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Extraction of K, AI and Ti containing compounds from ash produced by low temperature combustion
(North-West University (South Africa), 2019)
South African coal samples can contain up to 30% aluminium oxide which is constituted in the mullite and insoluble aluminium silicate mineral phases. This suggests that coal ash, produced in power plants or thermal processing ...
The influence of potassium and calcium species on the swelling and reactivity of a high–swelling South African coal
(2014)
Alkali compounds were added to a South African coal with a high swelling propensity and the behaviour of the blends were investigated. A vitrinite-rich bituminous coal from the Tshikondeni coal mine in the Limpopo province ...