| Patents for F27D 11 - Arrangement of elements for electric heating in or on furnaces (4,538) |
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| 03/29/1994 | US5299224 Wall assembly for induction furnace |
| 03/22/1994 | US5297160 Furnace electrode design |
| 03/22/1994 | US5297159 Direct current-light arc furnace |
| 03/16/1994 | EP0587258A2 Method for producing titanium particles |
| 03/16/1994 | CN1024045C DC electric-arc furnace |
| 03/08/1994 | US5292109 Device for coupling the current feed to a metallurgical vessel |
| 02/23/1994 | CN2157474Y Water-cooled bottom steel anode for dc arc furnance |
| 02/23/1994 | CN1082703A Automatic compensating and balancing regulator for industrial-frequency induction smelting furnace |
| 02/23/1994 | CN1082702A Float melting apparatus and method employing axially movable crucibles |
| 02/16/1994 | CN2156463Y Dc electric arc furnace bottom electrode |
| 02/16/1994 | CN1082186A Bottom electrode of DE arc furnace |
| 02/15/1994 | US5287382 Wall electrode for a DC electric metallurgical furnace |
| 01/26/1994 | EP0472721B1 Direct current electric furnace |
| 01/13/1994 | DE4222854A1 Base electrode for direct current arc furnaces - with metal rods arranged in hearth base, with non-conducting refractory layers surrounding the rods |
| 01/05/1994 | EP0576845A1 Float melting apparatus and method employing axially movable crucibles |
| 12/28/1993 | US5274663 Direct-current arc furnace plant |
| 12/22/1993 | EP0575271A1 Electrode nipple for electric furnace |
| 12/22/1993 | CN2150509Y All-conductive water-cooling type electrode holder |
| 12/22/1993 | CN2150508Y Cooper-steel composite water-cooling AC electric-arc furnace floor positive electrode |
| 12/21/1993 | US5272720 Induction heating apparatus and method |
| 12/19/1993 | CA2098668A1 Electric furnace electrode coupling joint |
| 12/08/1993 | CN1079178A Method of smelting and heating in holding furnace for continuous casting and electric heater |
| 11/30/1993 | US5267259 Induction crucible furnace with sonically uncoupled accessible furnace platform |
| 11/24/1993 | CN1078843A System of supplying electric power to induction furnace |
| 11/09/1993 | CA2075269A1 Tank furnace for low pressure, electrically heated by means of spiral resistances placed above the level of the bath |
| 11/02/1993 | US5258601 Capillary rheometer with temperature controller for maintaining uniform temperature distribution of sample |
| 10/27/1993 | CN2144804Y Special-shaped graphitised electrode resistance furnace |
| 10/27/1993 | CN2144803Y Self-protection resistance heating metal melting furnace |
| 10/20/1993 | CN2144286Y Line-frequency induction heater for steel rail |
| 10/19/1993 | US5255285 Feedback control system for the impedance control of an electric arc furnace |
| 10/19/1993 | US5255284 Anode for an electic arc furnace utilizing electrode segments |
| 10/05/1993 | US5251231 Vacuum furnace |
| 09/21/1993 | US5247539 Magnetic yoke for an induction crucible furnace |
| 09/09/1993 | DE4206851A1 Heizrohr fuer einen industrieofen, industrieofen und verfahren zur beheizung des ofens Heating tube for an industrial oven, industrial oven and Method for heating the stove |
| 09/01/1993 | CN1075798A Method of saving electric power for ore smelter |
| 08/25/1993 | CN1075542A Anode for a direct-current electric arc furnace |
| 08/24/1993 | US5239162 Arc plasma torch having tapered-bore electrode |
| 08/18/1993 | EP0309583B1 Method of melting and refining metals, and an apparatus for cooling electrodes used therefor |
| 08/17/1993 | US5237585 Direct-current arc furnace having circumferential zones of varying conductivity |
| 08/11/1993 | EP0414759B1 Wear-resistant electrode for direct current arc furnaces |
| 08/10/1993 | US5234659 Plant for conductive electrical heating of steel blanks |
| 08/10/1993 | CA1321074C Process for continuous melting of scrap metal in a dc electric furnace, and electric furnace for implementing that process |
| 08/04/1993 | EP0553758A1 Arc plasma torch having tapered-bore electrode |
| 08/04/1993 | EP0553305A1 High intensity infrared heat treating apparatus |
| 08/04/1993 | CN2139683Y Direct cooling electrode brasses for mine heating stove |
| 08/03/1993 | US5233625 Metallurgical vessel with metallic electrode having readily replaceable wear part |
