| Patents for F27B 3 - Hearth-type furnaces, e.g. of reverberatory type; Electric arc furnaces (6,383) |
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| 07/26/2006 | CN2800205Y DC smelting furnace for electrically fused magnesia |
| 07/26/2006 | CN2800199Y Industrial kiln |
| 07/26/2006 | CN2800198Y 一种工业用窑炉 An industrial furnace |
| 07/26/2006 | CN1808033A Upper electrode of electric calciner |
| 07/25/2006 | CA2271241C Continuous sintering plant integrated with glove box for maintenance use |
| 07/20/2006 | DE20023820U1 Reducing oxygen content of copper melt comprises melting copper initially in shaft furnace, and subsequently feeding it to treatment furnace via transporting channel |
| 07/19/2006 | EP1497232B1 Method and electric furnace for melting vitreous materials |
| 07/19/2006 | CN2798006Y Core type smelting channel sample plate |
| 07/19/2006 | CN2798005Y High temp bogie electric resistance furnace |
| 07/19/2006 | CN2798004Y High efficiency environmental-protection LG heating stove |
| 07/19/2006 | CN1806056A Cooling element and method of manufacturing a cooling element |
| 07/19/2006 | CN1264995C Blasting lance with gas/liquid mixing chamber and method for expansion cooling thereof |
| 07/13/2006 | WO2006072363A1 Hearth furnace, method, and use of said hearth furnace for melting metals |
| 07/13/2006 | DE102004062261A1 Herdofen, Verfahren sowie Verwendung des Herdofens zum Schmelzen von Metallen Hearth furnace process and use of the hearth furnace for melting metals |
| 07/12/2006 | EP1678333A2 Tapping tube |
| 07/12/2006 | CN1802443A Direct smelting plant and process |
| 07/11/2006 | CA2316620C Method and apparatus for supplying granular raw material for reduced iron |
| 07/06/2006 | DE102005061589A1 Device for treating a melt or slag comprises a vessel for the melt or slag, an injection lance, a lance moving unit, a conveying unit, a pneumatic conveying line and a monitoring device |
| 07/05/2006 | EP0825970B1 Process for making fused-cast refractory products |
| 07/05/2006 | CN1262515C Fire-resistant substance and method for producing a fire-resistant lining |
| 06/29/2006 | DE102004061082A1 Metallurgisches Gefäß A metallurgical vessel |
| 06/28/2006 | CN2791068Y Roller type aluminium alloy hardening furnace |
| 06/28/2006 | CN1793765A Agitator, agitating method, and melting furnace with agitator |
| 06/28/2006 | CN1261350C Temperature controlled arc method for preparing amorphous carbon nanometer tubes |
| 06/21/2006 | EP1671072A2 Electrode arrangement as substitute bottom for an electrothermic slag smelting furnace |
| 06/21/2006 | EP1368995B1 Electrode seal for arc furnace |
| 06/21/2006 | CN2789272Y Steel rolling heating furnace special shaped heat resisting steel sliding block |
| 06/21/2006 | CN1789114A High purity gallium nitride nanometer line preparation method |
| 06/15/2006 | WO2006061530A2 Method for melting a composition of raw materials with an arched burner |
| 06/14/2006 | EP1275626B1 Carbonaceous refractory and method for preparing the same |
| 06/13/2006 | US7060220 Metal melting furnace |
| 06/08/2006 | US20060119019 Gas flushing device for metallurgical melting pots |
| 06/07/2006 | EP1664648A2 A burner and gas-injection device |
| 06/07/2006 | EP1664355A1 Method for collecting and treating reaction gases from a production plant for molten metal and dust-removing machine therefor |
| 06/07/2006 | EP1567680A4 Method and apparatus for optimized mixing in a common hearth in plasma furnace |
| 06/07/2006 | EP1539399A4 Method and apparatus for melting titanium using a combination of plasma torches and direct arc electrodes |
| 06/07/2006 | CN1781576A Temperature lowering bag type dust removing technology for movable filter material of calcium carbide furnace |
| 06/07/2006 | CN1258606C Device for metal reduction and melting process and method using said device |
| 05/24/2006 | EP1658467A1 Electric reducing furnace |
| 05/24/2006 | DE102005034409B3 Electric arc furnace state variable determining method, involves determining state variable with aid of transfer function that is determined by evaluation of measured vibrations and evaluation of measured data of one electrical sensor |
| 05/24/2006 | CN2783680Y Low impedance short net for mine heating stove |
| 05/24/2006 | CN2783232Y Double-cavity continuous industrial electric furnace |
| 05/18/2006 | DE4317733B4 Verfahren und Konzentratbrenner zum Zuführen eines Reaktionsgases The method and the concentrate burner for feeding a reaction gas |
| 05/18/2006 | DE4317732B4 Verfahren zum Oxidieren eines pulverförmigen Brennstoffs mit zwei Gasen unterschiedlichen Sauerstoffgehalts und Brenner A method for oxidizing a pulverized fuel with two different gases and burner oxygen content |
