Exhaust treatment method and apparatus having particulate filters and SCR
US12291987B2 · kind B2 · utility
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2References
19Claims
0Family size
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Key dates
| Filing date | Apr 5, 2022 |
| Grant date | May 6, 2025 |
| Priority date | — |
| Expiry date | Apr 5, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An exhaust treatment method and apparatus for treating an exhaust stream flowing through an exhaust line housing in a downstream direction, the apparatus comprising a first particulate filter, an SCR unit, and a second particulate filter downstream of the SCR unit, all serially positioned in the exhaust line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.