Methods and systems for a diesel oxidation catalyst
US11143073B2 · kind B2 · utility
0Cited by
16References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 7, 2020 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Feb 9, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Systems are provided for a diesel oxidation catalyst. In one example, the diesel oxidation catalyst comprises a washcoat with different catalytically active portions for reacting with one or more of carbon containing compounds and NOx. The diesel oxidation catalyst is located upstream of a particulate filter in an exhaust passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.