Metal melting furnace

Details Metal melting furnace Metal melting furnace

1986-08-14

1987-09-08

Rutledge, L. Dewayne

Metallurgical apparatus

With means treating or handling gases exhausted by treating...

By means recycling exhaust gas

266 87, 266175, 266901, C22B 100

Patent

active

046919007

ABSTRACT:
A metal melting furnace equipped with a preheating tower having a plurality of fork-shaped shelf-plates extending into the inside thereof, comprising a gas mixing chamber provided in the lower end portion of the tower, communicating with the upper portion of the melting furnace, a duct for circulating combustion exhaust gas from the top portion of the tower into the gas mixing chamber, a damper arranged in the duct for controlling the amount of the combustion exhaust gas circulated into the gas mixing chamber, and a plurality of nozzles connected to the duct and opening into the gas mixing chamber.

REFERENCES:
patent: 2788204 (1957-04-01), Kalling et al.
patent: 3150958 (1964-09-01), Collin et al.
patent: 3164380 (1965-01-01), Kus
patent: 3809378 (1974-05-01), Iida
patent: 4034969 (1977-07-01), Grimes

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