US PATENT SUBCLASS 373 / 142
.~ For charging or discharging


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

138  DF  INDUCTION FURNACE DEVICE {10}
142.~ For charging or discharging {1}
143  DF  .~.~> By tilting


DEFINITION

Classification: 373/142

For charging or discharging:

(under subclass 138) Subject matter including means to supply charge material to the furnace, or means to let out the heated charge from the furnace.

SEE OR SEARCH THIS CLASS, SUBCLASS:

11, for electron beam vaporizing furnace charging means.

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.

115, for resistance 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.