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SUNScholar Research Repository

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  • Lorenzen, Leon (Stellenbosch : Stellenbosch University, 1992-12)
    ENGLISH ABSTRACT: The dissolution of gold from refractory ores is a complex kinetic problem involving a number of chemical, mass transport and mineralogical factors. In most Witwatersrand ores in South Africa more ...
  • Du Preez, Abraham Francois (Stellenbosch : University of Stellenbosch, 1992-12)
    The effect of cross-winds on the performance of natural draft dry-cooling towers is studied by means of isothermal model tests, a numerical simulation and full scale measurements. The action of the wind on such towers ...
  • Hettasch, Georg (Stellenbosch : University of Stellenbosch, 1992-12)
    ENGLISH ABSTRACT: The large variety of turbo-machinery blade root geometries in use in industry prompted the question if a optimum geometry could be found. An optimum blade root was defined as a root with a practical ...