Patents for F02M 31 - Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture (6,583)
03/1994
03/10/1994DE4230057A1 Valve for fluids subject to partial solidification in cold temperatures - Has casing around valve containing heating resistance fed by pulse- modulated voltage with temperature measured between pulses
03/09/1994CN2158453Y Heat-pipe fuel-saving apparatus
03/08/1994US5291870 Fuel vaporizing system
03/03/1994WO1994004813A1 Vapourizer apparatus
03/03/1994CA2142364A1 Vaporizer apparatus
02/1994
02/16/1994CN2156295Y Energy-saving carburettor
02/16/1994CN1082146A Carbureter for car engine
02/09/1994EP0582428A1 Heating device and system for the internal combustion engine
02/08/1994US5284122 Anti-icing heater for an engine carburetor
02/08/1994US5284117 Fuel supply apparatus for an internal combustion engine
02/02/1994EP0581176A2 Electrical heating device for diesel fuel
02/02/1994CN2154917Y Fuel feeder of automobile engine
01/1994
01/26/1994CN2154357Y Oil saver for petrol engine
01/25/1994US5280776 Engine having fuel preheater
01/20/1994DE4223030A1 Diesel fuel pre-warming device, esp. for vehicle engine
01/19/1994EP0579541A1 Thermistor, including heating device and its application for pre-heating flow regulating devices for internal combustion engine supply systems
01/19/1994EP0579218A1 Method for controlling an intake air supply to an internal combustion engine and an intake air control system therefor
01/16/1994CA2100649A1 Diesel fuel preheater for engines
01/11/1994CA1325935C Air cleaner of engine for vehicle
01/05/1994DE4222086A1 IC engine with combustion air cooler - has reduced nitrous oxide emission at full load or high power at lower combustion air temp.
01/05/1994DE4222041A1 Gas flow mixing device
01/04/1994US5275146 Heating device and system for an internal combustion engine
12/1993
12/29/1993CN2151266Y Volute oil saver
12/22/1993CN2150345Y Central radiating type PTC constant-temp. heating device for motor vehicle
12/09/1993DE4218558A1 Heating element for fuel supplied to suction air flow of IC engine - has at least one PTC element arranged opposite fuel injection place without cross=sectional narrowing of suction duct in vicinity of cylinder head
11/1993
11/30/1993US5265418 Management system for an internal combustion engine
11/24/1993EP0570919A1 Device for heating a fuel-air-mixture of an internal combustion engine with fuel injection
11/24/1993CN2147362Y Silicon nitride ceramic fire gas feeding preheater
11/23/1993US5264121 Apparatus for purifying fuel
11/18/1993EP0569422A1 Engine fuel heating and oil filtration apparatus
11/16/1993US5261359 Reciprocating 2-stroke cycle internal combustion engine
11/12/1993CA2102459A1 Fuel cyclical pretreatment equipment for special application in internal combustion engines
11/10/1993CN2145877Y Engine fuel booster
11/09/1993US5259356 Device at internal combustion engine with fuel injection
11/03/1993EP0494870B1 Heavy duty air filter with integral snow valve
11/03/1993CN2145265Y Fast heating oil saver for vehicles
11/03/1993CN1078018A Oil-burning comburant device and its usage
11/02/1993US5257609 Combustion emission reduction device
10/1993
10/28/1993WO1993021437A1 Engine having valve stroke adjuster and fuel preheater
10/27/1993EP0566767A1 Fuel heating apparatus
10/12/1993US5251603 Fuel cooling system for motorvehicles
10/05/1993US5249623 Rubber heat exchanger
09/1993
09/23/1993DE4226018A1 Gas flow mixing appts. - useful for mixing differing temp. airstreams for IC engine
09/23/1993DE4208616A1 Gas flow mixing device
09/22/1993EP0561209A1 Device for mixing gas streams
09/16/1993WO1993018295A1 Process for preventing fuel deposits in the inlet manifold of internal combustion engines
09/16/1993WO1993018294A1 Process for preparing a combustible mixture of a liquid fuel and a gaseous oxidizing agent, in particular air
09/16/1993WO1993018293A1 Process for heating the combustion air of combustion chambers in systems with external carburation and liquid fuel
09/14/1993US5244571 Fuel filter assembly with heater
09/14/1993US5243953 Diesel fuel preheater for engines
09/08/1993EP0558860A1 Heater valve and diesel fuel heater having such a valve
09/08/1993EP0558500A1 Combustion of liquid fuels.
