| Patents for F02M 25 - Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel, or fuel-air mixture (28,324) |
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| 06/08/1999 | US5910097 Internal combustion engine exhaust emission control system with adsorbers for nitrogen oxides |
| 06/08/1999 | US5909727 Evaporated fuel treatment device of an engine |
| 06/08/1999 | US5909726 Fuel control system for automobile engine |
| 06/08/1999 | US5909725 Automotive emission control valve retaining clip and mounting method |
| 06/08/1999 | CA2250442A1 Liquid-cooled in-line fuel pump |
| 06/08/1999 | CA2058819C Apparatus for the intermittent storage and controlled feeding of volatile gasoline components into the intake manifold of an internal combustion engine |
| 06/02/1999 | EP0919755A1 Proportional electrovalve |
| 06/02/1999 | EP0919708A2 Compression ignition type engine |
| 06/02/1999 | EP0918925A1 Valve for an internal combustion engine exhaust gas recirculation system |
| 06/02/1999 | EP0824367B1 Apparatus for producing a fuel mixture |
| 06/02/1999 | DE19853455A1 Cooling system for supercharged motor |
| 06/02/1999 | DE19752495A1 Exhaust gas return valve for IC engine |
| 06/02/1999 | DE19752493A1 Electric pressure converter |
| 06/01/1999 | US5908023 Method and apparatus for enriching the oxygen content in the intake air of an internal combustion engine |
| 05/27/1999 | WO1999025973A1 Apparatus for supplying fuel to an internal combustion engine |
| 05/27/1999 | WO1999025972A1 Apparatus for the treatment of crankcase emissions materials in a positive crankcase ventilation system |
| 05/27/1999 | WO1999025970A1 Lost motion hydraulic overhead with integrated retarding |
| 05/27/1999 | DE19853119A1 Catalytic converter and recirculation system for internal combustion engine |
| 05/26/1999 | EP0682743B1 Exhaust gas recirculation in a two stroke engine |
| 05/25/1999 | US5906189 Evaporative fuel controller for internal combustion engine |
| 05/25/1999 | US5906183 Method of forming an fuel/air mixture in a direct injection internal combustion engine |
| 05/25/1999 | CA2095524C Method and device for preparing fuel-air mixture for internal combustion engine |
| 05/20/1999 | DE19848564A1 Exhaust gas recirculation |
| 05/20/1999 | DE19750193A1 Motor vehicle tank sealing diagnosis during changes in vehicle operating altitude |
| 05/19/1999 | EP0916837A2 Exhaust gas recirculating device for a combustion engine |
| 05/19/1999 | EP0916836A2 Device for admitting vapour to the intake air of a combustion engine |
| 05/19/1999 | EP0916546A2 Engine accessories drive system for a vehicle and method for operating same |
| 05/19/1999 | EP0828804A4 Internal combustion gas generator |
| 05/19/1999 | EP0774064B1 Integrity confirmation of evaporative emission control system against leakage |
| 05/18/1999 | US5904129 Control device for cylinder injection type internal-combustion engine |
| 05/18/1999 | US5904128 Cylinder fuel injection engine controller |
| 05/14/1999 | WO1999023405A1 Exhaust gas recirculation valve assembly having an integrated check valve |
| 05/14/1999 | WO1999023364A1 Method and device for lubricating and simultaneously supplying fuel in a vegetable oil-operated combustion engine |
| 05/12/1999 | EP0915243A2 Flow control valve system and method |
| 05/12/1999 | EP0914552A1 Valve for proportioned supply of volatilized fuel |
| 05/12/1999 | EP0914550A1 Internal combustion engine |
| 05/12/1999 | EP0914547A1 Device and method for purification of exhaust gas |
| 05/12/1999 | DE19747854A1 Verfahren und Vorrichtung zur Schmierung und gleichzeitigen Kraftstoffversorgung eines pflanzenöl-tauglichen Verbrennungsmotors Method and apparatus for lubrication and simultaneous fueling a vegetable-oil grade engine |
| 05/12/1999 | CN2318413Y Multifunction arc generator |
| 05/11/1999 | US5901940 Automotive emission control valve having opposing pressure forces within a port |
| 05/11/1999 | US5901690 Automotive emission control valve |
| 05/11/1999 | US5901688 For an internal combustion engine |
| 05/06/1999 | EP0913561A2 Exhaust and recirculation line of the exhaust gas of an internal combustion engine |
| 05/06/1999 | EP0913559A2 Process for operating a multi-cylinder internal combustion engine |
| 05/06/1999 | EP0913558A2 Exhaust gas purification apparatus for an internal-combustion engine |
| 05/06/1999 | DE19850662A1 Gasoline tank vapor emission control valve |
| 05/06/1999 | DE19850127A1 IC engine with exhaust gas regulation |
| 05/06/1999 | DE19748561A1 Diesel engine exhaust particle filter is regenerated using electric heating element |
