| Patents for F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces (6,383) |
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| 01/21/2010 | WO2010007875A1 Exhaust gas processing facility, and method for collecting dust by exhaust gas processing facility |
| 01/19/2010 | US7648558 Method for the treatment of aluminum in a furnace |
| 01/19/2010 | US7648551 Furnace is weighed periodically to detect quantity of discharged scrap inside furnace itself, temperature of liquid bath inside furnace is detected periodically and discharge delivery of scrap in furnace is detected by weighing and is regulated to maintain temperature of bath at pre-determined value |
| 01/13/2010 | EP2142873A1 Cooled box for positioning nozzles in arc furnaces |
| 01/13/2010 | CN201382682Y Electrode chuck of electric furnace conductive horizontal arm |
| 01/06/2010 | CN201377988Y Quick-change electrode device and induction heating device equipped with same |
| 01/06/2010 | CN201377974Y Flow-guiding type roof hood smoke-exhausting and dust-removing system for arc furnace |
| 01/06/2010 | CN101619925A Ferrotitanium dispersing arc furnace cover preparation method |
| 12/31/2009 | US20090322000 Melting furnace with agitator |
| 12/30/2009 | EP2138790A2 Melting furnace with magnetic agitator |
| 12/30/2009 | EP2137329A1 Melting furnace including wire-discharge ion plasma electron emitter |
| 12/30/2009 | CN201373663Y Electron beam zone refining furnace with adjustable mutual position of beam confining electrode and accelerating anode |
| 12/30/2009 | CN101614485A Melting furnace with agitator |
| 12/29/2009 | US7637307 Adjustable feed chute and associated method of feeding and melting |
| 12/27/2009 | CA2653612A1 Melting furnace with agitator |
| 12/24/2009 | DE102008028966A1 Drehportal für einen Ofen Rotation portal for a furnace |
| 12/23/2009 | WO2009153075A1 Arc furnace |
| 12/23/2009 | EP2136172A1 Arc furnace |
| 12/23/2009 | CN100573009C A burner and method for supplying substance of burner to furnace gas-injection device |
| 12/16/2009 | CN201364027Y Split-type furnace shell of eccentric furnace |
| 12/16/2009 | CN201362729Y Electric arc furnace semi-sealed cover smoke discharging dedusting system |
| 12/16/2009 | CN101603183A Novel insulating connecting component between two metal components |
| 12/15/2009 | CA2313622C Start-up procedure for direct smelting process |
| 12/09/2009 | CN201359431Y Graphite taper sleeve |
| 12/09/2009 | CN201359430Y Electric furnace |
| 12/09/2009 | CN201359429Y Electric furnace body |
| 12/09/2009 | CN201359428Y Movable cylindrical electric furnace |
| 12/09/2009 | CN100567511C Electric arc furnace |
| 12/06/2009 | CA2648094A1 Shutter mechanism for raw material loading chute of electric furnace |
| 12/01/2009 | CA2438053C Use of organic carbon-containing minerals |
| 12/01/2009 | CA2311073C Direct smelting vessel |
| 11/26/2009 | WO2009142028A1 Inversely inclined full-lining structure |
| 11/26/2009 | DE10256513B4 Verfahren zum Schmelzen eines Metalles und Vorrichtung zur Durchführung des Verfahrens A method of melting a metal and device for carrying out the method |
| 11/25/2009 | CN101586908A Metallurgical oven and a material basket for a metallurgical oven |
| 11/19/2009 | WO2009139488A1 Process for reforming exhaust gas from metallurgical furnace, process for cooling the exhaust gas, and apparatuses for both processes |
| 11/19/2009 | CA2765201A1 Method for reforming exhaust gas generated from metallurgical furnace, method for cooling exhaust gas and apparatus therefor |
| 11/18/2009 | CN201348434Y Lifting loading-unloading device of electric furnace |
| 11/18/2009 | CN201348433Y 喷料装置 The spray device |
| 11/18/2009 | CN201348432Y Intermediate frequency heating device of molybdenum square bars |
| 11/18/2009 | CN201348431Y Vertical energy-saving rapid aluminum melting furnace |
| 11/18/2009 | CN201348430Y Heat accumulating type energy-saving aluminum melting furnace |
| 11/18/2009 | CN101581536A Scrap steel collection device |
| 11/18/2009 | CN100561613C Manufacturing method of ferrite material, ferrite core and burnt furnace system |
| 11/18/2009 | CN100561093C Charging device, especially charging stock preheater |
| 11/11/2009 | EP1539399B1 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes |
| 11/11/2009 | CN101576737A Electric arc furnace energy-saving control method and system |
| 11/10/2009 | US7615235 Film-shaped or wafer-shaped pharmaceutical preparation with masked taste |
| 11/05/2009 | US20090274190 Melting furnace, in particular electric arc furnace |
| 11/04/2009 | CN201340184Y Manual rotatable carbon-oxygen gun for furnace gate |
| 11/04/2009 | CN201340183Y Three-air duct and once-setting-firing annular kiln |
