Low-cost, thermally controlled inlet reductant dosing unit
US9890680B1 · kind B1 · utility
1Cited by
0References
18Claims
0Family size
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Key dates
| Filing date | Nov 9, 2016 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Nov 9, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A dosing unit for a diesel exhaust treatment system eliminates heat from the exhaust stream using an electrically operated fluid injector inside a cavity, sized and shaped to receive the electrically operated injector therein and surround the fluid injector in the cavity with engine coolant flowing through the cavity. Continuous welds aid heat transfer between the components.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.