09/03/1993CA2080804A1 Diesel fuel heater
09/02/1993DE4205958A1 Fuel heater with resistive element for diesel engine - supplies heat to first few amts. of fuel injected during cold start until spontaneous ignition is achieved
09/01/1993EP0557525A1 Method and device for preparation of fuel-air mixture for internal combustion engine
08/1993
08/03/1993US5231968 Foamed metal heat device
07/1993
07/29/1993DE4201836A1 I.C engine with fuel prepn. device - entails fuel or combustion air or mixing conditioning devices arranged directly in front of engine or fitted directly on it
07/13/1993US5226400 Device for conversion of liquid fuel into fuel vapor and microscopic liquid droplets
07/13/1993CA1320080C Gasifying, economizing, decontaminating and power enhancing apparatus for improving the operation of engines, appliances, burners and equipment which use solid, liquid or gaseous fuels
07/13/1993CA1320079C Exhaust heated crankcase for 2-cycle marine engine
06/1993
06/30/1993EP0516692A4 Exhaust emission control
06/23/1993EP0547567A1 Method to control the air-fuel ratio for an internal combustion engine, especially of the piston type
06/23/1993CN2136884Y Heating vortex fuel-economizing device for vehicle
06/23/1993CN2136883Y Fuelizer for engine
06/17/1993DE4240470A1 IC engine with improved carburation - has heated insert body with flow-parallel channels, behind each injection valve set at angle to flow direction of valve
06/16/1993CN2136340Y Improved carburetor
06/15/1993US5218944 Fuel preheating system for internal combustion engines
06/09/1993CN1072994A Fuel oil thermo-gasification feeding method and its equipment of high and new-gasifier
06/01/1993US5215065 Diesel vehicle fuel heater system
05/1993
05/25/1993US5213086 Fuel inlet system for internal combustion engine
05/19/1993CN1072241A Converter for light and heavy oils
05/18/1993US5211193 Annular fuel line fitting
05/11/1993US5209211 Throttle valve connection piece
05/11/1993US5209205 Method and apparatus for injecting fuel into the cylinders of an engine having an injection input valve for each cylinder
05/06/1993DE4136003A1 Pre-heating heat-exchanger for combustion engines - passes medium under pressure through tubes with increased internal and external surfaces and having fins on inner and outer surfaces
05/05/1993EP0539661A2 Diesel preheater for engines, particularly for motor vehicle engines
04/1993
04/29/1993WO1993008390A1 Total injection type internal combustion engine with exhaust gas heated compressed air
04/29/1993DE4215949C1 Fuel control system for IC engine - incorporates vapour separator and storage tank and regulating valves controlling admission of liq. petrol and vapour to manifold.
04/28/1993EP0427746B1 Combined pre-heating and filtering device, in particular for automobile engines
04/28/1993CN2130930Y Fuel-economizer for internal combustion engine
04/27/1993US5205264 Fuel vaporizer and system for an internal combustion engine
04/21/1993EP0537933A1 Aircraft fuel heating system
04/20/1993CA1316415C Motor-driven chain saw having an arrangement for preheating fresh intake air
03/1993
03/30/1993US5197447 Engine having valve stroke adjuster and fuel preheater
03/19/1993WO1993006358A1 Method and device for preparation of fuel-air mixture for internal combustion engine
03/04/1993WO1993004274A1 A heating device and systems to reduce surface tension and viscosity characteristics of fluid fuels, gaining improved atomization, lowering consumption and reducing obnoxious exhaust elements, on fluid fuel burning engines
03/04/1993DE4128642A1 Turbocharged diesel engine with stepped gearing to compressor - allows variation in speed of crankshaft-driven displacement compressor adjusted automatically in accordance with engine temp.
02/1993
02/28/1993CA2050080A1 Heating device and systems to reduce surface tension and viscosity characteristics of fluid fuels, gaining improved atomization, lowering consumption and reducing obnoxious exhaust elements, on fluid fuel burning engines
02/17/1993CN2127119Y Magnetic carburetor
02/16/1993USRE34178 Fuel processor apparatus for diesel powered vehicles
02/16/1993US5186133 Fuel enrichment arrangement for marine propulsion unit
02/09/1993US5184592 Method and apparatus for force or torque control of a combustion engine
02/09/1993US5184462 Method and an apparatus for the treatment of exhaust gas from an IC engine
02/04/1993WO1993002284A1 Injection combustion engine with fuel heating element
02/04/1993DE4127083C1 Controllable device for dosing liq. vapours - has base member with vaporisation chamber
01/1993
01/28/1993DE4201035A1 Refrigerant circuit esp. of vehicle air conditioning system - has evaporator expanding liq. refrigerant which is then supplied to compressor with heating up system for refrigerant downstream of evaporator
01/26/1993USRE34166 Fuel processor apparatus for diesel engine powered vehicles
01/21/1993DE4223680A1 Verfahren und vorrichtung zum steuern eines fahrzeugs mit einer vielseitigen brennstoffversorgung bzw. mit einer mehrstoff-brennstoffversorgung Method and apparatus for controlling a vehicle with a versatile fuel supply or with a more fuel-fuel supply
01/19/1993US5179927 Injection-type combustion engine with electric spark ignition and a heating system
01/19/1993CA2074143A1 Diesel fuel preheater for engines
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