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Class Information
Number: 373/160
Name: Industrial electric heating furnaces > Induction furnace device > Core-type (i.e., channel) > Coil
Description: Subject matter wherein the induced current is produced by wrapping a current wire around the charge, or around means intermediate the charge and the wire.

Patents under this class:

Patent Number Title Of Patent Date Issued
8543178 Superconductor induction coil Sep. 24, 2013
6999496 High efficiency induction heating and melting systems Feb. 14, 2006
6848275 Method for melting or refining glasses or glass ceramics Feb. 1, 2005
6690710 High efficiency induction heating and melting systems Feb. 10, 2004
6501028 Thermal protection forming a heat shield Dec. 31, 2002
6434182 Composite insulating clamp assembly for induction furnace Aug. 13, 2002
5902509 Method and apparatus for inductively heating a refractory shaped member May. 11, 1999
5708257 Heating device for transfer of liquid metal and process for manufacturing the device Jan. 13, 1998
5446269 Tubing shape, particularly for fabricating an induction coil Aug. 29, 1995
5368282 Induction furnace providing controlled escape of superheated metal Nov. 29, 1994
5247539 Magnetic yoke for an induction crucible furnace Sep. 21, 1993
5222097 Channel induction furnace bushing cap cooling device Jun. 22, 1993
5208433 Inductive heating coil May. 4, 1993
4596020 Metal melting and melt heat retaining furnace Jun. 17, 1986
4499583 Induction furnace Feb. 12, 1985
4176237 Four a induction Nov. 27, 1979

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