| Patents for H05B 7 - Heating by electric discharge (3,980) |
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| 06/27/2001 | CN1067837C Submerged arc furnace with vertically movable frame |
| 06/20/2001 | CN2435899Y Copper and stainless steel cast tile between smelting electric furnace and electrode |
| 06/14/2001 | WO2001043512A1 Plasma nozzle |
| 06/14/2001 | WO2001043511A1 Transfer-type plasma heating anode |
| 06/12/2001 | US6246712 Arc furnace protection |
| 06/12/2001 | US6245280 Method and apparatus for forming polycrystalline particles |
| 06/05/2001 | US6243408 Electrode weighing stub |
| 05/30/2001 | EP1102955A1 Carbon baking furnace |
| 05/25/2001 | WO2001037619A1 Method and apparatus to facilitate restriking in an arc-furnace |
| 05/16/2001 | EP1099087A1 Method for estimating electrode tip position |
| 05/16/2001 | CN1295779A Bottom for metallurgical vessel with direct current electric arc device |
| 05/03/2001 | DE10048368A1 Kohleelektrode zum Schmelzen von Quarzglas und Verfahren zu ihrer Herstellung Carbon electrode for melting quartz glass, and process for their preparation |
| 05/02/2001 | CN1293529A Bottom electrode structure of DC are furnace |
| 05/01/2001 | US6226313 Power source circuit and its control for three-phase electric arc furnace to reduce flicker |
| 05/01/2001 | US6226312 Device to cool and protect a cathode in an electric arc furnace |
| 04/26/2001 | WO2001028730A1 Method for excitation of an electric arc and devices therefor |
| 04/26/2001 | WO2000065878A3 Method and device for supplying an electric arc melting furnace with current |
| 04/25/2001 | EP1094123A1 Electrode weighing stub |
| 04/19/2001 | WO2001028299A1 An electrode for a plasma torch |
| 04/19/2001 | WO2000075588B1 Method and device for operating electric arc furnaces and/or resistance furnaces |
| 04/19/2001 | DE19949936A1 Protection of construction parts of graphite and carbon materials on introduction into hydrogen atmosphere at above a specified temperature comprises mixing the hydrogen with an equal weight of methane |
| 04/10/2001 | US6215678 Arc plasma-joule heated melter system for waste treatment and resource recovery |
| 04/04/2001 | CN1290118A Direct arc furnace supplied by controllable current |
| 03/22/2001 | WO2001020061A1 A carbon electrode and a method for producing such an electrode |
| 03/22/2001 | CA2382685A1 A carbon electrode and a method for producing such an electrode |
| 03/21/2001 | EP1027568A4 Method and apparatus of cooking food in a lightwave oven |
| 03/20/2001 | US6204427 Process and apparatus for the partitioning and thermal treatment of heterogeneous feedstock |
| 03/15/2001 | DE19937823A1 Electrode fitting method for electrosmelting oven has aligned electrode sections rotated for screwing them together to form elongated electrode |
| 02/28/2001 | CN1285498A Cooling element |
| 02/22/2001 | DE19939229A1 Kühlelement Cooling element |
| 02/21/2001 | EP1077588A1 Self-baking composite electrode assembly for electric arc furnace |
| 02/21/2001 | EP1077358A1 Cooling element |
| 02/20/2001 | US6192065 Method and apparatus for controlling arcing in a DC arc furnace |
| 02/07/2001 | EP1074172A2 Method for producing elongated carbon bodies |
| 01/23/2001 | US6178191 Method for determination of the tip position of consumable electrodes used in electric smelting furnaces |
| 01/10/2001 | EP1066737A2 Bottom for a metallurgical vessel with a direct current electric arc device |
| 01/03/2001 | EP0828618A4 Method and apparatus for cleaning surfaces with a glow discharge plasma at one atmosphere of pressure |
| 12/28/2000 | WO2000079839A1 Method and apparatus for forming polycrystalline particles |
| 12/28/2000 | CA2375847A1 Method and apparatus for forming polycrystalline particles |
| 12/26/2000 | US6167076 Electrode wrench |
| 12/21/2000 | WO2000078101A1 Device to cool and protect a cathode in an electric arc furnace |
| 12/21/2000 | WO2000076694A1 Method and apparatus for metal electrode casting |
| 12/20/2000 | CN1059774C Method and device for regulating the position of the top of an electric furnace electrode |
| 12/19/2000 | CA2245722C Electrode and cooling element for a metallurgical vessel |
| 12/14/2000 | WO2000076275A1 Melting vessels provided with a cooled bottom electrode |
| 12/14/2000 | WO2000075588A1 Method and device for operating electric arc furnaces and/or resistance furnaces |
| 12/14/2000 | CA2376150A1 Melting vessels provided with a cooled bottom electrode |
| 12/13/2000 | CN1059457C Process for preparation of oxidation-preventive dip of graphite electrode |
| 12/12/2000 | US6160238 Tunable molten oxide pool assisted plasma-melter vitrification systems |
| 12/07/2000 | WO2000074442A1 Method of determining electrode length and bath level in an electric arc furnace |
| 12/07/2000 | DE19925599A1 Verfahren und Vorrichtung zum Betrieb von Lichtbogenschmelzöfen und/oder Widerstandsschmelzöfen Method and apparatus for operation of electric arc furnaces and / or Widerstandsschmelzöfen |
| 12/07/2000 | DE19925554A1 Bodenelektrode für metallurgische Schmelzgefäße Bottom electrode for metallurgical melting vessels |
| 12/05/2000 | US6157666 Controlled current feed device for electric arc furnace |
