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IPC-Stelle: F02C 3/14 1-Punkt Untergruppe [Version 7 (gültig ab 01.2000), Sprache EN - English]

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Symbol		Titel
A Hierarchieinformationen		HUMAN NECESSITIES
B Hierarchieinformationen		PERFORMING OPERATIONS; TRANSPORTING
C Hierarchieinformationen		CHEMISTRY; METALLURGY
D Hierarchieinformationen		TEXTILES; PAPER
E Hierarchieinformationen		FIXED CONSTRUCTIONS
F Hierarchieinformationen		MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F01 Hierarchieinformationen		ENGINES OR PUMPS
F01 Hierarchieinformationen		MACHINES OR ENGINES IN GENERAL (combustion engines F02; machines for liquids F03 , F04); ENGINE PLANTS IN GENERAL; STEAM ENGINES
F02 Hierarchieinformationen		COMBUSTION ENGINES (cyclically operating valves therefor, lubricating, exhausting, or silencing engines F01); HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02B Hierarchieinformationen		INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL (internal-combustion turbines F02C; plants in which engines use combustion products F02C , F02G)
F02C Hierarchieinformationen		GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS (construction of turbines F01D; jet-propulsion plants F02K; construction of compressors or fans F04; fluidised bed combustion apparatus F23C 10/00; generating combustion products of high pressure or high velocity F23R; using gas turbines in compression refrigeration plants F25B 11/00; using gas-turbine plants in vehicles, see the relevant vehicle classes)
F02C 1/00 Hierarchieinformationen		Gas-turbine plants characterised by the use of hot gases or unheated pressurised gases, as the working fluid (by the use of combustion products F02C 3/00 , F02C 5/00) [3]
F02C 3/00 Hierarchieinformationen		Gas-turbine plants characterised by the use of combustion products as the working fluid (generated by intermittent combustion F02C 5/00)
F02C 3/02 Hierarchieinformationen		. using exhaust-gas pressure in a pressure exchanger to compress combustion-air (pressure exchangers per se F04F 11/02)
F02C 3/04 Hierarchieinformationen		. having a turbine driving a compressor (power transmission arrangements F02C 7/36; control of working fluid flow F02C 9/16) [5]
F02C 3/045 Hierarchieinformationen		. . having compressor and turbine passages in a single rotor (F02C 3/073 takes precedence) [3]
F02C 3/05 Hierarchieinformationen		. . . the compressor and the turbine being of the radial flow type [3]
F02C 3/055 Hierarchieinformationen		. . the compressor being of the positive-displacement type [3]
F02C 3/06 Hierarchieinformationen		. . the compressor comprising only axial stages (F02C 3/10 takes precedence) [3]
F02C 3/067 Hierarchieinformationen		. . . having counter-rotating rotors (F02C 3/073 takes precedence) [3]
F02C 3/073 Hierarchieinformationen		. . . the compressor and turbine stages being concentric [3]
F02C 3/08 Hierarchieinformationen		. . the compressor comprising at least one radial stage (F02C 3/10 takes precedence) [3]
F02C 3/09 Hierarchieinformationen		. . . of the centripetal type [3]
F02C 3/10 Hierarchieinformationen		. . with another turbine driving an output shaft but not driving the compressor
F02C 3/107 Hierarchieinformationen		. . with two or more rotors connected by power transmission [5]
F02C 3/113 Hierarchieinformationen		. . . with variable power transmission between rotors [5]
F02C 3/13 Hierarchieinformationen		. . having variable working fluid interconnections between turbines or compressors or stages of different rotors [5]
F02C 3/14 Hierarchieinformationen		. characterised by the arrangement of the combustion chamber in the plant (combustion chambers per se F23R) [3]
F02C 3/16 Hierarchieinformationen		. . the combustion chambers being formed at least partly in the turbine rotor
F02C 3/20 Hierarchieinformationen		. using a special fuel, oxidant, or dilution fluid to generate the combustion products [3]
F02C 3/22 Hierarchieinformationen		. . the fuel or oxidant being gaseous at standard temperature and pressure (F02C 3/28 takes precedence) [3]
F02C 3/24 Hierarchieinformationen		. . the fuel or oxidant being liquid at standard temperature and pressure [3]
F02C 3/26 Hierarchieinformationen		. . the fuel or oxidant being solid or pulverulent, e.g. in slurry or suspension
F02C 3/28 Hierarchieinformationen		. . . using a separate gas producer for gasifying the fuel before combustion [3]
F02C 3/30 Hierarchieinformationen		. . Adding water, steam or other fluids to the combustible ingredients or to the working fluid before discharge from the turbine (heating of air intakes to prevent icing F02C 7/047) [3]
F02C 3/32 Hierarchieinformationen		. Inducing air flow by fluid jet, e.g. ejector action [3]
F02C 3/34 Hierarchieinformationen		. with recycling of part of the working fluid, i.e. semi-closed cycles with combustion products in the closed part of the cycle [3]
F02C 3/36 Hierarchieinformationen		. Open cycles [3]
F02C 5/00 Hierarchieinformationen		Gas-turbine plants characterised by the working fluid being generated by intermittent combustion
F02C 6/00 Hierarchieinformationen		Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus (aspects predominantly concerning such apparatus, see the relevant classes for the apparatus); Adaptations of gas-turbine plants for special use [3]
