| 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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| 09/27/1994 | US5349936 Method of diagnosing exhaust gas recirculation control system of internal combustion engine and apparatus for carrying out the same |
| 09/27/1994 | US5349935 Tank-venting system and motor vehicle having the system as well as a method and an arrangement for checking the operability of the system |
| 09/27/1994 | US5349934 Evaporative emission control system for internal combustion engines |
| 09/22/1994 | DE4408647A1 Method and device for determining the working capacity of an adsorber arrangement |
| 09/22/1994 | DE4325169C1 Admixing valve, in particular an exhaust-gas recirculation valve of an internal combustion engine |
| 09/22/1994 | DE4308805A1 Inlet port system for an internal combustion engine with at least two inlet valves per cylinder arranged in the cylinder head |
| 09/20/1994 | US5348929 Crosslinked organic polymer, dispersant, reactive substance coated on a particle |
| 09/20/1994 | US5347973 Vacuum relief valve |
| 09/20/1994 | US5347971 Apparatus for monitoring air leakage into fuel supply system for internal combustion engine |
| 09/15/1994 | DE4405982A1 Fuel system for an internal combustion engine with an adsorber for fuel vapours |
| 09/15/1994 | DE4322309C1 Device for delivering and injecting liquid |
| 09/13/1994 | US5345917 Evaporative fuel-processing system for internal combustion engines for vehicles |
| 09/08/1994 | DE4406281A1 Method for determining a failure of an exhaust gas recirculation device |
| 09/07/1994 | EP0614002A1 Method and device for automatic injection of an additive into the fuel tank of a vehicle |
| 09/06/1994 | US5344467 Organometallic complex-antioxidant combinations, and concentrates and diesel fuels containing same |
| 09/06/1994 | US5343846 Control system for internal combustion engines |
| 09/01/1994 | DE4334370C1 Exhaust valve of an internal combustion engine |
| 09/01/1994 | DE4305572A1 Four-stroke piston internal combustion engine |
| 08/31/1994 | EP0612919A1 Device for the fuel supply of a vehicle engine |
| 08/31/1994 | EP0612374A1 Fuel injection nozzle with additive injection for diesel engines |
| 08/31/1994 | CN1091509A 二茂铁喷射系统 Ferrocene injection system |
| 08/30/1994 | US5341787 Electromagnetically operated valve |
| 08/30/1994 | US5341772 Intake manifold for an internal combustion engine having a cylinder head |
| 08/24/1994 | EP0611876A1 Oil separator for crankcase gases from an internal combustion engine |
| 08/24/1994 | EP0611674A1 Method of and apparatus for detecting fuel system leak |
| 08/24/1994 | CA2115803A1 Device and process for injecting an additive in the fuel tank of a motor vehicle |
| 08/23/1994 | US5341300 Trouble diagnosis device and method for exhaust gas return control device |
| 08/23/1994 | US5339788 Method and arrangement for conducting a tank-venting diagnosis in a motor vehicle |
| 08/20/1994 | CA2115954A1 Oil separator for the gases of the crankcase of an internal-combustion engine |
| 08/18/1994 | WO1994018447A1 Positive pressure canister purge system integrity confirmation |
| 08/18/1994 | DE4402850A1 System for monitoring and controlling internal combustion engines and their exhaust gas emissions, using gas sensors |
| 08/18/1994 | DE4303997A1 Method and device for tank ventilation diagnosis in a motor vehicle |
| 08/18/1994 | CA2153038A1 Positive pressure canister purge system integrity confirmation |
| 08/17/1994 | EP0611101A1 Air regulating valve |
| 08/16/1994 | US5338431 Oxygen concentration detecting apparatus |
| 08/16/1994 | US5337790 Assembly for controlling an exhaust gas recirculation valve for an internal combustion engine |
| 08/16/1994 | US5337725 Self-diagnostic apparatus for exhaust gas recirculating apparatus |
| 08/16/1994 | US5337721 Fuel vapor processing apparatus |
| 08/16/1994 | CA1331428C Gasoline composition |
| 08/11/1994 | DE4401887A1 Method for the diagnosis of components of a tank venting system |
| 08/11/1994 | DE4303692A1 Free piston exergy internal combustion engine with reduced fuel demand |
| 08/11/1994 | DE4303309A1 Tank ventilation system for an internal combustion engine |
| 08/10/1994 | EP0609837A1 Internal combustion engine with supercharger |
| 08/10/1994 | EP0609674A2 Induction air driven alternator and method for converting intake air energy into electrical energy |
| 08/10/1994 | EP0609494A1 Flow regulator valve |
| 08/10/1994 | EP0557525A4 Method and device for preparation of fuel-air mixture for internal combustion engine |
| 08/10/1994 | CN1025637C Apparatus for producing highly humid air |
| 08/09/1994 | US5335638 Evaporated fuel controller |
