| Patents for F02D 21 - Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas (5,404) |
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| 02/17/2000 | DE19819937C1 Operation controller for internal combustion engine |
| 02/15/2000 | US6024075 Engine control system with exhaust gas recirculation and method for determining proper functioning of the EGR system in an automotive engine |
| 02/15/2000 | US6024069 Controller for an internal combustion engine |
| 02/10/2000 | DE19934508A1 System und Verfahren zur Abgasrückführungssteuerung System and method for exhaust gas recirculation control |
| 02/09/2000 | EP0898647B1 Engine with egr management system |
| 02/08/2000 | US6021765 Linear-EGR flow rate adaption |
| 02/01/2000 | US6019094 Engine exhaust recirculation device |
| 01/25/2000 | US6016788 Fuel injection control system for a diesel engine |
| 01/20/2000 | WO2000003134A1 Internal combustion engine |
| 01/19/2000 | EP0972925A2 Internal combustion engine |
| 01/19/2000 | EP0972133A1 Supercharged combustion engine, preferably of diesel type, provided with a device for exhaust gas feedback |
| 01/18/2000 | US6014959 Engine with EGR management system |
| 01/13/2000 | WO2000001930A2 Injector egr valve and system |
| 01/13/2000 | DE19830300A1 Verfahren zum Betreiben einer Brennkraftmaschine insbesondere eines Kraftfahrzeugs A method of operating an internal combustion engine in particular of a motor vehicle |
| 01/12/2000 | EP0971113A2 Exhaust Gas Recirculation system with improved control logic |
| 01/12/2000 | EP0971112A2 Apparatus for controlling EGR valve of diesel engine and method |
| 01/11/2000 | US6012437 EGR system with improved control logic |
| 01/11/2000 | US6012431 Control apparatus for internal combustion engine and estimation apparatus for estimating pressure in intake and discharge system of internal combustion engine |
| 01/11/2000 | US6012424 Method and apparatus to accomplish exhaust gas recirculation and/or engine braking to overhead cam internal combustion engines |
| 01/04/2000 | US6009862 Exhaust gas recirculation control system and method |
| 01/04/2000 | US6009861 Method of improving the combustion characteristics in an internal combustion engine |
| 01/04/2000 | US6009709 System and method of controlling exhaust gas recirculation |
| 12/30/1999 | DE19923475A1 Engine control and diagnosis system for motor vehicle internal combustion engine with exhaust gas recirculation |
| 12/29/1999 | WO1999067511A1 Exhaust emission control device of internal combustion engine |
| 12/29/1999 | EP0967377A2 Actuator control apparatus for internal combustion engine |
| 12/29/1999 | EP0967373A2 Internal combustion engine |
| 12/22/1999 | EP0965740A2 Turbocharger control system for turbocharged internal combustion engines equipped with exhaust gas recirculation control system |
| 12/21/1999 | US6003307 OBD calorimetric sensor system with offset error correction |
| 12/21/1999 | US6003306 Method and apparatus for nitrogen oxide emission of a direct injection internal combustion engine |
| 12/16/1999 | DE19825583A1 Exhaust gas return valve in an internal combustion motor |
| 12/15/1999 | EP0964142A2 Exhaust gas recirculation control system for internal combustion engines |
| 12/15/1999 | EP0964141A2 Exhaust gas recirculation control apparatus for internal combustion engine |
| 12/15/1999 | EP0964140A2 Compression ignition type engine |
| 12/14/1999 | US6000385 Combustion engine with EGR apparatus |
| 12/08/1999 | EP0962638A2 Internal combustion engine |
| 12/08/1999 | EP0961879A1 Cam driven exhaust gas recirculation valve assembly |
| 12/08/1999 | EP0961878A1 Exhaust gas recirculation valve powered by pressure from an oil pump that powers a hydraulically actuated fuel injector |
| 12/08/1999 | EP0961877A1 Actuator which uses fluctuating pressure from an oil pump that powers a hydraulically actuated fuel injector |
| 12/08/1999 | EP0853720B1 Stratified charge engine |
| 12/07/1999 | US5996337 Dynamic calorimetric sensor system |
| 12/01/1999 | EP0961029A1 Control process for motor according to the degree of fouling of the spark plugs, and device therefor |
| 11/30/1999 | US5992372 Transient control between two spark-ignited combustion states in engine |
| 11/25/1999 | WO1999060260A1 Arrangement for exhaust gas recirculation and internal combustion engine |
| 11/25/1999 | DE19921505A1 Diesel engine |
| 11/25/1999 | DE19835978C1 Motor vehicle twin turbocharger internal combustion engine with exhaust gas recycling |
| 11/18/1999 | WO1999058826A1 On-board exhaust gas purifying system with dynamic calorimetric sensor system |
| 11/17/1999 | EP0957255A2 Method and device for the controlling of an internal-combustion engine |
| 11/17/1999 | EP0957254A2 Exhaust gas purifying apparatus for internal combustion engine |
| 11/17/1999 | EP0957253A1 Combustion control device for internal combustion engine |
