Heating Iron Ore Concentrate With Steam

1974-11-19the smelting of cu-fe-s or ni-fe-s ore concentrates is initiated by heating to between 1,200c and 1,300c to produce cu 2 s and fes, as well as s 2, through a mixture of fuel, steam and oxidizing gas, such as 50 to 95 o 2e introduction of steam converts fes to feo and produces h 2 s, while the introduction of o 2 converts fes to feo and produces so 2.

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