IPC-Stelle: F27D 11/04 [Version 2017.01]

SymbolTypTitel
FSKMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F27KLFURNACES; KILNS; OVENS; RETORTS [4]
F27DUKLDETAILS 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 1/00HGRCasings; Linings; Walls; Roofs (refractory materials C04B; firebridges for combustion chambers F23M 3/00) [1, 2006.01]
F27D 1/02UGR1
.Crowns; Roofs [1, 2006.01]
F27D 1/04UGR1
.characterised by the form of the bricks or blocks used [1, 2006.01]
F27D 1/06UGR2
. .Composite bricks or blocks [1, 2006.01]
F27D 1/08UGR3
. . .Bricks or blocks with internal reinforcement or metal backing [1, 2006.01]
F27D 1/10UGR1
.Monolithic linings; Supports therefor [1, 2006.01]
F27D 1/12UGR1
.incorporating cooling arrangements (constructions of tube assemblies in general F28) [1, 2006.01]
F27D 1/14UGR1
.Supports for linings (F27D 1/10 takes precedence) [1, 2006.01]
F27D 1/16UGR1
.Making or repairing linings [1, 2006.01]
F27D 1/18UGR1
.Door frames; Doors, lids, removable covers [1, 2006.01]
F27D 3/00HGRCharging; Discharging; Manipulation 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 3/02UGR1
.Skids or tracks for heavy objects [1, 2006.01]
F27D 3/04UGR1
.Ram or pusher apparatus [1, 2006.01]
F27D 3/06UGR1
.Charging or discharging machines on travelling carriages [1, 2006.01]
F27D 3/08UGR1
.Screw feeders; Screw dischargers [1, 2006.01]
F27D 3/10UGR1
.Charging directly from hoppers or shoots [1, 2006.01]
F27D 3/12UGR1
.Travelling or movable supports or containers for the charge [1, 2006.01]
F27D 3/14UGR1
.Charging or discharging liquid or molten material [1, 2006.01]
F27D 3/15UGR1
.Tapping equipment; Equipment for removing slag [1, 2006.01]
F27D 3/16UGR1
.Introducing a fluid jet or current into the charge (F27D 3/18 takes precedence) [1, 3, 2006.01]
F27D 3/18UGR1
.Charging particulate material using a fluid carrier [3, 2006.01]
F27D 5/00HGRSupports, screens, or the like for the charge within the furnace (travelling or movable supports F27D 3/12) [1, 2006.01]
F27D 7/00HGRForming, maintaining, or circulating atmospheres in heating chambers [1, 2006.01]
F27D 7/02UGR1
.Supplying steam, vapour, gases, or liquids [1, 2006.01]
F27D 7/04UGR1
.Circulating atmospheres by mechanical means [1, 2006.01]
F27D 7/06UGR1
.Forming or maintaining special atmospheres or vacuum within heating chambers (F27D 7/02 takes precedence) [1, 2006.01]
F27D 9/00HGRCooling of furnaces or of charges therein (F27D 1/00, F27D 3/00 take precedence) [1, 2006.01]
F27D 11/00HGRArrangement of elements for electric heating in or on furnaces (electric heating per seH05B) [1, 2006.01]
F27D 11/02UGR1
.Ohmic resistance heating [1, 2006.01]
F27D 11/04UGR2
. .with direct passage of current through the material being heated [1, 2006.01]
F27D 11/06UGR1
.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 11/08UGR1
.Heating by electric discharge, e.g. arc discharge [1, 2006.01]
F27D 11/10UGR2
. .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 11/12UGR1
.with electromagnetic fields acting directly on the material being heated [1, 2006.01]
F27D 13/00HGRApparatus for preheating charges; Arrangements for preheating charges [1, 2006.01]
F27D 15/00HGRHandling or treating discharged material; Supports or receiving chambers therefor [1, 2006.01]
F27D 15/02UGR1
.Cooling [1, 2006.01]
F27D 17/00HGRArrangement 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 19/00HGRArrangement of controlling devices [1, 2006.01]
F27D 21/00HGRArrangement of monitoring devices; Arrangements of safety devices [1, 2006.01]
F27D 21/02UGR1
.Observation or illuminating devices [1, 2006.01]
F27D 21/04UGR1
.Arrangements of indicators or alarms [1, 2006.01]
F27D 25/00HGRDevices for removing incrustations [2010.01]
F27D 27/00HGRStirring devices for molten material (F27D 3/14 takes precedence) [2010.01]
F27D 99/00HGRSubject matter not provided for in other groups of this subclass [2010.01]