| 10/29/2009 | WO2009131148A1 Process for producing molten metal |
| 10/29/2009 | WO2009129570A1 Method and apparatus for forming titanium-aluminium based alloys |
| 10/29/2009 | DE102008019962A1 Side-dump bucket for selectively dispensing material into opening, has trough shaped base body, which has side wall at end, and oblong delivery chute is connected to base body at another opposite end |
| 10/29/2009 | CA2722017A1 Method and apparatus for forming titanium-aluminium based alloys |
| 10/28/2009 | EP2112449A1 Continuous scrap supply in an electric arc furnace (EAF) |
| 10/28/2009 | CN100554844C Utilization of non-power two-side elastic spreading joint igniting device with sintering feed bed |
| 10/21/2009 | CN201331255Y Long lifetime aluminum melting furnace |
| 10/21/2009 | CN101559980A Method for producing catalyst level antimony oxide and special antimony white furnace thereof |
| 10/21/2009 | CN100552356C Reverberator furnace |
| 10/15/2009 | WO2009126052A1 Electric arc-resistance furnace in particular for manufacturing of concentrated silicon alloys using the method of silicon dioxide and iron oxides reduction with carbon |
| 10/15/2009 | US20090256292 Adjustable feed chute and associated method of feeding and melting |
| 10/14/2009 | CN201325997Y Steel coil heating device |
| 10/14/2009 | CN101556109A Reverberator for non-ferrous metal metallurgy |
| 10/14/2009 | CN100549186C Direct smelting plant and process |
| 10/07/2009 | EP2107327A2 Thermal gas flow control system in the electric arc furnace |
| 10/07/2009 | CN201323671Y Voltage regulation and dynamic compensation device for low-voltage side of electric arc furnace |
| 10/01/2009 | WO2009120858A1 Burner/injector panel apparatus |
| 10/01/2009 | WO2009119843A1 Raw material introduction apparatus for molten iron making and method for introducing raw material for molten iron making |
| 10/01/2009 | WO2009095293A3 Method for determining the size and shape of a solid material in an arc furnace, an arc furnace, a signal processing device and programme code and a storage medium |
| 10/01/2009 | CA2719933A1 Burner/injector panel apparatus |
| 09/30/2009 | CN201318867Y Shuttle kiln |
| 09/30/2009 | CN201318866Y Fixing device for preventing arc furnace electrode from coming into collision with electrode hole |
| 09/30/2009 | CN201318865Y Energy-saving internal furnace |
| 09/29/2009 | CA2341772C Transfer of hot feed materials from a preprocessing plant to an electric smelting or melting furnace |
| 09/23/2009 | EP1634027B2 Industrial oven |
| 09/23/2009 | CN201314775Y Reflective arch screen two-return-stroke lower venting energy saving furnace mantle of arc furnace |
| 09/22/2009 | CA2410799C Method and device for preventing slag from flowing along when tapping a molten metal |
| 09/19/2009 | CA2625309A1 Smg blue flame |
| 09/17/2009 | US20090230600 Smelting or reduction furnace, in particular electric arc furnace with an open, semi-closed or closed configuration |
| 09/16/2009 | CN101532774A Manual rotary type furnace door carbon oxygen lance |
| 09/16/2009 | CN100541164C Device for performing measurements and/or taking samples in molten metals |
| 09/15/2009 | CA2474568C Use of high carbon coal ash |
| 09/11/2009 | WO2009109335A1 Electric arc furnace |
| 09/10/2009 | DE102008012280A1 Lichtbogenofen Arc furnace |
| 09/09/2009 | EP2098603A1 Method for melting of aluminium |
| 09/09/2009 | EP2021518B1 Method and device for chlorination of ore-bearing materials |
| 09/09/2009 | CN201306919Y Damper control device of dust-removal system of electric furnace |
| 09/09/2009 | CN201306918Y Regenerative high temperature air combustion shuttle kiln |
| 09/09/2009 | CN101529191A Furnace, in particular arc furnace |
| 09/09/2009 | CN100537785C Industrial oven |
| 09/09/2009 | CN100537784C Electric reducing furnace |
| 09/03/2009 | US20090219968 Control system for an arc furnace |
| 09/02/2009 | CN201302364Y Bi-circulating aluminum smelting furnace |
| 09/01/2009 | US7582253 Heat exchanger system used in steel making |
| 09/01/2009 | US7582252 Plant with rotating furnace for the melting without salt of aluminum with screening and recovery of the slags |
| 08/27/2009 | WO2009103257A1 Method for the oxidation of combustible constituents in the exhaust gas of an arc furnace |
| 08/27/2009 | US20090212470 Melting or Holding Furnace |
| 08/26/2009 | CN201297834Y Negative pressure control device for internal-combustion electric furnace |
| 08/26/2009 | CN101517103A Method and apparatus for continuous producing of metallic titanium and titanium-based alloys |
| 08/26/2009 | CN101517100A Method of reheating in a furnace using a fuel of low calorific power, and furnace using this method |