Preheater for reverberatory melting furnaces

Details Preheater for reverberatory melting furnaces Preheater for reverberatory melting furnaces

1985-02-25

1987-06-30

Yuen, Henry C.

Heating

Work chamber having heating means

Having means by which work is progressed or moved mechanically

266901, 406 88, 432152, 432168, 432192, F27B 900, C21C 500

Patent

active

046767428

ABSTRACT:
An improved preheater is provided suitable for use with gas or oil fired reverberatory melting furnaces for recycling aluminum scrap and other scrap metals. The improved preheater comprises a charge box having a bottom, and a chamber having a bed. The chamber is in communication with the charge box at one end, and, an exit at the other. A pusher is provided for pushing the contents of the charge box into the chamber and thus pushing the contents of the chamber towards the exit. The chamber is of uniform expanding dimensions from its one end in communication with the charge box towards the exit. The bed of the chamber carries openings therethrough from a gas chamber therebelow into which heated waste gas is passed for circulation through the openings in the bed through the contents of the chamber.

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