Author:Quass, FWDate:1946In order to establish the relative suitable for steam raising purposes of South African anthracite, firing tests were carried out in an experimental furnace on a number of nut size largely on the anthracite.Read more
Author:Quass, FW; Coetzee, SDDate:1946Volatile determinations were carried out on nut and powdered coal samples in an electric muffle furnace.Read more
Author:Quass, FWDate:1943This report details a series of six boreholes put down by the Anglo-Transvaal collieries Ltd., on the farm Grootpan in the Witbank District of Transvaal.Read more
Author:Quass, FWDate:1943In September, 1939, an intensive survey of the torbanite occurrences in the vicinity of Mooifontein 287, north of Ermelo, was begun by the Geological survey.Read more