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iron smelter slag crushing methods in australia

iron smelter slag crushing methods in australia

Amethodof making cement from basemetal smelter slagproduced by a nickel, copper, lead orzinc smelter, saidslagcontaining (by wt.) from about 40% silica (SiO.sub.2), from about 35 to about 60%iron oxide(Fe.sub.2 O.sub.3) and from about 2 to about 20% calcium oxide (CaO), saidmethodincluding: crushing the slag with a source of calcium sulphate to a size of less than about 0.25 inches, heating …

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