| Patents for F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces (6,383) |
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| 04/19/2007 | DE10150628B4 Elektrolichtbogenofenanlage mit einem Abgaskrümmer Electric arc furnace with an exhaust manifold |
| 04/18/2007 | CN2890807Y Oxidation ignition loss controller for aluminium alloy melting furnace |
| 04/18/2007 | CN2890806Y 屏蔽节能电熔炉 Shield energy-saving electric furnace |
| 04/18/2007 | CN2890805Y Energy-saving zinc melting furnace |
| 04/18/2007 | CN2890670Y Frequency conversion air feeder for melting furnace |
| 04/18/2007 | CN2890663Y Burning nozzle fire baffle |
| 04/18/2007 | CN1950523A Tapping pipe |
| 04/18/2007 | CN1949942A Contact plate for electrometallurgical furnace electrode and method for fabricating this plate |
| 04/18/2007 | CN1949407A Manufacturing method of ferrite material, ferrite core and burnt furnace system |
| 04/17/2007 | US7204209 Lance for injecting fluids for uniform diffusion within a volume |
| 04/12/2007 | DE10347947B4 Industrieofen und zugehöriges Düsenelement Industrial furnace and associated nozzle member |
| 04/11/2007 | CN1946859A Furnace type structure of heating furnace |
| 04/11/2007 | CN1309845C Direct smelting furnace |
| 04/04/2007 | CN2886479Y Heating furnace for partial annealing |
| 04/04/2007 | CN1939840A Tail gas treatment and reutilization for calcium carbide stove |
| 04/03/2007 | CA2367782C Quadrilateral assembly for coherent jet lancing and post combustion in an electric arc furnace |
| 03/29/2007 | WO2007034138A2 Control system for an arc furnace |
| 03/29/2007 | DE10207394B4 Geschmacksmaskierte oblatenförmige Arzneizubereitung A taste masked pharmaceutical preparation wafer-shaped |
| 03/29/2007 | CA2623183A1 Control system for an arc furnace |
| 03/28/2007 | CN1936474A Anti-dust apparatus in roller-hearth-type heat treatment furnace |
| 03/27/2007 | US7196297 Process and system for thermally uniform materials processing |
| 03/27/2007 | US7195480 Shaft preheater |
| 03/21/2007 | CN2881500Y Rotary dust removing deflector of electric arc furnace |
| 03/21/2007 | CN1934278A Direct smelting plant |
| 03/14/2007 | EP1325159B1 A direct smelting process |
| 03/14/2007 | CN2879079Y Refined material no-power-cut collecting type high-efficiency AC arc oven |
| 03/14/2007 | CN1304649C Direct-current arc furnace for preparing magnesium oxide single-crystal |
| 03/07/2007 | CN1926397A Charging device, especially charging stock preheater |
| 03/07/2007 | CN1924031A Heating furnace roller thermal insulation protective layer with heat and shake proof quality |
| 03/07/2007 | CN1303224C Method and device for the continuous production of steel using metal charge material |
| 02/28/2007 | EP1756503A1 System for applying vertical compressive force to furnace walls |
| 02/28/2007 | EP1756320A2 Heat exchanger system used in steel making |
| 02/28/2007 | CN2874380Y Observation hole seat new structure of anode baking stove |
| 02/22/2007 | WO2007019917A1 Tapping channel for a metallurgical furnace |
| 02/22/2007 | US20070042312 Industrial furnace |
| 02/21/2007 | EP1754796A1 Quadrilateral assembly for coherent jet lancing and post combustion in an electric arc furnace |
| 02/21/2007 | EP1183914B1 Melting vessels provided with a cooled bottom electrode |
| 02/21/2007 | CN2872266Y Hearth for ceramic oven and ceramic cooker |
| 02/21/2007 | CN2872264Y Connecting gas hood with induced fume extractor |
| 02/21/2007 | CN2872260Y Furnace roof with two-row combustion holes |
| 02/21/2007 | CN2872246Y Structure of upper electrode and electrode clipper for electric calcinator |
| 02/21/2007 | CN2872245Y Conductivity cross arm and copper lining plate fixer of electric arc furnace |
| 02/21/2007 | CN2872244Y Small furnace-roof centering block of electric arc furnace |
| 02/21/2007 | CN2872243Y Ore-smelting furnace |
| 02/21/2007 | CN2872242Y Energy-saving zinc-melting furnace |
| 02/21/2007 | CN2872241Y Connecting gas hood for cathode calciner |
| 02/21/2007 | CN2872240Y Built-in T-shaped brick flat deck structure of flue |
| 02/21/2007 | CN2872239Y Upper electrode of electric burner |
| 02/21/2007 | CN1918306A 冶金容器 Metallurgical vessel |
| 02/21/2007 | CN1916197A New method for sinking melting materiel into furnace through top blast |
| 02/21/2007 | CN1301395C Method for manufacturing a cooling element and a cooling element |
| 02/15/2007 | WO2007017210A1 Cooling device for the electrodes of a metallurgical furnace |
| 02/15/2007 | WO2007016752A1 Smelting furnace |
| 02/15/2007 | US20070034054 Method for the treatment of aluminum in a furnace |
