US PATENT SUBCLASS 373 / 115
.~ Charging or discharging

Current as of: June, 1999
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373 /   HD   INDUSTRIAL ELECTRIC HEATING FURNACES

109  DF  RESISTANCE FURNACE DEVICE {7}
115.~ Charging or discharging

DEFINITION

Classification: 373/115

Charging or discharging:

(under subclass 109) Subject matter including devices for supplying the charge into the furnace, or taking the charge out of the furnace.

SEE OR SEARCH THIS CLASS, SUBCLASS:

11, for electron beam vaporizing furnace charging.

33+, for glass furnace charging devices.

42, and 46+, for electroslag remelting furnace start-up charging and alloying devices respectively.

63, for indirect arc furnaces where the charge is fed into the space between the electrodes.

67+, for arc furnace ingot remelting where furnace electrodes constitute the charge material. 79+, for arc furnace charging, per se.

142+, for induction furnace charging, per se.

SEE OR SEARCH CLASS

110, Furnaces,

267+, and 327+ for furnace solid fuel feeders and subclasses 101+ for furnace fuel feeders, per se.

222, Dispensing,

591+, for molten metal dispensing.

266, Metallurgical Apparatus,

176+, for means to supply a charge to a heating means.

414, Material or Article Handling,

147+, for charging a chamber utilized for a heating function.