Author:Erasmus, TCDate:1962The raw coal brought to the plant was reduced to minus three inches. The minus coal was passed over screens to eliminate minus 1/4 inch fines and -3 inch +1/4 inch coal was stored in service bunkers in the pilot plant building.Read more
Author:Gericke, ELDate:1963This investigation was done at the request of Federale Vanadium, Bpk., who supplied 6 tons of their magnetic ore for this purpose.Read more