| 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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| 07/15/1992 | CN2110094U Gas injection oil saving device for piston internal-conbustion engine |
| 07/14/1992 | US5129926 Engine exhaust system |
| 07/14/1992 | US5129623 Linear EGR tri-bearing |
| 07/08/1992 | EP0493555A1 Valve for the metered addition of volatilized fuel to the fuel/air mixture in an internal-combustion engine. |
| 07/07/1992 | CA1304669C System for cryogenic proceeding and storage of combustion productsof heat engines |
| 07/07/1992 | CA1304635C Pressure deriving port of internal combustion engine |
| 06/30/1992 | US5125385 Tank ventilation system and method for operating the same |
| 06/30/1992 | US5125367 Method and apparatus for producing a water-in-fuel-emulsion and emulsifier-free water-in-fuel-emulsion |
| 06/24/1992 | CN1062190A Hydrogen fuel energy sowrce compensating decice for automobile |
| 06/23/1992 | US5123459 Fuel tank apparatus for use in vehicle |
| 06/23/1992 | US5123243 Method and apparatus for trapping and incinerating particulate matter found in diesel engine exhaust |
| 06/17/1992 | EP0490550A2 Control apparatus for an internal combustion engine |
| 06/17/1992 | DE4040235A1 Injection pump for diesel engine - has work chamber of pump piston limited by dividing piston on same axis as pump piston |
| 06/16/1992 | US5122172 Vapor canister with carbon loading maintenance |
| 06/16/1992 | US5121734 Internal combustion engine |
| 06/11/1992 | DE4038918A1 Mixer for gaseous media at different pressures - is controlled electronically by transducer which causes mixing member to rotate for direct mixt. of two flows |
| 06/10/1992 | EP0489493A2 Air/fuel ratio control system and method for fuel vapour purging |
| 06/10/1992 | EP0489490A2 Air/fuel ratio control with adaptive learning of purged fuel vapors |
| 06/10/1992 | EP0489489A2 An air-fuel ratio control system for internal combustion engine |
| 06/10/1992 | EP0489263A2 Exhaust gas recirculation system for an internal combustion engine |
| 06/10/1992 | EP0489238A2 Inlet collector |
| 06/09/1992 | US5119791 Vapor storage canister with liquid trap |
| 06/04/1992 | CA2052774A1 Air/fuel ratio control with adaptive learning of purged fuel vapors |
| 06/03/1992 | EP0488254A1 A direct injection type internal combustion engine |
| 06/02/1992 | US5118329 Process for recovering a hydrophobic organic compound by absorption and desorption with a chemically activated shaped carbon |
| 06/02/1992 | US5117801 Combustion system for dual fuel engine |
| 06/02/1992 | US5117797 Purge valve |
| 06/02/1992 | US5117783 Permeable container, air cleaner filter; internal combustion engines |
| 05/27/1992 | CN1061505A Process for generating plasma and for producing ozone, ignition and pollution prevention processes and device relating to these |
| 05/26/1992 | US5116257 Tank venting control assembly |
| 05/26/1992 | US5115790 Re-combustion control means for alcohol engine |
| 05/26/1992 | US5115785 Carbon canister purge system |
| 05/26/1992 | US5115782 Method for controlling a spark-ignition engine without a throttle flap |
| 05/20/1992 | EP0486338A1 Intake manifold for internal combustion engine having an exhaust gas recirculation device |
| 05/20/1992 | CN1061261A Device for temporarily storing and metering out volatile fuel into intake-pipe of internal combustion engine |
| 05/19/1992 | US5113835 Method of controlling exhaust gas recirculation for an internal combustion engine |
| 05/19/1992 | US5113834 Self-diagnosing fuel-purging system used for fuel processing system |
| 05/13/1992 | EP0485089A2 Engine exhaust gas recirculation system |
| 05/13/1992 | EP0484657A1 Device for the temporary storage and controlled feeding of volatile fuel components into the induction pipe of a combustion engine |
| 05/13/1992 | EP0484656A2 Device for metering exhaust gases into the combustion chamber of an internal combustion engine |
| 05/12/1992 | US5111900 Motor vehicle |
| 05/12/1992 | US5111796 Evaporative fuel control system |
| 05/12/1992 | US5111795 Fluidic controller for automotive fuel tank vapor collection system |
| 05/12/1992 | US5111787 Electronic control device for motor vehicle use |
| 05/06/1992 | EP0484206A1 Method for reducing noxious components in exhaust gases and engine for use therewith |
| 05/05/1992 | CA1299945C Exhaust gas recirculation valve |
| 04/30/1992 | WO1992007176A1 Upper cylinder lubrication/cleaning device for gas-fuelled internal combustion engines |
| 04/29/1992 | EP0482239A1 Engine injection system |
| 04/21/1992 | US5105789 Apparatus for checking failure in evaporated fuel purging unit |
| 04/21/1992 | US5105773 Method and apparatus for enhancing combustion in an internal combustion engine through electrolysis |
| 04/21/1992 | US5105772 Method for improving combustion in combustion engines |
| 04/15/1992 | EP0480132A2 Flow- or pressure switch for fluid conduction |
