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Method of operating a dc arc Furnace.
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Chromium-reducing bacterium and the use thereof.
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Jigging apparatus.
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Agglomeration of ores.
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Method of binding together particulate material.
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Brickmaking with ferrosillicon bag filter dust
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Brickmaking with an acid slag
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Granulation of molten metal
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BR9202861A
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Process of igniting a finally divided mining mixture, and sinterization appliance
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Infra red ignition method for ore sintering process
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Furnace lining
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Process for the irradiation of a mineral, process for the classification of a mineral and appliance for such processes
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Sorting of ore
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Pressure rings
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Process for solid state reduction of chromite ores
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