US PATENT SUBCLASS 373 / 118
.~.~ Resistance crucible

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

109  DF  RESISTANCE FURNACE DEVICE {7}
117  DF  .~ With heating element detail {7}
118.~.~ Resistance crucible

DEFINITION

Classification: 373/118

Resistance crucible:

(under subclass 117) Subject matter wherein the heating element is an electrically conductive vessel for containing the charge of the furnace.

SEE OR SEARCH THIS CLASS, SUBCLASS:

11, for electron beam furnace crucible construction.

30+, for glass furnace crucible details.

45+, for electroslag remelting furnace crucible details.

72+, for arc furnace crucible details.

156+, and 163, for induction furnace crucible details for coreless and core-type induction furnaces respectively.

SEE OR SEARCH CLASS

118, Coating Apparatus,

726+, for details of crucible structures which contain coating material during vaporization.

164, Metal Founding,

335+, for metal molding apparatus receptacles for holding, or dispensing molten material.

219, Electric Heating,

420+, for electric heating devices combined with nominally disclosed crucible, or furnace-type containers.

266, Metallurgical Apparatus,

167, and 275+ for details, or crucibles used in the metallurgical treatment of molten material.

432, Heating,

156+, and 262+ for details of crucibles where the heating means is nonelectric.