System for preventing the urea crystal formation within an exhaust gas after treatment system
US9995194B2 · kind B2 · utility
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2References
13Claims
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Key dates
| Filing date | Jul 18, 2014 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Feb 6, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
System for preventing the urea crystal formation within the ATS, the exhaust ATS comprising a dosing module having dosage means for producing a spray of urea-based reducing agent defining a spray cone downstream of the dosage means, the device comprising an electric heating element, suitable to be connected to an electrical energy source, arranged in order to operatively fall within the spray cone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.