| 11/16/1999 | US5983872 Engine intake system for controlling internal exhaust gas recirculation |
| 11/16/1999 | US5983630 Fuel injecting device for an engine |
| 11/11/1999 | DE19920498A1 Electronic control system for internal combustion engine |
| 11/09/1999 | US5979396 EGR control system for engine |
| 11/04/1999 | DE19919126A1 Exhaust gas recirculation system for internal combustion engine |
| 11/03/1999 | EP0953751A2 Exhaust gas purifying apparatus and control method therefor |
| 11/03/1999 | EP0953744A1 Controlled self-ignition combustion process and associated 4 stroke combustion engine with residual gas storage volume and valve for it |
| 11/03/1999 | CN1233708A Ventilated gas purifying device, and method for controlling same |
| 11/02/1999 | US5974870 Process for model-assisted determination of the fresh-air mass flowing into the cylinders of an internal combustion engine with external exhaust-gas recycling |
| 11/02/1999 | US5974792 Internal combustion engine control with fast exhaust catalyst warm-up |
| 10/27/1999 | EP0952323A2 Internal combustion engine |
| 10/27/1999 | EP0952321A2 Internal combustion engine |
| 10/21/1999 | DE19852218A1 Fuel regulation system for direct injection internal combustion engines |
| 10/14/1999 | DE19914787A1 Exhaust gas purification system for an I.C. engine |
| 10/14/1999 | DE19914211A1 Lean-mixture IC engine |
| 10/12/1999 | US5964820 Diesel engine exhaust recirculating system diagnostic |
| 10/12/1999 | US5964200 Control apparatus and control method for lean burn engine and engine system |
| 10/06/1999 | EP0947685A2 Compression ignition type engine |
| 10/05/1999 | US5960777 Combustion engine air supply system |
| 10/05/1999 | US5960765 Control device for cylinder-injection and spark-ignition type internal combustion engines |
| 09/30/1999 | DE19813531A1 Exhaust gas recirculation (EGR) rate control device for IC engine esp. diesel engine |
| 09/30/1999 | DE19812151A1 Electromagnetic control device for engine exhaust gas feedback |
| 09/22/1999 | EP0943793A2 Control for direct fuel injection spark ignition internal combustion engine |
| 09/22/1999 | EP0943790A2 Compression ignition type engine |
| 09/16/1999 | DE4025565C2 Controlled IC exhaust gas buffer and recycle system - improving cold start=up efficiency of catalytic converters using an engine management device |
| 09/14/1999 | US5950595 Method and apparatus for controlling vacuum pressure in internal combustion engine |
| 09/14/1999 | US5950594 Apparatus for controlling fuel injection in stratified charge combustion engine |
| 09/09/1999 | DE19808873A1 Multi-cylinder IC engine with secondary fuel injection for some cylinders |
| 09/07/1999 | US5946906 Exhaust gas purification system of internal combustion engine |
| 09/01/1999 | EP0939210A2 Internal combustion engine having combustion heater |
| 09/01/1999 | CN1227311A Internal combustion engine having combustion heater |
| 08/31/1999 | US5943999 Malfunction determining apparatus of an exhaust gas recirculation system |
| 08/26/1999 | WO1999042709A1 Combustion engine air supply system |
| 08/25/1999 | EP0937887A2 Control system for an engine |
| 08/25/1999 | EP0886725B1 Process for model-assisted determination of fresh air mass flowing into the cylinder of an internal combustion engine with external exhaust-gas recycling |
| 08/24/1999 | US5941066 Device for purifying the exhaust gas of an internal combustion engine |
| 08/18/1999 | EP0935706A1 Control system for exhaust gas recirculation system |
| 08/17/1999 | US5937639 Internal combustion engine |
| 08/12/1999 | WO1999040312A1 Combustion engine arrangement |
| 08/12/1999 | WO1999040298A1 Obd calorimetric sensor system with offset error correction |
| 08/11/1999 | EP0935060A2 Exhaust gas recirculation control system |
| 08/10/1999 | US5934249 Engine control system and the method thereof |
| 08/10/1999 | US5934072 Exhaust gas purifying device for engine |
| 08/05/1999 | DE19804361A1 Method of improving control quality of exhaust gas recirculation (EGR) controllers for internal combustion (IC) engines esp. diesel engines |
| 08/05/1999 | DE19752220A1 Diesel engine with exhaust gas recirculation system |
| 07/29/1999 | DE19902349A1 Water injection quantity control system for engine with water and fuel injection |
| 07/29/1999 | DE19853980A1 Combustion controller of in-cylinder injection engine |
| 07/21/1999 | EP0930423A2 Device for controlling the boost pressure and the exhaust gas recirculation of an internal combustion engine, especially of a diesel engine |
| 07/20/1999 | US5924412 Exhaust gas recirculation control device for engine with dual cooling system |
| 07/20/1999 | US5924280 Reducing NOx emissions from an engine while maximizing fuel economy |
| 07/15/1999 | WO1999035390A1 Arrangement for exhaust gas recirculation |