| Patents for F02M 31 - Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture (6,583) |
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| 03/10/1994 | DE4230057A1 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 |
| 03/09/1994 | CN2158453Y Heat-pipe fuel-saving apparatus |
| 03/08/1994 | US5291870 Fuel vaporizing system |
| 03/03/1994 | WO1994004813A1 Vapourizer apparatus |
| 03/03/1994 | CA2142364A1 Vaporizer apparatus |
| 02/16/1994 | CN2156295Y Energy-saving carburettor |
| 02/16/1994 | CN1082146A Carbureter for car engine |
| 02/09/1994 | EP0582428A1 Heating device and system for the internal combustion engine |
| 02/08/1994 | US5284122 Anti-icing heater for an engine carburetor |
| 02/08/1994 | US5284117 Fuel supply apparatus for an internal combustion engine |
| 02/02/1994 | EP0581176A2 Electrical heating device for diesel fuel |
| 02/02/1994 | CN2154917Y Fuel feeder of automobile engine |
| 01/26/1994 | CN2154357Y Oil saver for petrol engine |
| 01/25/1994 | US5280776 Engine having fuel preheater |
| 01/20/1994 | DE4223030A1 Diesel fuel pre-warming device, esp. for vehicle engine |
| 01/19/1994 | EP0579541A1 Thermistor, including heating device and its application for pre-heating flow regulating devices for internal combustion engine supply systems |
| 01/19/1994 | EP0579218A1 Method for controlling an intake air supply to an internal combustion engine and an intake air control system therefor |
| 01/16/1994 | CA2100649A1 Diesel fuel preheater for engines |
| 01/11/1994 | CA1325935C Air cleaner of engine for vehicle |
| 01/05/1994 | DE4222086A1 IC engine with combustion air cooler - has reduced nitrous oxide emission at full load or high power at lower combustion air temp. |
| 01/05/1994 | DE4222041A1 Gas flow mixing device |
| 01/04/1994 | US5275146 Heating device and system for an internal combustion engine |
| 12/29/1993 | CN2151266Y Volute oil saver |
| 12/22/1993 | CN2150345Y Central radiating type PTC constant-temp. heating device for motor vehicle |
| 12/09/1993 | DE4218558A1 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 |
| 11/30/1993 | US5265418 Management system for an internal combustion engine |
| 11/24/1993 | EP0570919A1 Device for heating a fuel-air-mixture of an internal combustion engine with fuel injection |
| 11/24/1993 | CN2147362Y Silicon nitride ceramic fire gas feeding preheater |
| 11/23/1993 | US5264121 Apparatus for purifying fuel |
| 11/18/1993 | EP0569422A1 Engine fuel heating and oil filtration apparatus |
| 11/16/1993 | US5261359 Reciprocating 2-stroke cycle internal combustion engine |
| 11/12/1993 | CA2102459A1 Fuel cyclical pretreatment equipment for special application in internal combustion engines |
| 11/10/1993 | CN2145877Y Engine fuel booster |
| 11/09/1993 | US5259356 Device at internal combustion engine with fuel injection |
| 11/03/1993 | EP0494870B1 Heavy duty air filter with integral snow valve |
| 11/03/1993 | CN2145265Y Fast heating oil saver for vehicles |
| 11/03/1993 | CN1078018A Oil-burning comburant device and its usage |
| 11/02/1993 | US5257609 Combustion emission reduction device |
| 10/28/1993 | WO1993021437A1 Engine having valve stroke adjuster and fuel preheater |
| 10/27/1993 | EP0566767A1 Fuel heating apparatus |
| 10/12/1993 | US5251603 Fuel cooling system for motorvehicles |
| 10/05/1993 | US5249623 Rubber heat exchanger |
| 09/23/1993 | DE4226018A1 Gas flow mixing appts. - useful for mixing differing temp. airstreams for IC engine |
| 09/23/1993 | DE4208616A1 Gas flow mixing device |
| 09/22/1993 | EP0561209A1 Device for mixing gas streams |
| 09/16/1993 | WO1993018295A1 Process for preventing fuel deposits in the inlet manifold of internal combustion engines |
| 09/16/1993 | WO1993018294A1 Process for preparing a combustible mixture of a liquid fuel and a gaseous oxidizing agent, in particular air |
| 09/16/1993 | WO1993018293A1 Process for heating the combustion air of combustion chambers in systems with external carburation and liquid fuel |
| 09/14/1993 | US5244571 Fuel filter assembly with heater |
| 09/14/1993 | US5243953 Diesel fuel preheater for engines |
| 09/08/1993 | EP0558860A1 Heater valve and diesel fuel heater having such a valve |
| 09/08/1993 | EP0558500A1 Combustion of liquid fuels. |
| 09/03/1993 | CA2080804A1 Diesel fuel heater |
