This report describes how the principal objectives were to gather data relating to the practical operation and application of the various coal cleaning processes and methods of screening, breaking and handling coal.
Reference:
Van der Walt, P. 1951. Research on coal cleaning in progress in Britian and on the continent. http://hdl.handle.net/10204/13070 .
Van der Walt, P. (1951). Research on coal cleaning in progress in Britian and on the continent Retrieved from http://hdl.handle.net/10204/13070
Van der Walt, PJ Research on coal cleaning in progress in Britian and on the continent. 1951. http://hdl.handle.net/10204/13070
Van der Walt P. Research on coal cleaning in progress in Britian and on the continent. 1951 [cited yyyy month dd]. Available from: http://hdl.handle.net/10204/13070