| 11/30/2000 | WO2000072636A1 Device and method for thermally treating substrates |
| 11/30/2000 | DE19923400A1 Vorrichtung und Verfahren zum thermischen Behandeln von Substraten Apparatus and method for thermal treatment of substrates |
| 11/29/2000 | EP1054760A1 Method and apparatus for making carbonaceous article |
| 11/23/2000 | WO2000070102A1 Device and method for spraying natural gas and/or oxygen |
| 11/23/2000 | DE19922509A1 Device for spraying fuel, preferably natural gas, and/or oxygen into an arc furnace has feed pipes for the natural gas and oxygen with various chambers and supports |
| 11/16/2000 | WO2000068441A1 Base electrodes for a direct current arc furnace |
| 11/16/2000 | DE19921287A1 Gleichstromofen A direct current furnace |
| 11/02/2000 | WO2000065878A2 Method and device for supplying an electric arc melting furnace with current |
| 11/02/2000 | DE19920049A1 Verfahren und Vorrichtung zur Stromversorgung eines über einen Lichtbogen betriebenen Schmelzaggregates Method and apparatus for supplying power to a powered via an arc melting unit |
| 11/02/2000 | CA2371094A1 Process and device for supplying current to an electric-arc melting unit |
| 10/18/2000 | CN2402093Y Heater fixing holder |
| 10/18/2000 | CN2402092Y Series copper bush for iron alloy electric furnace |
| 10/18/2000 | CN1057658C Direct-arc electric furnace fed with controlled current method to feed direct-arc furnace with controlled current |
| 10/18/2000 | CN1057600C Direct current arc furance and method for its operation |
| 10/12/2000 | DE19915575A1 Lower shaft arc oven has electrode connected to inner wall of coaxial shaft pipe via guide elements; top opening of pipe is replaceable part connected via annular plate to electrode |
| 10/11/2000 | EP1042088A1 Melting and pouring of specialty metals |
| 10/11/2000 | CN2400999Y Water-cooled interface between metallurgical electric furnace and power transformer |
| 10/11/2000 | CN2400998Y Suspended electrode lifting device |
| 10/11/2000 | CN2400997Y Buncher controlled suspended electrode lifting device |
| 10/05/2000 | WO1999050535A9 High heat producing system |
| 10/04/2000 | CN1057041C Method for extruding carbon products and device thereof |
| 10/03/2000 | US6127645 Tunable, self-powered arc plasma-melter electro conversion system for waste treatment and resource recovery |
| 09/21/2000 | DE19850735C1 Elektrode für elektrometallurgische Verfahren Electrode for electrochemical metallurgical processes |
| 09/20/2000 | CN1056719C Furnace equipment |
| 09/20/2000 | CN1056718C Self-baking carbon electrode |
| 09/14/2000 | WO2000036899A3 Coaxial electrode assembly having insulating spacers |
| 09/06/2000 | CN2395495Y 空心石墨电极 Hollow graphite electrode |
| 09/05/2000 | US6115405 Method and an arrangement for determining the height position of an electrode |
| 09/05/2000 | US6115404 Dynamic control of remelting processes |
| 09/05/2000 | CA2073236C Process and apparatus for the ignition of cvd plasmas |
| 08/30/2000 | CN2394177Y Positioner for separate electrode |
| 08/16/2000 | EP1027568A1 Method and apparatus of cooking food in a lightwave oven |
| 08/15/2000 | US6104744 Regulation or control of a fusion process in a three-phase current arc furnace |
| 08/10/2000 | WO2000047020A1 Container made of stainless steel for forming self-baking electrodes for use in low electric reduction furnaces |
| 08/10/2000 | WO2000047019A1 Container made of aluminum and stainless steel for forming self-baking electrodes for use in low electric reduction furnaces |
| 08/09/2000 | EP1026921A1 Predictive line controller for ac and dc electric arc furnaces |
| 08/03/2000 | DE19902146A1 Plasma generation method for generating impervious/dense plasmas in vacuum processes, includes applying direct current between hollow cathode, its ring anode where discharge current follows constantly to set up impervious/dense plasma |
| 08/03/2000 | DE19846100C2 Gleichstromlichtbogenofen zur Herstellung von Stahl sowie Verfahren hierzu DC arc furnace for producing steel and method therefor |
| 08/01/2000 | CA2162561C Method and device for producing three-dimensional bodies |
| 07/13/2000 | DE19852090A1 Raw graphite electrode graphitizing plant has raised tie-rods between electrode clamping supports and a carriage for hydraulic cylinder and electrical contact plate transfer between furnaces |
| 07/05/2000 | EP1016326A1 Process and apparatus for the partitioning and thermal treatment of heterogeneous feedstock |
| 07/05/2000 | CN1054255C Complete DC arc furnace equipment |
| 06/29/2000 | WO2000036899A2 Coaxial electrode assembly having insulating spacers |
| 06/28/2000 | CN1258345A Method for determination of tip position of consumable electrodes used in electric smelting furnaces |
| 06/15/2000 | DE19856765A1 Verfahren und Einrichtung zur Erfassung der Nutzungsminderung von Bauteilen an Lichtbogenöfen Method and apparatus for detecting the use of reduction of components of electric arc furnaces |
| 06/13/2000 | US6075806 Coaxial electrode assembly having insulating spacers |
| 06/08/2000 | WO2000033616A1 Method and device for detecting performance drops in the components of an arc furnace |