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Browsing by Author "Kafaar, A"

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  • Smollen, M; Kafaar, A (Pergamon-Elsevier Science Ltd, 1994)
    Owing to the inherent inefficiency of dewatering equipment widely used today, the search for improved dewatering techniques has been pursued by the investigation of new innovative ideas. The main thrust of these investigations ...
  • Snyman, HG; Forssman, P; Kafaar, A; Smollen, M (IWA Publishing, 2000)
    Sewage sludge is typically dewatered using drying beds, belt filter presses or centrifuges. Mechanical dewatering of sludge is costly in terms of capital and running costs, especially the flocculent. In an attempt to address ...
  • Smollen, M; Kafaar, A (Pergamon-Elsevier Science Ltd, 1997)
    The principal objective of this work is to provide a more effective alternative for sludge conditioning prior to mechanical dewatering. The common use of polyelectrolytes often results in the anal cake solids concentration ...