Methods and systems for a diesel oxidation catalyst
US10598061B2 · kind B2 · utility
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Key dates
| Filing date | Mar 22, 2017 |
| Grant date | Mar 24, 2020 |
| Priority date | — |
| Expiry date | Jul 8, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Methods and 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.