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During the steel production in the basic oxygen furnace (BOF), approximately 7–15kg of dust per tonne of produced steel is generated. This dust contains approximately 1.4–3.2% Zn and 54–70% Fe. Regarding the zinc content, the BOF dust is considered to be highly problematic, and therefore new technological processes for recycling dusts and sludge from metallurgical production are still searched for...
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