US PATENT SUBCLASS 373 / 12
.~.~ Power supply and control circuit
Current as of:
June, 1999
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373 /
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INDUSTRIAL ELECTRIC HEATING FURNACES
10
DF
ELECTRON BEAM FURNACE DEVICE
{4}
11
DF
.~ Vaporizing furnace {2}
12
.~.~ Power supply and control circuit
DEFINITION
Classification: 373/12
Power supply and control circuit:
(under subclass 11) Subject matter including means to regulate and power the operation of the vaporizing furnace.
SEE OR SEARCH THIS CLASS, SUBCLASS:
25, for plasma furnaces control systems.
40, for glass furnace electrical system regulation.
49+, for electroslag remelting furnaces with power supply control.
70, and 104+, for arc furnace power regulation.
135, for resistance furnace control, per se. 148, for induction furnace power supply regulation.
