Selective catalytic reduction
US7264785B2 · kind B2 · utility
99Cited by
11References
86Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 20, 2002 |
| Grant date | Sep 4, 2007 |
| Priority date | — |
| Expiry date | Feb 26, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of selectively catalysing the reduction of NOx in an exhaust gas flowing in an exhaust system of an internal combustion engine comprising a filter (40) for particulate matter comprising a catalyst capable of selectively catalysing the reduction of NOx with a reducing agent, which method comprising introducing a reducing agent, or a precursor thereof, into the exhaust gas and contacting the resulting gas with the filter (40).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.