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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
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]
F27B
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FURNACES, KILNS, OVENS, OR RETORTS IN GENERALOPEN SINTERING OR LIKE APPARATUS (combustion apparatus F23; electric heating H05B)
F27D
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DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE (combustion apparatus F23; electric heating H05B)
F27D 1/00
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CasingsLiningsWallsRoofs (refractory materials C04B; firebridges for combustion chambers F23M 3/00) [1, 2006.01]
F27D 3/00
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ChargingDischargingManipulation of charge (conveying systems characterised by their application for specified purposes not otherwise provided for B65G 49/00; moving charge through a furnace F27B 9/14) [1, 2006.01]
F27D 5/00
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Supports, screens, or the like for the charge within the furnace (travelling or movable supports F27D 3/12) [1, 2006.01]
F27D 7/00
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Forming, maintaining, or circulating atmospheres in heating chambers [1, 2006.01]
F27D 9/00
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Cooling of furnaces or of charges therein (F27D 1/00, F27D 3/00 take precedence) [1, 2006.01]
F27D 11/00
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Arrangement of elements for electric heating in or on furnaces (electric heating per seH05B) [1, 2006.01]
F27D 11/02
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Ohmic resistance heating [1, 2006.01]
F27D 11/04
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. . with direct passage of current through the material being heated [1, 2006.01]
F27D 11/06
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Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer [1, 2006.01]
F27D 11/08
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Heating by electric discharge, e.g. arc discharge [1, 2006.01]
F27D 11/10
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. . Disposition of electrodes (automatic control of temperature G05D 23/00; electric discharge apparatus H01T; arrangements for feeding or guiding electrodes H05B 7/10; automatic control of power by positioning of electrodes H05B 7/144) [1, 3, 2006.01]
F27D 11/12
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with electromagnetic fields acting directly on the material being heated [1, 2006.01]
F27D 13/00
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Apparatus for preheating chargesArrangements for preheating charges [1, 2006.01]
F27D 15/00
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Handling or treating discharged materialSupports or receiving chambers therefor [1, 2006.01]
F27D 17/00
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Arrangement for using waste heat (heat-exchangers per seF28)Arrangement for using, or disposing of, waste gases (removing fumes in general B08B 15/00) [1, 2006.01]
F27D 19/00
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Arrangement of controlling devices [1, 2006.01]
F27D 21/00
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Arrangement of monitoring devicesArrangements of safety devices [1, 2006.01]
F27D 25/00
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Devices for removing incrustations [2010.01]
F27D 27/00
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Stirring devices for molten material (F27D 3/14 takes precedence) [2010.01]
F27D 99/00
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Subject matter not provided for in other groups of this subclass [2010.01]
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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