Apparatus for the production of metals by a smelting metallurgic

Details Apparatus for the production of metals by a smelting metallurgic Apparatus for the production of metals by a smelting metallurgic

1974-12-09

1976-02-17

Dost, Gerald A.

Metallurgical apparatus

With control means responsive to sensed condition

With means responsive to condition of treated material

98115R, 266 16, C21C 540

Patent

active

039387887

ABSTRACT:
An improvement in an apparatus for the production or refinement of metals comprising a furnace and a hood disposed thereover, which improvement comprises an upper chamber surrounding the sides and the top of said furnace, said upper chamber having at least one chamber side wall, said wall having a first movable door therein, a runway disposed within said chamber and partially out of said chamber, a charging crane disposed on said runway having disposed on one side thereof a second movable door movable therewith, means connected to said charging crane for moving said first movable door to permit entry of said charging crane, the size of said first and second movable doors being such as to substantially occupy the entire entrance way to said upper chamber.

REFERENCES:
patent: 2803450 (1957-08-01), McFeaters
patent: 3743264 (1973-07-01), Baum et al.
patent: 3791636 (1974-02-01), Anderson

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