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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONSTRANSPORTING
C
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CHEMISTRYMETALLURGY
D
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TEXTILESPAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERINGLIGHTINGHEATINGWEAPONSBLASTING
F01
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ENGINES OR PUMPS
F01
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MACHINES OR ENGINES IN GENERALENGINE PLANTS IN GENERALSTEAM ENGINES
F02
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COMBUSTION ENGINESHOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02B
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INTERNAL-COMBUSTION PISTON ENGINESCOMBUSTION ENGINES IN GENERAL (gas-turbine plants F02C; hot-gas or combustion-product positive-displacement engine plants F02G)
F02C
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GAS-TURBINE PLANTSAIR INTAKES FOR JET-PROPULSION PLANTSCONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS (construction of turbines F01D; jet-propulsion plants F02K; construction of compressors or fans F04; combustion apparatus in which combustion takes place in a fluidised bed of fuel or other particles F23C 10/00; generating combustion products of high pressure or high velocity F23R; using gas turbines in compression refrigeration plants F25B 11/00)
F02D
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CONTROLLING COMBUSTION ENGINES  (vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed B60K 31/00;  conjoint control of vehicle sub-units of different type or different function, road vehicle drive control systems for purposes other than the control of a single sub-unit B60W) [4, 2006.01]
F02F
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CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINESARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES [2]
F02G
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HOT-GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS (steam engine plants, special vapour plants, plants operating on either hot gas or combustion-product gases together with other fluid F01K; gas-turbine plants F02C; jet-propulsion plants F02K)USE OF WASTE HEAT OF COMBUSTION ENGINES, NOT OTHERWISE PROVIDED FOR
F02K
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JET-PROPULSION PLANTS (arrangement or mounting of jet-propulsion plants in land vehicles or vehicles in general B60K; arrangement or mounting of jet-propulsion plants in waterborne vessels B63H; controlling aircraft attitude, flight direction or altitude by jet reaction B64C 15/00, B64U 50/10; arrangement or mounting of jet-propulsion plants in aircraft B64D 27/00, B64U 50/10; plants characterised by the power of the working fluid being divided between jet propulsion and another form of propulsion, e.g. propeller, F02B, F02C; features of jet-propulsion plants common to gas-turbine plants, air intakes or fuel supply control of air-breathing jet-propulsion plants F02C)
F02M
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SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
F02M 1/00
Carburettors for liquid fuels
F02M 1/00
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Carburettors with means for facilitating engine's starting or its idling below operational temperatures [1, 2006.01]
F02M 3/00
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Idling devices for carburettors (with means for facilitating idling below operational temperatures F02M 1/00) [1, 2006.01]
F02M 5/00
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Float-controlled apparatus for maintaining a constant fuel level in carburettors [1, 2006.01]
F02M 7/00
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Carburettors with means for influencing, e.g. enriching or keeping constant, fuel/air ratio of charge under varying conditions (choke valves for starting F02M 1/00) [1, 2006.01]
F02M 9/00
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Carburettors having air or fuel-air mixture passage throttling valves other than of butterfly type (register-type carburettors F02M 11/00)Carburettors having fuel-air mixing chambers of variable shape or position [1, 2006.01]
F02M 11/00
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Multi-stage carburettorsRegister-type carburettors, i.e. with slidable or rotatable throttling valves in which a plurality of fuel nozzles, other than only an idling nozzle and a main one, are sequentially exposed to air stream by throttling valve [1, 2006.01]
F02M 13/00
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Arrangements of two or more separate carburettors (re-atomising condensed fuel or homogenising fuel-air mixture F02M 29/00)Carburettors using more than one fuel (apparatus for adding small quantities of secondary fuel F02M 25/00) [1, 2006.01]
F02M 15/00
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Carburettors with heating, cooling or thermal insulating means for combustion-air, fuel or fuel-air mixture [1, 2006.01]
F02M 17/00
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Carburettors having pertinent characteristics not provided for in, or of interest apart from, the apparatus of main groups F02M 1/00-F02M 15/00 (apparatus for treating combustion-air, fuel, or fuel-air mixture by catalysts, electric means, magnetism, rays, sonic waves, or the like F02M 27/00; combinations of carburettors and low-pressure fuel-injection apparatus F02M 71/00) [1, 2006.01]
F02M 19/00
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Details, component parts, or accessories of carburettors, not provided for in, or of interest apart from, the apparatus of groups F02M 1/00-F02M 17/00 [1, 2006.01]
F02M 21/00

F02M 21/00
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Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form [1, 2006.01]
F02M 23/00
Engine-pertinent apparatus for feeding, or treating before their admission to engine, combustion-air, fuel, or fuel-air mixture
F02M 23/00
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Apparatus for adding secondary air to fuel-air mixture [1, 2006.01]
F02M 25/00
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Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture (adding secondary air to fuel-air mixture F02M 23/00;  adding exhaust gases F02M 26/00;  fuel-injection apparatus operating simultaneously on two or more fuels or on a liquid fuel and another liquid F02M 43/00) [1, 2006.01]
