Particulate filter
US10233804B2 · kind B2 · utility
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21Claims
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Assignee
Inventors
Key dates
| Filing date | Sep 16, 2015 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Dec 18, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A50/20
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A particulate filter (1) is provided having a first wall flow region (2) and a second flow through region (3). The filter is provided with a catalytic washcoat, whereby the filter can be used to remove both particulate matter and harmful gaseous emissions from an exhaust gas stream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.