Exhaust gas recirculation cooler bypass
US7469691B2 · kind B2 · utility
22Cited by
5References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 8, 2006 |
| Grant date | Dec 30, 2008 |
| Priority date | — |
| Expiry date | Dec 8, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/40
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A method including selectively injecting non-cooled exhaust gas into a primary air intake conduit at a first location; selectively injecting cooled exhaust gas into the primary air intake conduit at a second location; and wherein the second location is downstream from the first location with respect to the direction of gas flow in the primary air intake conduit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.