F02M 26/00
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Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems [2016.01]
F02M 26/01
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Internal exhaust gas recirculation, i.e. wherein the residual exhaust gases are trapped in the cylinder or pushed back from the intake or the exhaust manifold into the combustion chamber without the use of additional passages [2016.01]
F02M 26/02
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EGR systems specially adapted for supercharged engines [2016.01]
F02M 26/03
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. . with a single mechanically or electrically driven intake charge compressor [2016.01]
F02M 26/04
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. . with a single turbocharger [2016.01]
F02M 26/05
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. . . High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor [2016.01]
F02M 26/06
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. . . Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor [2016.01]
F02M 26/07
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. . . Mixed pressure loops, i.e. wherein recirculated exhaust gas is either taken out upstream of the turbine and reintroduced upstream of the compressor, or is taken out downstream of the turbine and reintroduced downstream of the compressor [2016.01]
F02M 26/08
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. . for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor [2016.01]
F02M 26/09
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. . Constructional details, e.g. structural combinations of EGR systems and supercharger systemsArrangement of the EGR and supercharger systems with respect to the engine [2016.01]
F02M 26/10
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. . . having means to increase the pressure difference between the exhaust and intake system, e.g. venturis, variable geometry turbines, check valves using pressure pulsations or throttles in the air intake or exhaust system [2016.01]
F02M 26/11
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Manufacture or assembly of EGR systemsMaterials or coatings specially adapted for EGR systems [2016.01]
F02M 26/12
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characterised by means for attaching parts of an EGR system to each other or to engine parts [2016.01]
F02M 26/13
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Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories [2016.01]
F02M 26/14
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. . in relation to the exhaust system [2016.01]
F02M 26/15
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. . . in relation to engine exhaust purifying apparatus [2016.01]
F02M 26/16
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. . . with EGR valves located at or near the connection to the exhaust system [2016.01]
F02M 26/17
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. . in relation to the intake system [2016.01]
F02M 26/18
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. . . Thermal insulation or heat protection [2016.01]
F02M 26/19
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. . . Means for improving the mixing of air and recirculated exhaust gases, e.g. venturis or multiple openings to the intake system [2016.01]
F02M 26/20
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. . . Feeding recirculated exhaust gases directly into the combustion chambers or into the intake runners [2016.01]
F02M 26/21
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. . . with EGR valves located at or near the connection to the intake system [2016.01]
F02M 26/22
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. . with coolers in the recirculation passage [2016.01]
F02M 26/23
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. . . Layout, e.g. schematics [2016.01]
F02M 26/24
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. . . . with two or more coolers [2016.01]
F02M 26/25
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. . . . with coolers having bypasses [2016.01]
F02M 26/26
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. . . . . characterised by details of the bypass valve [2016.01]
F02M 26/27
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. . . . with air-cooled heat exchangers [2016.01]
F02M 26/28
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. . . . with liquid-cooled heat exchangers [2016.01]
F02M 26/29
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. . . Constructional details of the coolers, e.g. pipes, plates, ribs, insulation or materials [2016.01]
F02M 26/30
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. . . . Connections of coolers to other devices, e. g. to valves, heaters, compressors or filtersCoolers characterised by their location on the engine [2016.01]
F02M 26/31
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. . . . Air-cooled heat exchangers [2016.01]
F02M 26/32
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. . . . Liquid-cooled heat exchangers [2016.01]
F02M 26/33
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. . . controlling the temperature of the recirculated gases [2016.01]
F02M 26/34
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. . with compressors, turbines or the like in the recirculation passage [2016.01]
F02M 26/35
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. . with means for cleaning or treating the recirculated gases, e.g. catalysts, condensate traps, particle filters or heaters [2016.01]
F02M 26/36
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. . with means for adding fluids other than exhaust gas to the recirculation passagewith reformers [2016.01]
F02M 26/37
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. . with temporary storage of recirculated exhaust gas (internal exhaust gas recirculation F02M 26/01) [2016.01]
F02M 26/38
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. . with two or more EGR valves disposed in parallel [2016.01]
F02M 26/39
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. . with two or more EGR valves disposed in series [2016.01]
F02M 26/40
