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Class Information
Number: 373/107
Name: Industrial electric heating furnaces > Arc furnace device > Power supply system > With magnetically influenced arc
Description: Subject matter including magnetic means to rotate, deflect, or otherwise effect change in the arc parameter.

Patents under this class:

Patent Number Title Of Patent Date Issued
7815846 Agitator and melting furnace with agitator Oct. 19, 2010
6549557 AC arc furnace with auxiliary electromagnetic coil system for control of arc deflection Apr. 15, 2003
5960027 Apparatus for controlling arc deflection in an arc furnace Sep. 28, 1999
5956366 Arc furnace and method in which molten material is stirred and the arc is guided Sep. 21, 1999
5787109 Furnace vessel for a DC arc furnace Jul. 28, 1998
5526374 Direct current electric arc furnace Jun. 11, 1996
5383218 Direct current melting furnace with control of deflection of the electric age Jan. 17, 1995
5317591 Direct-current arc furnace May. 31, 1994
5237585 Direct-current arc furnace having circumferential zones of varying conductivity Aug. 17, 1993
5204872 Control system for electric arc furnace Apr. 20, 1993
5191592 D.C. electric arc furnace with consumable and fixed electrode geometry Mar. 2, 1993
5138630 Direct current electric arc furnace Aug. 11, 1992
5134628 Direct-current arc furnace having bottom electrodes with bath agitation electromagnet Jul. 28, 1992
4931702 Electric-arc device Jun. 5, 1990
4821284 Scrap-melting process and electric furnace for carrying out the process Apr. 11, 1989
4815097 Method and apparatus for stabilizing electric furnace arcs using an externally applied magnetic field Mar. 21, 1989
4581745 Electric arc melting apparatus and associated method Apr. 8, 1986
4578794 Metallurgical vessel Mar. 25, 1986
4495625 Magnetic field stabilized transferred arc furnace Jan. 22, 1985
4356340 DC Arc furnace having a shielded arc Oct. 26, 1982
4149024 Arc furnace for reducing metal oxides and method for operating such a furnace Apr. 10, 1979
4135052 DC arc furnace arc control Jan. 16, 1979
4110546 DC arc furnace having a rotating arc Aug. 29, 1978
4038483 Means for direct current arc furnaces Jul. 26, 1977
4034146 Method and apparatus for equalizing the wall lining wear in three phase alternating current electric arc furnaces Jul. 5, 1977
4016355 Device in direct current arc furnaces Apr. 5, 1977
3975184 Method and apparatus for production of high quality powders Aug. 17, 1976

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