Exhaust aftertreatment system
US10323593B2 · kind B2 · utility
4Cited by
11References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 18, 2014 |
| Grant date | Jun 18, 2019 |
| Priority date | — |
| Expiry date | Sep 18, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The present invention is concerned with an exhaust treatment system and a process for the abatement of noxious pollutants being emitted from a gasoline vehicle. In particular, the present invention is directed to an exhaust system which comprises one or more three-way catalysts (TWC) in a close-coupled (cc) position and an HC-trap/SCR-device in an underfloor (uf) region of the car.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.