Browsing by Subject "Slag"
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The influence of the roof and floor geological structures on the ash composition produced from coal at UCG temperatures
(Taylor & Francis, 2020)The mineralogy of the ash and slag formed at typical UCG temperatures were investigated using a bituminous coal from the Theunissen UCG site in the Free State province of South Africa. The ash and slag samples were produced ... -
Water leaching of inorganic species from coal ash and slag generated at typical Underground Coal Gasification (UCG) temperatures
(North-West University (South Africa), Potchefstroom Campus, 2017)Underground coal gasification (UCG) is a better and more environmentally friendly way of gasifiying coal, using coal seams that are not economically viable to mine or coal seams that are deep underground. This technology ...