Browsing Natural and Agricultural Sciences by Subject "Catalyst"
Now showing items 1-2 of 2
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The behaviour of potassium and sodium species during the thermal treatment of a demineralized Highveld coal
(North-West University, 2011)A series of experiments was conducted to investigate the potential influence of pre- and post adding of catalysts to a demineralized coal char. The catalysts were chosen according to yield better catalytic activity and be ... -
Oxidation of sodium thiocyanate (NaSCN) in high ionic-strength process aqueous liquor
(North-West University (South Africa), 2015)The use of liquid redox processes (Stretford Process) for the absorption of H2S from gaseous streams and converting the absorbed H2S into elemental sulphur is widely used. The chemistry of Stretford process aqueous liquors ...