Method of recovering valuable metals from zinc bearing...

Details Method of recovering valuable metals from zinc bearing... Method of recovering valuable metals from zinc bearing...

C - Chemistry, Metallurgy

22

B

53/320, 39/53

C22B 19/08 (2006.01)

Patent

CA 1083829

ABSTRACT OF THE DISCLOSURE The blast furnace of the present invention comprises a V-shaped or an inclined hearth, tuyeres disposed along the hearth, a tap hole for discharging matte and/or slag disposed at the lowest part of the hearth, and dampers having bottom ends along a V-shaped or inclined line corresponding to that of the hearth, each being disposed to agree with the tuyeres. The present blast furnace, when employed for smelting by feeding briquetted Zn- bearing materials thereto and blowing pre-heated air in through the tuyeres disposed along the hearth, provided improved smelting efficiency in separating and recovering valuable volatile and non-volatile metals.

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