| 04/14/1992 | US5103794 Control system for internal combustion engine |
| 04/14/1992 | US5103655 Diagnostic arrangement for automotive engine EGR system |
| 04/09/1992 | DE4106697C1 Fuel additive dosing device - is used in vehicle and incorporates cylinder divided into two working chambers by piston |
| 04/08/1992 | EP0478672A1 Methods for generating plasma and producing ozone |
| 04/01/1992 | EP0477471A1 Device for controlled feeding of evaporated fuel into the intake manifold of an internal combustion engine |
| 04/01/1992 | EP0375762B1 Adaptive process and device for fuel tank ventilation with lambda regulation |
| 03/31/1992 | US5099802 Method of operating a piston engine and fuel feeding mechanism therefor |
| 03/26/1992 | DE4038463A1 Piston engine cylinder head - feeds fuel and superheated steam into pre-compressed combustion air |
| 03/25/1992 | EP0476599A1 Process for disposal of liquid residual products mixed with oil, and corresponding vehicle |
| 03/24/1992 | US5099439 Self-diagnosable fuel-purging system used for fuel processing system |
| 03/24/1992 | US5098453 Vapor storage canister with volume change compensator |
| 03/17/1992 | CA1297360C Method of and an arrangement for burning a liquid or gaseous fuel in a combustion chamber of an internal combustion engine |
| 03/11/1992 | EP0473931A2 Method for influencing the quantity of the recirculated exhaust gas |
| 03/10/1992 | US5095299 Potentiometer |
| 03/10/1992 | US5094218 Engine exhaust gas recirculation (EGR) |
| 02/27/1992 | DE4133138A1 Two=stroke diesel engine for vehicle or into machine - has particle filter or catalyser with regulation of purging air vol. dependent on engine loading |
| 02/25/1992 | US5090388 Air/fuel ratio control with adaptive learning of purged fuel vapors |
| 02/20/1992 | DE4104011C1 IC engine control system - uses EGR and low heat conduction inlet manifold with matching of inlet air to injected fuel volume |
| 02/19/1992 | EP0470960A1 Process and device for checking the controllability of a tank ventilation valve. |
| 02/18/1992 | US5088466 Evaporated fuel gas purging system |
| 02/13/1992 | DE4025565A1 Controlled IC exhaust gas buffer and recycle system - improving cold start=up efficiency of catalytic converters using an engine management device |
| 02/10/1992 | WO1992003771A1 Fluid additive regulating apparatus and method |
| 02/10/1992 | CA2089071A1 Fluid additive regulating apparatus and method |
| 02/06/1992 | WO1992001862A1 Valve for the metered addition of volatilized fuel to the fuel/air mixture in an internal-combustion engine |
| 02/06/1992 | WO1992001585A1 Apparatus and process for vapour recovery |
| 02/06/1992 | DE4039188A1 Exhaust system for IC engine - has additional exhaust return valves and return tubes |
| 02/04/1992 | US5085197 Arrangement for the detection of deficiencies in a tank ventilation system |
| 02/04/1992 | US5085194 Method of detecting abnormality in an evaporative fuel-purging system for internal combustion engines |
| 02/04/1992 | CA1295366C Measurement and control of exhaust gas recirculation with an oxygen pumping device |
| 01/29/1992 | CN2094623U Automobile fuel saving purifier |
| 01/28/1992 | US5084216 To a boiler or internal combustion engine for greater efficien cy and reduced exhaust gases |
| 01/28/1992 | US5083546 Two-stage high flow purge valve |
| 01/23/1992 | DE4122774A1 Oil orifice plate for IC engine crankcase breather - has integral support formed with orifice plate casing |
| 01/22/1992 | EP0466850A1 Installation for venting the petrol tank of a motor vehicle and process for testing its performance. |
| 01/16/1992 | DE4021774A1 Otto cycle or diesel IC-engine - has exhaust leading to variable output positive-displacement machine |
| 01/14/1992 | US5080078 Fuel vapor recovery control system |
| 01/09/1992 | WO1992000443A1 Particulate filter trap for a diesel engine |
| 01/08/1992 | EP0465240A1 Exhaust gas recirculation |
| 01/08/1992 | EP0464167A1 Process and device for recovering hydrocarbons from a gas-air mixture |
| 01/02/1992 | EP0463143A1 Filter material for motor vehicles. |
| 01/02/1992 | DE4027155C1 E.G.R. circuit for IC engine - has quantity control valve fitted between combustion gas source and EGR return |
| 12/27/1991 | EP0462824A1 Proportional solenoid valve controlled evaporative emissions purge system |
| 12/25/1991 | CN1057316A Method and device for improving combustion efficiency of internal combustion engine |
| 12/21/1991 | CA2043204A1 Proportional solenoid valve controlled evaporative emissions purge system |
| 12/18/1991 | EP0461853A2 Residential furnaces, air-intake system therefor, and method of operating them |
| 12/18/1991 | EP0461852A2 Mobile engines, air-intake system therefor, and method of operating them |
| 12/18/1991 | EP0461688A1 Exhaust gas recirculation valve assembly |
| 12/18/1991 | EP0461347A1 Device for inserting a small amount of a rare earth containing mixture or composition into a combustion chamber |