Now showing items 1-2 of 2

    • The production of precipitated calcium carbonate from industrial gypsum wastes 

      De Beer, Marinda (2014)
      Precipitated calcium carbonate (PCC) is a material of great interest due to its large range of applications in polymer composites, as rubber filler, additive for plastics, paints and paper, and in pharmaceuticals. PCC ...
    • Treatment of acid mine drainage and acidic effluents 

      De Beer, Marinda (North-West University, 2005)
      The scarcity of water in South Africa is exacerbated by pollution of the surface- and ground- water resources. Typical pollutants of the aquatic environment include acid mine drainage and industrial effluents. AMD and ...