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. . with timing means in the recirculation passage, e.g. cyclically operating valves or regeneratorswith arrangements involving pressure pulsations [2016.01]
F02M 26/41
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. . characterised by the arrangement of the recirculation passage in relation to the engine, e.g. to cylinder heads, liners, spark plugs or manifolds characterised by the arrangement of the recirculation passage in relation to specially adapted combustion chambers [2016.01]
F02M 26/42
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. . having two or more EGR passagesEGR systems specially adapted for engines having two or more cylinders [2016.01]
F02M 26/43
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. . . in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine [2016.01]
F02M 26/44
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. . . in which a main EGR passage is branched into multiple passages [2016.01]
F02M 26/45
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Sensors specially adapted for EGR systems [2016.01]
F02M 26/46
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. . for determining the characteristics of gases, e.g. composition [2016.01]
F02M 26/47
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. . . the characteristics being temperatures, pressures or flow rates [2016.01]
F02M 26/48
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. . EGR valve position sensors (details of the sensor installation in the valve housing F02M 26/71) [2016.01]
F02M 26/49
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Detecting, diagnosing or indicating an abnormal function of the EGR system [2016.01]
F02M 26/50
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Arrangements or methods for preventing or reducing deposits, corrosion or wear caused by impurities  (arrangement or layout of EGR passages with means for cleaning or treating the recirculated gases F02M 26/35; protection of EGR valves from damage F02M 26/74) [2016.01]
F02M 26/51
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EGR valves combined with other devices, e.g. with intake valves or compressors (combined with intake air throttles F02M 26/64) [2016.01]
F02M 26/52
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Systems for actuating EGR valves [2016.01]
F02M 26/53
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. . using electric actuators, e.g. solenoids [2016.01]
F02M 26/54
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. . . Rotary actuators, e.g. step motors [2016.01]
F02M 26/55
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. . using vacuum actuators [2016.01]
F02M 26/56
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. . . having pressure modulation valves [2016.01]
F02M 26/57
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. . . . using electronic means, e.g. electromagnetic valves [2016.01]
F02M 26/58
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. . . Constructional details of the actuatorMounting thereof [2016.01]
F02M 26/59
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. . using positive pressure actuatorsCheck valves therefor [2016.01]
F02M 26/60
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. . . in response to air intake pressure [2016.01]
F02M 26/61
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. . . in response to exhaust pressure [2016.01]
F02M 26/62
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. . . in response to fuel pressure [2016.01]
F02M 26/63
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. . the EGR valve being directly controlled by an operator  (the EGR valve being operated together with an intake air throttle F02M 26/64) [2016.01]
F02M 26/64
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. . the EGR valve being operated together with an intake air throttle [2016.01]
F02M 26/65
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Constructional details of EGR valves [2016.01]
F02M 26/66
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. . Lift valves, e.g. poppet valves [2016.01]
F02M 26/67
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. . . PintlesSpindlesSpringsBearingsSealingsConnections to actuators [2016.01]
F02M 26/68
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. . . Closing membersValve seatsFlow passages [2016.01]
F02M 26/69
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. . . having two or more valve-closing members [2016.01]
F02M 26/70
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. . Flap valvesRotary valvesSliding valvesResilient valves [2016.01]
F02M 26/71
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. . Multi-way valves [2016.01]
F02M 26/72
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. . Housings [2016.01]
F02M 26/73
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. . . with means for heating or cooling the EGR valve [2016.01]
F02M 26/74
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. . Protection from damage, e.g. shielding means [2016.01]
F02M 27/00
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Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means, magnetism, rays, sonic waves, or the like [1, 2006.01]
F02M 29/00
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Apparatus for re-atomising condensed fuel or homogenising fuel-air mixture (combined with secondary-air supply F02M 23/12) [1, 2006.01]
F02M 31/00
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Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture (carburettors with heating, cooling or thermal insulating means for combustion-air, fuel or fuel-air mixture F02M 15/00; apparatus for de-liquefying non-liquid fuels by heating F02M 21/06; apparatus having heating means for non-gaseous fuels with low melting point F02M 21/10;  apparatus characterised by adding hot secondary air to fuel-air mixture F02M 23/14;  fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means F02M 53/00) [1, 2006.01]
F02M 33/00
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Other apparatus for treating combustion-air, fuel or fuel-air mixture (combustion-air cleaners F02M 35/00; arrangements for purifying liquid fuel F02M 37/22) [1, 2006.01]
F02M 35/00
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Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines [1, 2006.01]
F02M 37/00
