Browsing by Subject "Chrome liberation"
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Liberation of chromium from ferrochrome waste materials utilising aqueous ozonation and the advanced oxidation process (North-West University, 2014)During ferrochrome (FeCr) production, three types of generic chromium (Cr) containing wastes are generated, i.e. slag, bag filter dust (BFD) and venturi sludge. The loss of these Cr units contributes significantly to the ...