US PATENT SUBCLASS 523 / 141
.~.~.~ Composition for metallurgical furnace or oven or process of preparing

Current as of: June, 1999
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523 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {1}
1  DF  .~ PROCESSES OF PREPARING A DESIRED OR INTENTIONAL COMPOSITION OF AT LEAST ONE NONREACTANT MATERIAL AND AT LEAST ONE SOLID POLYMER OR SPECIFIED INTERMEDIATE CONDENSATION PRODUCT, OR PRODUCT THEREOF {71}
139  DF  .~.~ Composition related to metal foundry molding or metallurgical furnace or process of preparing {6}
141.~.~.~ Composition for metallurgical furnace or oven or process of preparing

DEFINITION

Classification: 523/141

Composition for metallurgical furnace or oven or process of preparing:

(under subclass 139) Subject matter wherein the composition is for a metallurgical furnace or oven apparatus.

SEE OR SEARCH CLASS

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

301,.

252, Compositions,

500+, for compositions for lining electric furnaces or for linings recited only in terms of their composition when the composition, in addition, has the property of being electrically conductive.

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

30, for processes of furnace lining formation or repair.