US 12,264,611 B2
Exhaust gas after-treatment device and propulsion system including the device
Clino D'Epiro, Turin (IT)
Assigned to FPT INDUSTRIAL S.P.A., Turin (IT)
Appl. No. 18/692,365
Filed by FPT INDUSTRIAL S.P.A., Turin (IT)
PCT Filed Sep. 22, 2022, PCT No. PCT/IB2022/058968
§ 371(c)(1), (2) Date Mar. 15, 2024,
PCT Pub. No. WO2023/052915, PCT Pub. Date Apr. 6, 2023.
Claims priority of application No. 102021000024809 (IT), filed on Sep. 28, 2021.
Prior Publication US 2024/0328336 A1, Oct. 3, 2024
Int. Cl. F01N 3/20 (2006.01); B01D 53/94 (2006.01); F01N 3/021 (2006.01); F01N 3/10 (2006.01)
CPC F01N 3/2066 (2013.01) [F01N 3/021 (2013.01); F01N 3/101 (2013.01); B01D 53/9418 (2013.01); B01D 53/9422 (2013.01); B01D 53/9445 (2013.01); F01N 3/103 (2013.01); F01N 3/106 (2013.01); F01N 3/206 (2013.01); F01N 2560/06 (2013.01); F01N 2610/02 (2013.01); F01N 2900/1602 (2013.01)] 8 Claims
OG exemplary drawing
 
1. An exhaust gas after-treatment device comprising a barium-loaded three-way catalyst, an anti-particulate filter and a selective reducing catalyst-equipped with a relative doser of urea-based reducing agent, wherein the barium-loaded three-way catalyst is arranged upstream of the exhaust gas filter-after treatment device and the antiparticle filter and the selective reducing catalyst-equipped with the relative doser of urea-based reducing agent are arranged downstream of the exhaust gas filter after-treatment device.