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Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatusArrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines [1, 5, 2006.01]
F02M 39/00
Fuel-injection apparatus
F02M 39/00
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Arrangements of fuel-injection apparatus with respect to enginesPump drives adapted to such arrangements (fuel-injection apparatus in which injection pumps are driven, or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston F02M 49/00; arrangements of injectors F02M 61/14) [1, 2006.01]
F02M 41/00
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Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor [1, 2006.01]
F02M 43/00
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Fuel-injection apparatus operating simultaneously on two or more fuels, or on a liquid fuel and another liquid, e.g. the other liquid being an anti-knock additive [1, 2006.01]
F02M 45/00
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Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship [1, 2006.01]
F02M 47/00
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Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure (fuel- injectors actuated by the pressure in engine working cylinders F02M 49/00) [1, 2006.01]
F02M 49/00
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Fuel-injection apparatus in which injection pumps are driven, or injectors are actuated, by the pressure in engine working cylinders, or by impact of engine working piston [1, 2006.01]
F02M 51/00
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Fuel-injection apparatus characterised by being operated electrically [1, 2006.01]
F02M 53/00
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Fuel-injection apparatus characterised by having heating, cooling, or thermally-insulating means [1, 2006.01]
F02M 55/00
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Fuel-injection apparatus characterised by their fuel conduits or their venting means [1, 2006.01]
F02M 57/00
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Fuel injectors combined or associated with other devices [1, 2006.01]
F02M 59/00
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Pumps specially adapted for fuel-injection and not provided for in groups F02M 39/00-F02M 57/00 [1, 2006.01]
F02M 61/00
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Fuel injectors not provided for in groups F02M 39/00-F02M 57/00 or F02M 67/00 [1, 2006.01]
F02M 63/00
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Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M 39/00-F02M 57/00 or F02M 67/00Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M 39/00-F02M 61/00 or F02M 67/00     [1, 2006.01]
F02M 65/00
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Testing fuel-injection apparatus, e.g. testing injection timing [1, 2006.01]
F02M 67/00

F02M 67/00
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Apparatus in which fuel-injection is effected by means of high-pressure gas, the gas carrying the fuel into working cylinders of the engine, e.g. air-injection type (using compressed air for low-pressure fuel-injection apparatus F02M 69/08) [1, 2006.01]
F02M 69/00
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Low-pressure fuel-injection apparatus [1, 2006.01]
F02M 71/00
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Combinations of carburettors and low-pressure fuel-injection apparatus [1, 2006.01]
F02M 99/00
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Subject matter not provided for in other groups of this subclass [2006.01]
F02N
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STARTING OF COMBUSTION ENGINESSTARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
F02P
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IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINESTESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES (specially adapted for rotary-piston or oscillating-piston engines F02B 53/12; ignition of combustion apparatus in general, glowing plugs F23Q; measuring of physical variables in general G01; controlling in general G05; data processing in general G06; electrical components in general, see section H; sparking plugs H01T)
F03
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MACHINES OR ENGINES FOR LIQUIDSWIND, SPRING, OR WEIGHT MOTORSPRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
F04
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POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDSPUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F15
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ENGINEERING IN GENERAL
F15
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FLUID-PRESSURE ACTUATORSHYDRAULICS OR PNEUMATICS IN GENERAL
F16
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ENGINEERING ELEMENTS OR UNITSGENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONSTHERMAL INSULATION IN GENERAL
F17
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STORING OR DISTRIBUTING GASES OR LIQUIDS
F21
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LIGHTINGHEATING
F21
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LIGHTING
F22
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STEAM GENERATION
F23
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COMBUSTION APPARATUSCOMBUSTION PROCESSES
F24
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HEATINGRANGESVENTILATING
F25
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REFRIGERATION OR COOLINGCOMBINED HEATING AND REFRIGERATION SYSTEMSHEAT PUMP SYSTEMSMANUFACTURE OR STORAGE OF ICELIQUEFACTION OR SOLIDIFICATION OF GASES
F26
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DRYING
F27
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FURNACESKILNS, OVENS OR RETORTS [4]
F28
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HEAT EXCHANGE IN GENERAL
F41
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WEAPONSBLASTING
F41
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WEAPONS
F42
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AMMUNITIONBLASTING
F99
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SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
G
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PHYSICS
H
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ELECTRICITY

Zu vergleichende IPC-Stelle: Es wurden im Verzeichnis noch keine IPC-Stellen für die Vergleichsansicht vorgemerkt. [Version , Sprache ]