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Browsing by Supervisor "Rand, Brian"
Now showing items 1-4 of 4
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(University of Pretoria, 2009-04-16)Refcoal is a carbon precursor obtained by alkali-mediated extraction of coal with aprotic solvents such as DMF. Refcoal can be converted into a graphitic material through appropriate heat treatment. Graphitisable materials ...
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(University of Pretoria, 2011)This research study determines the potential to increase substantially the anisotropy of a coke from an aliphatic Waxy Oil produced by Sasol Synfuels at Secunda, South Africa. Experimental modifications included filtration, ...
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(University of Pretoria, 2015)Pitch material is an important precursor in the production of carbon bre, carbon composites and synthetic graphite. It has a complex transformation during pyrolysis which incorporates the separation of a liquid crystalline ...
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(University of Pretoria, 2009-12-08)The formation and development of mesophase from different pitches under carbonisation conditions was investigated. Members of the pyrolysis series were prepared from four pitches. A temperature range between 380 and 500°C ...
Now showing items 1-4 of 4