Search
Now showing items 1-2 of 2
Manufacture and optimization of tubular ceramic membrane supports
(North-West University, 2005)
Inorganic membranes can be considered an alternative to organic membranes, due to their thermal, chemical and mechanical stability under harsh conditions. Ceramic membranes are used as support structures to increase ...
Membrane based separation of nitrogen, tetrafluoromethane and hexafluoropropylene
(North-West University, 2012)
Pure fluorocarbon gases can be sold for up to 30 USD/kg, if they were manufactured
locally. Due to the absence of local demand, South Africa at present has less than 0.3 % of the fluorochemical market and most fluoro–products ...