| 05/04/1999 | US5899178 In a two-stroke, compression-ignited engine |
| 05/04/1999 | CA2052794C Air/fuel ratio control system and method for fuel vapor purging |
| 04/29/1999 | WO1999020892A1 Fuel injection system for an internal combustion engine |
| 04/29/1999 | WO1999020891A1 Fuel injection system for an internal combustion engine |
| 04/29/1999 | WO1999020890A1 Fuel injection system for an internal combustion engine |
| 04/29/1999 | WO1999020889A1 Method for processing diesel fuel |
| 04/29/1999 | WO1999020886A1 Exhaust gas recirculation control valve device |
| 04/29/1999 | DE19746491A1 Dual fluid injection system for diesel engine of vehicle |
| 04/29/1999 | DE19746490A1 Dual fluid injection system for IC engine |
| 04/29/1999 | DE19746489A1 Dual fluid injection system for diesel engine vehicle |
| 04/28/1999 | EP0911510A2 Combustion engine with EGR device, especially diesel engine |
| 04/28/1999 | EP0911502A2 Spark-ignited combustion engine |
| 04/28/1999 | EP0910735A1 Fuel purge control |
| 04/28/1999 | EP0910734A1 Device for improving the combustion of a fuel |
| 04/28/1999 | CN2316473Y Maintenance machine for motorcycle |
| 04/27/1999 | US5898108 Evaporative emission tester |
| 04/27/1999 | US5898103 Arrangement and method for checking the tightness of a vessel |
| 04/27/1999 | US5896839 Control apparatus for an internal combustion engine |
| 04/27/1999 | CA2183537C A flow-through particulate incineration system coupled to an aerodynamically regenerated particulate trap for diesel engine exhaust gas |
| 04/22/1999 | WO1999019614A1 Slave piston assembly with valve motion modifier |
| 04/22/1999 | WO1999001652A9 Control system for exhaust gas recirculation system |
| 04/20/1999 | US5894726 Process for controlling the intake of a direct-injection four-stroke engine |
| 04/20/1999 | US5894725 Method and apparatus for maintaining catalyst efficiency of a NOx trap |
| 04/15/1999 | WO1999018419A1 Temperature correction method and subsystem for automotive evaporative leak detection systems |
| 04/15/1999 | WO1999018344A1 Exhaust gas recirculation valve having a centered solenoid assembly and floating valve mechanism |
| 04/15/1999 | WO1999018340A1 Co-axial master piston assembly |
| 04/15/1999 | WO1999018336A1 Exhaust collector flange for an internal combustion engine |
| 04/15/1999 | WO1999018335A1 Method and system for controlled exhaust gas recirculation in an internal combustion engine with application to retarding and powering function |
| 04/15/1999 | WO1999018333A1 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel |
| 04/15/1999 | WO1998034021A8 Engine braking and/or exhaust during egr |
| 04/15/1999 | DE19744936A1 Turbocharged internal combustion engine with exhaust gas recycling |
| 04/15/1999 | CA2305238A1 Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel |
| 04/15/1999 | CA2304468A1 Temperature correction method and subsystem for automotive evaporative leak detection systems |
| 04/15/1999 | CA2300299A1 Exhaust gas recirculation valve having a centered solenoid assembly and floating valve mechanism |
| 04/14/1999 | EP0908616A2 Fuel vapor purge control |
| 04/14/1999 | EP0908615A2 Exhaust gas recirculation valve |
| 04/14/1999 | EP0908265A2 Nickel-based brazing material, method of brazing with the brazing material, process for producing EGR cooler with the brazing material, and EGR cooler |
| 04/13/1999 | US5893354 Method of controlling fuel vapor canister purge flow and vapor management valve therefor |
| 04/13/1999 | US5893353 Evaporative fuel controller for internal combustion engine |
| 04/10/1999 | CA2248102A1 Fuel vapor purge control |
| 04/08/1999 | DE19827276A1 Exhaust manifold flange for internal combustion engine |
| 04/07/1999 | EP0907016A2 Compression ignition type engine |
| 04/07/1999 | EP0907013A2 A compression ignition type engine |
| 04/07/1999 | EP0907012A1 Internal combustion engine using water decomposition gas |
| 04/06/1999 | US5890476 Fuel delivery nozzle |
| 04/06/1999 | US5890475 Automotive crankcase vapor ventilation system |
| 04/06/1999 | US5890474 Method and arrangement for checking the operability of a tank-venting system |
| 04/06/1999 | US5890360 Compression ignition type engine |
| 04/01/1999 | WO1999015775A1 Valve device |
| 04/01/1999 | WO1999015774A1 Vapor leak detection system having a shared electromagnet coil for operating both pump and vent valve |
| 04/01/1999 | WO1999015773A1 Fast acting exhaust gas recirculation system |
| 04/01/1999 | DE19751664C1 Method of operation of multiple cylinder internal combustion engine |