| 08/03/1993 | US5233165 Electrical heating resistance using resistive elements made of carbon/carbon composite material |
| 07/27/1993 | CA1320645C Process for melting scrap metal and electric furnace for implementing the process |
| 07/21/1993 | CN2138779Y Induction heater for zinc plating electric furnace |
| 07/20/1993 | US5229576 Heating apparatus |
| 06/24/1993 | WO1993012380A1 Earth melter |
| 06/23/1993 | EP0548042A1 Method of producing metal melts, in particular steel melts |
| 06/23/1993 | EP0548041A2 Electric furnace arrangement for producing steel |
| 06/17/1993 | CA2084138A1 Method of producing metal melts and an electric arc furnace therefor |
| 06/08/1993 | CA1318937C2 Apparatus and method for maintaining constant molten metal level in metal casting |
| 06/02/1993 | EP0544033A1 Electric furnace |
| 05/26/1993 | CN1072459A Electric furnace arrangement for producing steel |
| 05/12/1993 | EP0541044A2 DC arc furnace |
| 05/12/1993 | EP0540832A1 Anode for a direct-current arc furnace |
| 04/27/1993 | CA1316972C Apparatus for the thermal treatment of a metallic melt |
| 04/13/1993 | CA1316201C Electrode seal assembly |
| 04/07/1993 | EP0536018A1 Wall electrode for metallurgical electric direct current furnace |
| 03/30/1993 | US5199043 Lining for a direct-current electric arc furnace |
| 03/24/1993 | CN2128722Y Heating apparatus for vacuum heat treating furnace |
| 03/24/1993 | CN2128721Y Anode on bottom of DC electronic arc steel-smelting furnace |
| 03/24/1993 | CN1070302A Complete dc arc furnace equipment |
| 03/16/1993 | US5194914 Furnace for the electrothermal atomization of samples in atomic absorption spectroscopy |
| 03/10/1993 | EP0530932A2 Metallurgical container for a DC arc installation |
| 03/10/1993 | EP0530534A1 Lining for a direct-current arc furnace |
| 03/09/1993 | US5193100 Apparatus for detecting gaseous discharge in vacuum furnaces |
| 03/02/1993 | US5191592 D.c. electric arc furnace with consumable and fixed electrode geometry |
| 02/24/1993 | CN2127486Y Universal-purpose oxidation-free resistance furnace |
| 02/24/1993 | CN1069331A Direct current arc furnace |
| 02/16/1993 | US5187771 Heat processing apparatus utilizing a plurality of stacked heater holders |
| 02/03/1993 | EP0525275A1 Induction crucible furnace with a running platform |
| 01/26/1993 | CA1313043C Vacuum oven for the heat treatment of metal workpieces |
| 01/21/1993 | WO1993001461A1 Process and equipment for reducing electrode consumption and improvement of other operational parameters in electric arc furnace |
| 12/23/1992 | EP0519319A1 Method of operating a direct current arc furnace |
| 12/22/1992 | US5173920 Direct-current electric-arc furnace |
| 12/22/1992 | US5173919 Manipulation of the exit gas flow in a melting furnace |
| 12/21/1992 | CA2071171A1 Direct-current arc furnace |
| 12/16/1992 | EP0518747A1 Electrical heating resistance with resistant elements out of carbon/carbon composite materials |
| 12/16/1992 | EP0518070A1 Direct current arc furnace facility |
| 12/16/1992 | CN2125116U Electric smelting magnesia multicircuit smelting furnace |
| 12/15/1992 | CA2070951A1 Direct-current arc furnace plant |
| 12/02/1992 | EP0514407A4 High temperature diffusion furnace |
| 11/25/1992 | EP0514407A1 High temperature diffusion furnace. |
| 11/18/1992 | CN2122366U Cored induction furnace having sleeve type melting ditch |
| 11/18/1992 | CN1019141B Dc electric-arc furnace |
| 11/17/1992 | US5164148 Apparatus for heating molten metal in a ladle |
| 11/11/1992 | EP0512657A2 Device for coupling the current feed to a metallurgical vessel |
| 11/11/1992 | EP0512466A1 Magnetic yoke for a curcible induction furnace |
| 11/11/1992 | CN2121670U Inter heat ring core induction electric oven |
| 11/11/1992 | CN1066088A Improved heater arrangement for aluminum refining systems |
| 11/10/1992 | CA1310050C Plasma arc heating apparatus and method |
| 11/04/1992 | CN1065926A Ultra-high temp electric furnace |
| 10/28/1992 | EP0510701A2 Improved heater arrangement for aluminum refining systems |
| 10/06/1992 | US5153896 Metallurgical vessel equipped with at least one electrode passing through its wall |
| 10/06/1992 | US5153894 Smelting plant with removable shaft-like charging material preheater |
| 09/30/1992 | CN2117686U Electric controller of induction furnance |