Exhaust emission aftertreatment
US6857264B2 · kind B2 · utility
41Cited by
16References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 19, 2002 |
| Grant date | Feb 22, 2005 |
| Priority date | — |
| Expiry date | Dec 19, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An engine control system in a vehicle including a variable displacement internal combustion engine, a controller for controlling the displacement of the variable displacement internal combustion engine, and where the controller operates the variable displacement internal combustion engine in a partially displaced operating mode upon startup to increase exhaust gas temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.