Browsing Faculty of Engineering by Subject "carbonation"

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Conversion of calcium sulphide to calcium carbonate during the process of recovery of elemental sulphur from gypsum waste

De Beer, M.; Liebenberg, L.; Maree, J.P.; Doucet, F.J. (Elsevier, 2014)

The production of elemental sulphur and calcium carbonate (CaCO3) from gypsum waste can be achieved by thermally reducing the waste into calcium sulphide (CaS), which is then subjected to a direct aqueous carbonation step ...