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The nonferrous smelting combination furnace

Technologies

The nonferrous smelting combination furnace

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CINF Engineering Corporation Limited

This invention discloses a nonferrous smelting combination furnace, incl. the builtin high and lower hearths with partition wall installed inside. The high and lower hearths each installed with charging opening are provided with highend smelting zone and lower end slag impoverishment zone, the partition wall is located between the smelting zone and slag impoverishment zone, the base plane is lower than the slag impoverishment zone to ensure the matte flowing from the slag impoverishment zone to the smelting zone. Inside the slag impoverishment zone is installed the electrode for additional heating to the zone, between the smelting zone and slag impoverishment zone and on the top of the high and lower hearths above the partition wall are installed a combined exhaust port. This invention is characterized by simple preparation of the charge, good environment, high specific hearth capacity and low energy consumption.