| 02/15/2007 | DE102005037749A1 Kühlvorrichtung aus Einzelsegmenten für Elektroden eines metallurgischen Ofens Cooler of individual segments for electrodes of a metallurgical furnace |
| 02/14/2007 | EP1752726A1 Transfer system for liquid metals |
| 02/14/2007 | CN2869728Y Non-ferrous metal smelting, heat-insulating composite furnace |
| 02/14/2007 | CN2868505Y Diecasting machine heating-melting device |
| 02/14/2007 | CN1300043C Electric furnace bottom dry ramming mass and its making method |
| 02/13/2007 | CA2454369C Coherent jet system with outwardly angled flame envelope ports |
| 02/13/2007 | CA2313234C Roof-mounted oxygen-fuel burner for a glass melting furnace and process of using the oxygen-fuel burner |
| 02/08/2007 | WO2007014519A1 A dynamic expanding application technology |
| 02/08/2007 | CA2617407A1 A dynamic expanding application technology |
| 02/07/2007 | CN2867548Y Arc furnace DC power-supply distribution switch |
| 02/07/2007 | CN2867239Y Electric smelting magnesium furnace capable of adjusting electrode spacing guiding post |
| 02/07/2007 | CN2867238Y Rotary tilting feed melting furnace |
| 02/06/2007 | US7172640 Method and device for melting down metal-containing materials |
| 02/06/2007 | CA2224716C Method for an improved energy input into a scrap bulk |
| 01/31/2007 | CN2864536Y Pre-calcination blanking measurement online check support device for petrol coke calcination |
| 01/31/2007 | CN1904534A Method of implementing multigun directional plasma ore smelting furnace |
| 01/30/2007 | CA2364273C Rotary hearth furnace for producing reduced metal and method of producing reduced metal |
| 01/25/2007 | WO2007009924A1 Method for determining at least one state variable of an electric arc furnace, and electric arc furnace |
| 01/25/2007 | DE102005034378A1 Verfahren zur Bestimmung der Beschaffenheit des Inhalts eines Lichtbogenofens Method for determining the nature of the contents of an arc furnace |
| 01/25/2007 | CA2615929A1 Method for determining at least one state variable of an electric arc furnace, and electric arc furnace |
| 01/24/2007 | EP1746375A2 Oxy-fuel combustion system and uses therefor |
| 01/24/2007 | CN2861916Y Improvement of structure of flame position for fuel oil smelting furnace |
| 01/24/2007 | CN1902329A Method for pre-heating, transforming and melting a metal charge and relative plant |
| 01/24/2007 | CN1900645A Simulation analogue regulator for DC electric arc furnace control and protective function |
| 01/18/2007 | WO2007006558A2 Apparatus for the combustion of gas exiting from a furnace, for the preheating of scraps entering the furnace itself and related process |
| 01/18/2007 | WO2006087212A3 Furnace system and method for melting down metallic or metal-containing feed material |
| 01/18/2007 | US20070013112 Charging device, especially charging stock preheater |
| 01/18/2007 | CA2614780A1 Apparatus for the combustion of gas exiting from a furnace, for the preheating of scraps entering the furnace itself and related process |
| 01/17/2007 | CN2859419Y A top and bottom compound blow vacuum inductive stove |
| 01/17/2007 | CN2859418Y A direct current arc inductive stove |
| 01/11/2007 | US20070006989 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes |
| 01/10/2007 | EP1740728A1 Metallurgical processing installation |
| 01/10/2007 | CN2856892Y High temp case-type energy saving resistance furnace |
| 01/10/2007 | CN2856891Y Hearth structure of protecting atmosphere of high temp sintering resistance furnace |
| 01/09/2007 | CA2392788C Digital electrode observation |
| 01/09/2007 | CA2367997C Metallurgical vessel comprising a tapping device and method for the controlled, slag-free extraction of molten metal from said vessel |
| 01/04/2007 | WO2006124422A3 Excess air control for cracker furnace burners |
| 01/04/2007 | DE102005034309A1 Wall element for electric arc metal furnace has upper section consisting of an array of upright steel pipes |
| 01/04/2007 | CA2550880A1 Management process for an open anode furnace |
| 01/03/2007 | CN2854471Y Double water-cooled hulling furnace |
| 01/03/2007 | CN2854470Y Side-blown submerged bath smelting furnace |
| 12/28/2006 | DE102005026893A1 Verfahren zur Regelung des Schmelzprozesses in einem Elektrolichtbogenofen Method for controlling the melting process in an electric arc furnace |
| 12/27/2006 | CN1884947A Keyway type heat radiation heating furnace with digital intelligent control |
| 12/26/2006 | US7153129 Remote staged furnace burner configurations and methods |
| 12/21/2006 | WO2006092549A3 Process and plant for gas-based direct steelmaking |
| 12/21/2006 | US20060285572 Process container with cooling elements |