F02C 7/00 Hierarchieinformationen		Features, component parts, details or accessories, not provided for in, or of interest apart from, groups F02C 1/00 to F02C 6/00; Air intakes for jet-propulsion plants (controlling F02C 9/00) [3]
F02C 9/00 Hierarchieinformationen		Controlling gas-turbine plants; Controlling fuel supply in air-breathing jet-propulsion plants (controlling air intakes F02C 7/057; controlling turbines F01D; controlling compressors F04D 27/00) [3]
F02D Hierarchieinformationen		CONTROLLING COMBUSTION ENGINES (vehicle fittings for automatically controlling vehicle speed B60K 31/00; cyclically operating valves for combustion engines F01L; controlling combustion engine lubrication F01M; cooling internal-combustion engines F01P; supplying combustion engines with combustible mixtures or constituents thereof, e.g. carburettors, injection pumps, F02M; starting of combustion engines F02N; controlling of ignition F02P; controlling gas-turbine plants, jet-propulsion plants, or combustion-product engine plants, see the relevant subclasses for these plants) [4]
F02F Hierarchieinformationen		CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES (specially adapted for rotary-piston or oscillating-piston internal-combustion engines F02B; specially adapted for gas-turbine plants F02C; specially adapted for jet-propulsion plants F02K) [2]
F02G Hierarchieinformationen		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 Hierarchieinformationen		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; arrangement or mounting of jet-propulsion plants in aircraft B64D; 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 Hierarchieinformationen		SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF (charging such engines F02B)
F02N Hierarchieinformationen		STARTING OF COMBUSTION ENGINES (starting of free-piston combustion-engines F02B 71/02; starting of gas-turbine plants F02C 7/26); STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
F02P Hierarchieinformationen		IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING 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 Hierarchieinformationen		MACHINES OR ENGINES FOR LIQUIDS (for liquids and elastic fluids F01; positive-displacement machines for liquids F04); WIND, SPRING, WEIGHT, OR MISCELLANEOUS MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
F04 Hierarchieinformationen		POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS (portable fire extinguishers with manually-operated pumps A62C 11/00 , with power-driven pumps A62C 25/00; charging or scavenging combustion engines by pumps F02B; engine fuel-injection pumps F02M; ion pumps H01J 41/12; electrodynamic pumps H02K 44/02)
F15 Hierarchieinformationen		ENGINEERING IN GENERAL
F15 Hierarchieinformationen		FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
F16 Hierarchieinformationen		ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F17 Hierarchieinformationen		STORING OR DISTRIBUTING GASES OR LIQUIDS (water supply E03B)
F21 Hierarchieinformationen		LIGHTING; HEATING
F21 Hierarchieinformationen		LIGHTING (electric aspects or elements, see section H, e.g. electric light sources H01J , H01K , H05B)
F22 Hierarchieinformationen		STEAM GENERATION (chemical or physical apparatus for generating gases B01J; chemical generation of gas, e.g. under pressure, Section C; removal of combustion products or residues, e.g. cleaning of the combustion contaminated surfaces of tubes of boilers, F23J; generating combustion products of high pressure or high velocity F23R; water heaters not for steam generation F24H , F28; cleaning of internal or external surfaces of heat-transfer conduits, e.g. water tubes of boilers, F28G)
F23 Hierarchieinformationen		COMBUSTION APPARATUS; COMBUSTION PROCESSES
F24 Hierarchieinformationen		HEATING; RANGES; VENTILATING (protecting plants by heating in gardens, orchards, or forests A01G 13/06; baking ovens and apparatus A21B; cooking devices other than ranges A47J; forging B21J , B21K; specially adapted for vehicles, see the relevant subclasses of classes B60 to B64; combustion apparatus in general F23; drying F26B; ovens in general F27; electric heating elements or arrangements H05B)
F25 Hierarchieinformationen		REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION OR SOLIDIFICATION OF GASES
F26 Hierarchieinformationen		DRYING
F27 Hierarchieinformationen		FURNACES; KILNS; OVENS; RETORTS (specially adapted for a purpose covered by a single other class and specifically mentioned in that class, see the class in question, e.g. bakery ovens A21B , glass melting furnaces C03B , coke or gas-making apparatus C10B , C10J , apparatus for cracking hydrocarbons C10G , blast furnaces C21B , converters for making steel C21C , furnaces for heat treatment of metal C21D; furnaces for electroslag or arc remelting of metals C22B 9/00; enamelling ovens C23D; combustion apparatus F23; electric heating H05B) [4]
F28 Hierarchieinformationen		HEAT EXCHANGE IN GENERAL (heat-transfer, heat-exchange or heat-storage materials C09K 5/00; arrangement or mounting of heat-exchangers in air-conditioning, air-humidification or ventilation F24F 13/30)
F41 Hierarchieinformationen		WEAPONS; BLASTING
F41 Hierarchieinformationen		WEAPONS
F42 Hierarchieinformationen		AMMUNITION; BLASTING
G Hierarchieinformationen		PHYSICS
H Hierarchieinformationen		ELECTRICITY

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