Patent FR2553471A1 successfully refreshed from Google Patents.
FR2553471A1
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Internal combustion engine, with exhaust-gas recirculation
Assignee: Automobiles Citroen SA
•
Filing: 1983-10-14
•
Granted: —
•
Expires: 2003-10-14
Abstract
Abstract The subject of the present invention is an internal combustion engine which comprises means for injecting part of the exhaust gases into the admission duct (intake) of the engine. According to the invention, it comprises means 11 for cooling the exhaust gases to be recycled only for high charges, the gases being injected without being cooled for low charges.
Inventors
- 👤 Philippe Metge
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 03:51
CPC Classifications
F; F02; F02M; F02M26/00; F02M26/52; F02M26/55; F02M26/56; F02M26/57; F02M26/13; F02M26/22; F02M26/23; F02M26/25; F02M26/02; F02M26/03; F02M26/09; F02M26/10; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.