| 08/04/1994 | WO1994017298A1 Positive pressure canister purge system integrity confirmation |
| 08/04/1994 | WO1994016915A1 Device for recovering vapours from a motor vehicle fuel tank |
| 08/04/1994 | CA2153037A1 Positive pressure canister purge system integrity confirmation |
| 08/03/1994 | CN1090385A Method of supplying hydrous fuel |
| 08/03/1994 | CN1090375A Rotary engine |
| 08/02/1994 | US5333590 Diagnostic system for canister purge system |
| 08/02/1994 | US5333589 Apparatus for detecting malfunction in evaporated fuel purge system |
| 08/02/1994 | US5333582 Pre-combustion chamber gas engine |
| 08/02/1994 | US5333456 Engine exhaust gas recirculation control mechanism |
| 08/02/1994 | US5333447 Integrated air injection and exhaust gas recirculation system |
| 07/28/1994 | DE4320045A1 Supercharged internal combustion engine |
| 07/27/1994 | EP0607505A1 Arrangement of a valve for exhaust gas recirculation in an internal combustion engine |
| 07/26/1994 | US5331940 Engine control with positive crankcase ventilation |
| 07/26/1994 | US5331938 Evaporative emission control system for internal combustion engines |
| 07/26/1994 | US5331924 Catalytic liquid injection system for emission control |
| 07/21/1994 | WO1994016211A1 Carburettor metering systems |
| 07/21/1994 | WO1994016207A1 Exhaust gas recirculation in a two stroke engine |
| 07/21/1994 | CA2153600A1 Carburettor metering systems |
| 07/21/1994 | CA2151594A1 Exhaust gas recirculation in a two stroke engine |
| 07/19/1994 | US5331560 Apparatus and method for self diagnosing engine component controlling systems according to predetermined levels of priority |
| 07/19/1994 | US5329913 Oil vapor separator system for the engine of a gas heat pump air conditioner |
| 07/19/1994 | US5329912 Induction system for an internal combustion engine |
| 07/19/1994 | US5329909 Evaporative fuel-purging control system for internal combustion engines |
| 07/14/1994 | DE4400450A1 Drucksteuervorrichtung für einen Kraftstofftank Pressure control apparatus for a fuel tank |
| 07/14/1994 | DE4300337A1 Residual gas regulation in IC engines |
| 07/12/1994 | US5329164 Safety circuit for a fuel supply system |
| 07/12/1994 | US5327934 Automotive fuel tank pressure control valve |
| 07/12/1994 | US5327874 Method and device for preparing fuel-air mixture for internal combustion engine |
| 07/12/1994 | US5327873 Malfunction sensing apparatus for a fuel vapor control system |
| 07/12/1994 | US5327776 Leakage detecting device for an airtight vessel |
| 07/12/1994 | US5327725 Exhaust gas recirculation system for a turbocharged engine |
| 07/07/1994 | WO1994015091A1 Valve for the metered supply of vaporised fuel to an inlet pipe of an internal combustion engine |
| 07/07/1994 | WO1994015090A1 Integrity confirmation of evaporative emission control system against leakage |
| 07/07/1994 | WO1994015082A1 Apparatus and method for decreasing nitrogen oxide emissions from internal combustion power sources |
| 07/07/1994 | WO1994008145A3 Emission control metering valve |
| 07/07/1994 | DE4344837A1 Vapour release valve for vehicle fuel tank |
| 07/06/1994 | EP0604524A1 Methanol fueled diesel cycle internal combustion engine |
| 07/05/1994 | US5325828 Air intake arrangement for internal combustion engine |
| 06/29/1994 | EP0604320A1 Device for the filtration of fuel vapors and tank filling arrangement associated with said filtration device |
| 06/29/1994 | EP0604285A1 Electrically actuated canistercircuit regeneration valve |
| 06/29/1994 | EP0604027A1 Hydrocarbon vapor control system for an internal combustion engine |
| 06/29/1994 | EP0603368A1 Device for fitting a heated member to a hollow body made of a thermoplastic material and comprising at least one cold fluid inlet, and hollow body provided therewith. |
| 06/29/1994 | CN1025232C Method for improving combustion in combustion engines |
| 06/28/1994 | US5323751 Device for controlling operation of fuel evaporative purge system of an internal combustion engine |
| 06/23/1994 | WO1994013943A1 Ferrocene injection system |
| 06/23/1994 | WO1994013941A1 Method in a combustion engine process |
| 06/21/1994 | US5322043 Spiral spin charge or sheathing system |
| 06/16/1994 | DE4317660C1 Multi-cylinder direct injection IC engine - involves cylinders filled with exhaust gas quantities with pistons arranged on crank pins of same crank angle bend |
| 06/14/1994 | US5320726 Method of supplying hydrous fuel |
| 06/14/1994 | US5320081 Fuel injection economizer |
| 06/14/1994 | CA2027576C Method and apparatus for producing a water-in-fuel-emulsion and emulsifier-free water-in fuel emulsion |
| 06/09/1994 | WO1994012782A1 Process and device for preventing incorrect signals in the diagnosis of a tank aeration valve in an internal combustion engine |