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The adsorption characteristics of precious and base metals on four different ion-exchange resins
(Stellenbosch : Stellenbosch University, 2000-12)
ENGLISH ABSTRACT: Adsorption tests were conducted with four different ion-exchange resins to determine
the equilibrium adsorption of a range of precious and base metals. The adsorption
characteristics were determined ...
The bio-disposal of lignocellulose substances with activated sludge
(Stellenbosch : Stellenbosch University, 2001-03)
ENGLISH ABSTRACT: Lignocellulose is the principal form of biomass in the biosphere and therefore the predominant
renewable source in the environment. However, owing to the chemical and structural
complexity of lignocellulose ...
Modelling and control of an autogenous mill using a state space methodology and neural networks
(Stellenbosch : Stellenbosch University, 2002-12)
ENGLISH ABSTRACT: Metallurgical processes are often high dimensional and non-linear making them
difficult to understand, model and control. Whereas the human eye has extensively
been used in discerning temporal patterns ...
The control of calcium and magnesium in a base metal sulphate leach solution
(Stellenbosch : University of Stellenbosch, 2003-04)
ENGLISH ABSTRACT: This thesis investigates the control of calcium and magnesium in a base metal
sulphate leach solution containing nickel and cobalt. The presence of calcium and
magnesium in the hydrometallurgical ...
An integrated approach to waste and energy minimization in the wine industry : a knowledge-based decision methodology
(Stellenbosch : University of Stellenbosch, 2004-12)
ENGLISH ABSTRACT: The importance of waste management is growing rapidly for several reasons. These
reasons include the escalating cost of wastewater treatment and cleaning chemicals, an
emerging trend of onerous regulatory ...