US PATENT SUBCLASS 266 / 900
METAL MELTING FURNACES, E.G., CUPOLA TYPE

Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

900METAL MELTING FURNACES, E.G., CUPOLA TYPE

DEFINITION

Classification: 266/900

Furnaces, especially shaft type, adapted to liquefy metal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

213, for revolving-drum type melting furnaces.

242, for heated melting pots.

SEE OR SEARCH CLASS

373, Industrial Electric Heating Furnaces, appropriate subclass, for metal melting furnaces of the electric type.

432, Heating, appropriate subclass, for heating furnaces of general utility.