| 09/02/1993 | DE4205958A1 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 |
| 09/01/1993 | EP0557525A1 Method and device for preparation of fuel-air mixture for internal combustion engine |
| 08/03/1993 | US5231968 Foamed metal heat device |
| 07/29/1993 | DE4201836A1 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 |
| 07/13/1993 | US5226400 Device for conversion of liquid fuel into fuel vapor and microscopic liquid droplets |
| 07/13/1993 | CA1320080C Gasifying, economizing, decontaminating and power enhancing apparatus for improving the operation of engines, appliances, burners and equipment which use solid, liquid or gaseous fuels |
| 07/13/1993 | CA1320079C Exhaust heated crankcase for 2-cycle marine engine |
| 06/30/1993 | EP0516692A4 Exhaust emission control |
| 06/23/1993 | EP0547567A1 Method to control the air-fuel ratio for an internal combustion engine, especially of the piston type |
| 06/23/1993 | CN2136884Y Heating vortex fuel-economizing device for vehicle |
| 06/23/1993 | CN2136883Y Fuelizer for engine |
| 06/17/1993 | DE4240470A1 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 |
| 06/16/1993 | CN2136340Y Improved carburetor |
| 06/15/1993 | US5218944 Fuel preheating system for internal combustion engines |
| 06/09/1993 | CN1072994A Fuel oil thermo-gasification feeding method and its equipment of high and new-gasifier |
| 06/01/1993 | US5215065 Diesel vehicle fuel heater system |
| 05/25/1993 | US5213086 Fuel inlet system for internal combustion engine |
| 05/19/1993 | CN1072241A Converter for light and heavy oils |
| 05/18/1993 | US5211193 Annular fuel line fitting |
| 05/11/1993 | US5209211 Throttle valve connection piece |
| 05/11/1993 | US5209205 Method and apparatus for injecting fuel into the cylinders of an engine having an injection input valve for each cylinder |
| 05/06/1993 | DE4136003A1 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 |
| 05/05/1993 | EP0539661A2 Diesel preheater for engines, particularly for motor vehicle engines |
| 04/29/1993 | WO1993008390A1 Total injection type internal combustion engine with exhaust gas heated compressed air |
| 04/29/1993 | DE4215949C1 Fuel control system for IC engine - incorporates vapour separator and storage tank and regulating valves controlling admission of liq. petrol and vapour to manifold. |
| 04/28/1993 | EP0427746B1 Combined pre-heating and filtering device, in particular for automobile engines |
| 04/28/1993 | CN2130930Y Fuel-economizer for internal combustion engine |
| 04/27/1993 | US5205264 Fuel vaporizer and system for an internal combustion engine |
| 04/21/1993 | EP0537933A1 Aircraft fuel heating system |
| 04/20/1993 | CA1316415C Motor-driven chain saw having an arrangement for preheating fresh intake air |
| 03/30/1993 | US5197447 Engine having valve stroke adjuster and fuel preheater |
| 03/19/1993 | WO1993006358A1 Method and device for preparation of fuel-air mixture for internal combustion engine |
| 03/04/1993 | WO1993004274A1 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 |
| 03/04/1993 | DE4128642A1 Turbocharged diesel engine with stepped gearing to compressor - allows variation in speed of crankshaft-driven displacement compressor adjusted automatically in accordance with engine temp. |
| 02/28/1993 | CA2050080A1 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 |
| 02/17/1993 | CN2127119Y Magnetic carburetor |
| 02/16/1993 | USRE34178 Fuel processor apparatus for diesel powered vehicles |
| 02/16/1993 | US5186133 Fuel enrichment arrangement for marine propulsion unit |
| 02/09/1993 | US5184592 Method and apparatus for force or torque control of a combustion engine |
| 02/09/1993 | US5184462 Method and an apparatus for the treatment of exhaust gas from an IC engine |
| 02/04/1993 | WO1993002284A1 Injection combustion engine with fuel heating element |
| 02/04/1993 | DE4127083C1 Controllable device for dosing liq. vapours - has base member with vaporisation chamber |
| 01/28/1993 | DE4201035A1 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 |
| 01/26/1993 | USRE34166 Fuel processor apparatus for diesel engine powered vehicles |
| 01/21/1993 | DE4223680A1 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 |
| 01/19/1993 | US5179927 Injection-type combustion engine with electric spark ignition and a heating system |
| 01/19/1993 | CA2074143A1 Diesel fuel preheater for engines |