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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
F01B
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MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES (of rotary-piston or oscillating-piston type F01C; of non-positive-displacement type F01D; combustion engines F02; internal-combustion aspects of reciprocating-piston engines F02B 57/00, F02B 59/00; machines for liquids F03, F04; crankshafts, crossheads, connecting-rods F16C; flywheels F16F; gearings for interconverting rotary motion and reciprocating motion in general F16H; pistons, piston-rods, cylinders, for engines in general F16J)
F01C
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ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES (combustion engines F02; internal-combustion aspects F02B 53/00, F02B 55/00; machines for liquids F03, F04)
F01D
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NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES (combustion engines F02; machines or engines for liquids F03, F04; non-positive-displacement pumps F04D)
F01K
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STEAM ENGINE PLANTSSTEAM ACCUMULATORSENGINE PLANTS NOT OTHERWISE PROVIDED FORENGINES USING SPECIAL WORKING FLUIDS OR CYCLES (gas-turbine or jet-propulsion plants F02; steam generation F22; nuclear power plants, engine arrangements therein G21D)
F01K 1/00
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Steam accumulators (use of accumulators in steam engine plants F01K 3/00) [1, 2006.01]
F01K 3/00
Steam engine plants
F01K 3/00
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Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein (regenerating exhaust steam F01K 19/00) [1, 2006.01]
F01K 5/00
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Plants characterised by use of means for storing steam in an alkali to increase steam pressure, e.g. of Honigmann or Koenemann type [1, 2006.01]
F01K 7/00
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Steam engine plants characterised by the use of specific types of engine (F01K 3/02 takes precedence)Plants or engines characterised by their use of special steam systems, cycles or processes (reciprocating-piston engines using uniflow principle F01B 17/04)Control means specially adapted for such systems, cycles or processesUse of withdrawn or exhaust steam for feed-water heating [1, 2006.01]
F01K 9/00
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Steam engine plants characterised by condensers arranged or modified to co-operate with the engines (by condensers structurally combined with engines F01K 11/00; steam condensers per seF28B) [1, 2006.01]
F01K 11/00
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Steam engine plants characterised by the engines being structurally combined with boilers or condensers [1, 2006.01]
F01K 13/00
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General layout or general methods of operation, of complete steam engine plants [1, 2006.01]
F01K 15/00
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Adaptations of steam engine plants for special use [1, 2006.01]
F01K 17/00
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Use of steam or condensate extracted or exhausted from steam engine plant (for heating feed-water F01K 7/34; returning condensate to boiler F22D) [1, 2006.01]
F01K 17/02
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for heating purposes, e.g. industrial, domestic (F01K 17/06 takes precedence; domestic- or space-heating systems, e.g. central-heating systems, in general F24D 1/00, F24D 3/00, F24D 9/00) [1, 3, 2006.01]
F01K 17/04
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for specific purposes other than heating (F01K 17/06 takes precedence) [1, 2006.01]
F01K 17/06
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Returning energy of steam, in exchanged form, to process, e.g. use of exhaust steam for drying solid fuel of plant [1, 2006.01]
F01K 19/00
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Regenerating or otherwise treating steam exhaust from steam engine plant (plants characterised by use of means for storing steam in an alkali to increase steam pressure F01K 5/00; returning condensate to boiler F22D) [1, 2006.01]
F01K 21/00
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Steam engine plants not otherwise provided for [1, 2006.01]
F01K 23/00

F01K 23/00
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Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids [1, 2006.01]
F01K 25/00
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Plants or engines characterised by use of special working fluids, not otherwise provided forPlants operating in closed cycles and not otherwise provided for [1, 2006.01]
F01K 27/00
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Plants for converting heat or fluid energy into mechanical energy, not otherwise provided for [1, 2006.01]
F01L
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CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
F01M
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LUBRICATING OF MACHINES OR ENGINES IN GENERALLUBRICATING INTERNAL-COMBUSTION ENGINESCRANKCASE VENTILATING [2]
F01N
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GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERALGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES (arrangements in connection with gas exhaust of propulsion units in vehicles B60K 13/00; combustion-air intake silencers specially adapted for, or arranged on, internal-combustion engines F02M 35/00; protecting against, or damping, noise in general G10K 11/16)
F01P
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COOLING OF MACHINES OR ENGINES IN GENERALCOOLING OF INTERNAL-COMBUSTION ENGINES (arrangements in connection with cooling of propulsion units in vehicles B60K 11/00; heat-transfer, heat-exchange or heat-storage materials C09K 5/00; heat-exchange in general, radiators F28)
F02
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COMBUSTION ENGINESHOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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

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