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- Browsing Theses and Dissertations (Chemical Engineering) by Supervisor
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Browsing Theses and Dissertations (Chemical Engineering) by Supervisor "Pretorius, W.A."
Now showing items 1-11 of 11
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(University of Pretoria, 2010-08-19)The SAPPI Ngodwana mill is the largest integrated pulp and paper mill in Africa and is situated in the Elands River catchment in the Mpumalanga province. A need has arisen at the mill to reduce effluent volumes requiring ...
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(University of Pretoria, 2006-10-28)No abstract available.
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(University of Pretoria, 2006-12-18)Please read the abstract in the section front of this document.
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(University of Pretoria, 2006-12-18)Please read the abstract in the front section of this document
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(University of Pretoria, 2008-12-15)Settling properties of activated sludge or mixed liquor suspended solids (MLSS) have been studied for more than 75 years at wastewater treatment plants. Temperature, together with MLSS concentration, has been acknowledged ...
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(University of Pretoria, 2006-03-08)Please read the abstract in the section 00front of this document
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(University of Pretoria, 2007-01-03)This research explored the effects of operational parameters on the prefermentation of primary wastewater sludge and the resultant wastewater characteristics changes at a full-scale in-line prefermenter, with due emphasis ...
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(University of Pretoria, 2003-05-03)The pHauxostat technique for process control was proposed in the late nineteen fifties with a theoretical explanation done by Martin and Hempfling in 1976. The theory was extended in 1985 (Rice&Hempfling), but concluded ...
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(University of Pretoria, 2007-01-03)Please read the abstract in the section front of this document
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(University of Pretoria, 2010-04-08)Tertiary treatment methods were tested on secondary effluent from an abattoir biological wastewater treatment plant with the purpose of renovating it for re-use in the abattoir. The colour and dissolved organic matter could ...
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(University of Pretoria, 2006-10-28)Please read the abstract in the section 00front of this document
Now showing items 1-11 of 11