US PATENT SUBCLASS 373 / 162
.~.~.~ Lining

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

138  DF  INDUCTION FURNACE DEVICE {10}
159  DF  .~ Core-type (i.e., channel) {5}
161  DF  .~.~ Channel {1}
162.~.~.~ Lining

DEFINITION

Classification: 373/162

Lining:

(under subclass 161) Subject matter including material covering the interior surface of the channel.

SEE OR SEARCH THIS CLASS, SUBCLASS:

30+, for glass furnace body details.

44+, for electroslag remelting furnace body details.

71+, for arc furnace body details.

137, for resistance furnace lining details.

164, for lining details of core-type induction furnace crucibles, or furnace bodies.

SEE OR SEARCH CLASS

75, Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures,

301, for reactive furnace linings.

264, Plastic and Nonmetallic Article Shaping or Treating: Processes,

30, for processes of furnace lining formation or repair.

432, Heating,

248, and 264 for linings of furnaces of general utility.

501, Compositions: Ceramic, appropriate subclasses for particular lining compositions.