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:CSIRDate:1948This is the third annual report of the CSIR for the year ended October 5th, 1948. In accordance with the requirements of the Scientific Research Council Act, the report also presents the balance sheet and statement of income expenditure ...Read more
Author:La Grange, CC; Petrick, AJDate:1948An officer of the Institute was accordingly sent to Lourenco Marques to obtain first hand information on excessive heating matter.Read more
Author:CSIRDate:1949This report provides highlights on the activities and achievements of CSIR in the years 1948 and 1949. An outline of the CSIR structure and financial statements are also presented in the report.Read more
Author:Doornum, GAWDate:1949Utilization of the Union's low grade coal reserves may be considered to be of great importance for the industrial development of the country, and the generation of electric power at the pithead shows a way in which this can be accomplished. ...Read more
Author:Van der Walt, PJDate:1949The problem of predicting practical yield and ash values when washing coal in a specified type of washer based on float and sink data obtained from laboratory tests is discussed in this report.Read more
Author:Berry, HDate:1949The No. 4 seam at this colliery, judging from the diagrammatic representations at the end of the report, appears to maintain a uniform structure and a fairly consistent thickness throughout the mine.Read more
Author:Berry, HDate:1949This colliery is situated on the farm Vlaklaagte 35, close to the northern boundary of the Bethal Magisterial District and approximately midway between the towns of' Witbank and Bethal.Read more
Author:Savage, WHDDate:1949A series of 12 boreholes was drilled by Messrs.Sebato Investments Ltd. on the north-western portion of Elandsfontein 8 district in the years 1945 and 1946.Read more
Author:La Grange, C.C; Van Doornum, GAWDate:1949During 1948 the South African Railways and Harbors Administration approached the Institute with the request for collaboration in an investigation aimed at rendering fires in dining saloon stoves smokeless while trains were in large stations ...Read more
Author:CSIRDate:1950This is the fifth annual report of the CSIR for the year ended October 4th, 1950. In accordance with the requirements of the Scientific Research Council Act, the report also presents the balance sheet and statement of income expenditure ...Read more
Author:La Grange, CC; Wolmarans, JJDate:1950A bulk face sample (no. T124) of approximately 1 ton was taken on 12/4/1950 from the No. 5 seam, South African Witbank colliery at a point about 70 east of a point 100 south of peg 104. The seam here was about 69'' thick.Read more
Author:Savage, WHDDate:1950The work incorporated in this report was undertaken because of the introduction of new grading regulations governing the export of col from the Union, in which minimum analytical requirements for the several grades of coal were laid down.Read more
Author:La Grange, CC; Wolmarans, JJDate:1950According to information given by the Manager at navigation Colliery in May 1950, the mining height in the No. 5 seam is about 6 feet at the top of this consist of inferior material and is loaded into separate, specially marked tubs underground ...Read more
Author:Davis, PC; La Grange, CC; Coetzee, SDDate:1950During September 1950, the Institute was notified that portions of the core from a borehole drilled on the farm Kalabasvlakte 3749 were apparently impregnated with oil. Samples of the core were obtained and examined and it was conducted that ...Read more
Author:Van der Walt, PJDate:1950Although the union of South Africa possesses reasonably large reserves of coal of various qualities, the reserves of coking coal are comparatively small and are being exhausted at an alarming rate. The proven reserves of coking coal are ...Read more
Author:Shuttleworth, RGDate:1950The combustion of carbonaceous fuels is now recognized as occurring by means of both a heterogeneous reaction and a homogenous reaction.Read more
Author:La Grange, CCDate:1950The problem created by the spontaneous heating of coal has been receiving attention for more than 100 years and many investigators have worked on problems directly or indirectly associated with this phenomenon.Read more
Author:Blitz, JG; Uys, JM; Petrick, AJDate:1950The introduction of oil mixtures for impregnating timber in which penta-chloro-phenol is the active medium and kerosene the major vehicle component caused some apprehensive that explosive mixtures might be formed in the impregnation vessels.Read more