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