Enclosure for steel converting apparatus

Details Enclosure for steel converting apparatus Enclosure for steel converting apparatus

1975-12-31

1978-02-28

Lake, Roy

Metallurgical apparatus

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

Hood

C21B 722

Patent

active

040762238

ABSTRACT:
An open-topped vessel for converting molten ferrous metal to steel is pivotal about a horizontal axis and has bottom tuyeres for blowing oxygen or other gases upwardly through molten metal. An enclosure at least partially surrounds the vessel and has a top opening to permit a primary smoke hood to prevent the escape of pollutants when the vessel is in its vertical position. An auxiliary hood is disposed above an access door and is provided in the enclosure laterally of the vessel tilt axis. An elevatable auxiliary smoke hood is disposed in surrounding relation to the smoke hood for sealing the top opening.

REFERENCES:
patent: 2855194 (1958-10-01), Konig
patent: 3743264 (1973-07-01), Baum et al.
patent: 3799520 (1974-03-01), Hegemann et al.
patent: 3814402 (1974-06-01), Moubon
patent: 3854709 (1974-12-01), Gaw
patent: 3955803 (1976-05-01), Baum et al.

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