| 05/17/2006 | EP1413174A4 Mounting arrangement for auxiliary burner or lance |
| 05/17/2006 | CN1774516A Method for improving energy supply to a scrap metal pile |
| 05/11/2006 | WO2006047857A1 Apparatus and method for cleaning regenerative-burner media bed |
| 05/11/2006 | DE112004000914T5 Kühlungselement und Verfahren zur Herstellung eines Kühlungselements Cooling element and method for manufacturing a cooling element, |
| 05/10/2006 | CN1771765A Process and system for thermally uniform materials processing |
| 05/10/2006 | CN1255557C Device for blowing gas into metallurgical furnace |
| 05/09/2006 | US7040122 Process for production of molten glass |
| 05/03/2006 | CN2777467Y Kiln for dewatering of alumine powder ore |
| 05/03/2006 | CN1768010A Device and method for casting and drawing out molten iron-containing and mineral materials |
| 04/26/2006 | CN1762547A Electric arc furnace dust-collecting sulfur-removing method and device |
| 04/25/2006 | US7032526 Method for combustion treatment of combustible waste and apparatus therefor |
| 04/20/2006 | WO2006040394A1 Metallurgical furnace |
| 04/20/2006 | WO2006040393A1 Metallurgical furnace |
| 04/20/2006 | CA2583507A1 Electric arc furnace steelmaking |
| 04/12/2006 | CN1758004A Furnace lining ramming nass of electric arc furnace bottom electrode region and its production technology |
| 04/12/2006 | CN1250746C Method and its device for feeding raw materials to movable hearth furnace |
| 04/11/2006 | US7027481 Method and electric furnace for melting vitreous materials |
| 04/11/2006 | US7025590 Remote staged radiant wall furnace burner configurations and methods |
| 04/06/2006 | WO2005118889A3 Tapping tube |
| 04/05/2006 | CN2769801Y Zinc-smelting furnace |
| 03/29/2006 | EP1144322B1 Method and furnace for heating glass sheets and method for making the furnace |
| 03/28/2006 | US7019266 Substantially-uniform-temperature annealing |
| 03/23/2006 | DE102004045701A1 Metallschmelzofen und Verfahren sowie Verwendung zum Schmelzen von Metallen Metal melting and procedures, and use for melting metals |
| 03/22/2006 | EP1637823A1 Metal melting furnace and method as well as use for melting of metals |
| 03/22/2006 | CN1246662C Water-cooling panel for furnace wall and furnace cover of arc furnace |
| 03/16/2006 | WO2006027413A1 Distributor of hot feed material |
| 03/16/2006 | WO2005052196A3 Method for pre-heating, transforming and melting a metal charge and relative plant |
| 03/16/2006 | CA2579743A1 Distributor of hot feed material |
| 03/15/2006 | EP1634027A1 Industrial oven |
| 03/09/2006 | US20060049554 Cooling element |
| 03/08/2006 | CN1745287A Plant with rotating furnace for the melting without salt of aluminium, with screening and recovery of the slags |
| 03/08/2006 | CN1743778A Expanding use of dynamic technique |
| 03/02/2006 | WO2006021515A1 Method and device for operating an electric-arc furnace |
| 03/01/2006 | EP1629243A2 Device for improved slag retention in water cooled furnace elements |
| 03/01/2006 | EP1432954B1 Method and device for assembling and disassembling a lower vessel of an electric arc furnace |
| 03/01/2006 | CN2762035Y Smelting furnace for recovering aluminium |
| 03/01/2006 | CN1244253C 感应炉 Induction furnace |
| 03/01/2006 | CN1243839C Method and appts. for feeding solid material and oxidizing gas into suspension smelting furnace |
| 02/23/2006 | WO2005071335A3 Arc furnace pressure ring assembly |
| 02/22/2006 | EP1627195A1 Process container with cooling elements |
| 02/16/2006 | WO2006016201A1 Deslagging door closure for electric arc furnace |
| 02/16/2006 | US20060035193 Material feeding apparatus for rotary hearth furnace |
| 02/15/2006 | EP1625241A1 Method for the treatment of aluminum in a furnace |
| 02/15/2006 | CN1734222A Digital electrode observation |
| 02/15/2006 | CN1734221A Metal melting furnace |
| 02/15/2006 | CN1242236C Means and method for heating |
| 02/14/2006 | US6999495 Method and apparatus for spatial energy coverage |
| 02/08/2006 | CN2757075Y Automatic blowing device for conductive clamp |
| 02/08/2006 | CN1240850C A process and apparatus for producing metals and metal alloys |
| 02/02/2006 | US20060022388 Metallurgical vessel |
| 02/01/2006 | EP1621641A2 Apparatus for injecting solid particulate material into a vessel |
| 02/01/2006 | CN2755530Y Semi-continuous metallurgical furnace with three chamber |
| 02/01/2006 | CN1729067A Gas flushing device for metallurgical melting pots |
| 01/25/2006 | CN2754037Y Three-stage two-piece fatigue high-temperature integrated furnace |
| 01/25/2006 | CN1724963A Calcined coke graphitization method and calcined coke graphitization furnace |
| 01/25/2006 | CN1724962A 金属熔解炉 Metal melting furnace |