 A1

(12)

(43) Date of publication:
16.04.2025 Bulletin 2025/16

(21) Application number: 23736749.5

(22) Date of filing: 03.07.2023
(51) International Patent Classification (IPC): 
B01D 53/94(2006.01)
B01J 21/06(2006.01)
B01J 29/76(2006.01)
B01J 37/02(2006.01)
F01N 3/035(2006.01)
F01N 3/20(2006.01)
 B01J 21/04(2006.01)
B01J 23/63(2006.01)
B01J 35/56(2024.01)
B01J 37/03(2006.01)
F01N 3/10(2006.01)
(52) Cooperative Patent Classification (CPC):
B01D 53/9477; B01D 53/9445; B01D 53/9413; B01D 53/9436; B01D 2255/20738; B01D 2255/1023; B01D 2255/1025; B01D 2255/407; B01D 2255/502; B01D 2255/1021; B01J 23/63; F01N 3/035; F01N 3/101; F01N 3/2066; B01J 21/04; B01J 21/066; B01J 29/7615; B01J 37/0215; B01J 37/038; B01J 37/0244; B01J 37/0246; B01J 37/0248; F01N 2900/06; B01J 35/56; F01N 13/009; F01N 2370/04
(86) International application number:
PCT/EP2023/068198
(87) International publication number:
WO 2024/008628 (11.01.2024 Gazette 2024/02)
(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: 04.07.2022 EP 22182837

(71) Applicant: BASF Mobile Emissions Catalysts LLC
Iselin, NJ 08830 (US)

(72) Inventors:
  • DUMBUYA, Karifala
    30173 Hannover (DE)
  • SCHWEKENDIEK, Holger
    30173 Hannover (DE)
  • KINNE, Markus
    30173 Hannover (DE)
  • CAUDLE, Matthew T.
    Iselin, New Jersey 08830 (US)

(74) Representative: Altmann Stößel Dick Patentanwälte PartG mbB 
Isartorplatz 1
80331 München
80331 München (DE)

   


(54) AN EXHAUST GAS TREATMENT SYSTEM FOR TREATING AN EXHAUST GAS STREAM EXITING A GASOLINE ENGINE