Author:Bosire, J; Celliers, Louis; Groeneveld, J; Paula, J; Schleyer, MHDate:Dec 2015The Western Indian Ocean (WIO) region spans across a large latitudinal range, from the Somalia region, influenced
by the strong monsoon regime of the northern Indian Ocean, to the southern temperate regime of the tip of
South Africa, where ...Read more
Author:De Beer, Morris; Van der Merwe, CJ; Rohde, GTDate:1997This report contains a set of practical course notes on the Rehabilitation Design of flexible pavements in southern Africa based on extensive research by various researchers and / or practitioners in South Africa. The course is intended for ...Read morecb
Author:Savage, WHDDate:1965In the above paper analyses of samples taken in the Wilsontown main seam. Riddochhill colliery at sixty-nine five foot intervals from a large vertical dyke are given.Read more
Author:Masindi, VhahangweleDate:Dec 2015Wastewaters originating from mining activities are usually acidic and often contain high concentrations of Fe, Mn, Al and SO 2 in addition to traces of Pb, Co, Ni, Cu, Zn, Mg, Ca and Na. This wastewater impacts surface and subsurface water ...Read more
Author:Shannon, LV; Shackleton, LYDate:1988Against a background of the techniques and instrumentation available for remote sensing in the marine environment, this report considers the rationale for their use by the South African marine community. Local applications of remote sensing ...Read more
Author:Taylor, H; Spencer, JDDate:Jan 1979Relatively short scoured wool with moderately heavy vegetable fault was processed successfully, when blended with cotton in 75/25 and 50/50 ratios on standard cotton machinery.Read more
Author:Robinson, GA; Cawood, MP; Dobson, DADate:Oct 1977Very fine "singles" Repco wrapped core-spun (RWCS) wool yarns were spun and knitted successfully into lightweight double jersey knitwear.Read more
Author:Gaigher, JLDate:1976This report discusses an investigation of radio frequency ashing, micro-sieving in an ultrasonic bath and X-ray diffraction analysis, it is possible to determine the grain-size distribution of the mineral matter in a coal sample.Read more
Author:Van Eck, BDate:1961This report details the results of two performance tests carried out on a Wemco-drum Dense Medium washing plant at Elandsberg colliery in January, 1961. As this was the first drum type dense medium separator to be installed in this country ...Read more
Author:Van Eck, BDate:1961A centrifuge was recently installed at Douglas Colliery for dewatering the Baun-washed fine coal after extraction from the settling ponds.Read more
Author:Van Eck, BDate:1960The FRI was approached by Messrs. Nortons Tividale SA (Pty) Limited, with the request to carry out certain tests on a dense medium washer supplied by them to the Carnarvon Anthracite Colliery.Read more
Author:Andrews, RJ; De Villiers, JA; Lategan, PM; Neytzell, FG; Van Der Walt, JPDate:Sep 1978An ad hoc meeting held in Bloemfontein on 29th November, 1976, identified a need for greater contact between South African research groups involved in fermentation technology. The meeting also suggested that the stimulation of research and ...Read more
Author:Steyn, WJvdMDate:Nov 1999This report describes a tour of duty undertaken to the USA in October 1999. The objectives of this tour of duty were to attend the 1999 Reno APT Conference, visit to smart material companies and visit the Palmdale HVS site.Read more
Author:Boshoff, HPDate:1961This report investigates 3 boreholes drilled on the farm Driefontein 70 and Rolfontein 40 in the Amersfoort district and Nooitgedacht 105 in the Ermelo District of Transvaal. Coal cores were used for description and sampling, taken from the ...Read more
Author:Saler, ADate:1973After a few preliminary tests with carious coals the work was concentrated on Van Dyks Drift fines. This investigation will be covered on a separate report.Read more
Author:Fourie, PJFDate:1965The FRI was requested by the management of Amajuba Anthracite to take samples at the colliery on the run-of-mine- coal after crushing, and to do a screen analysis on it. hey also asked for proximate analyses on the different screen.Read more
Author:Hannerman, HA; Fourie, PJFDate:1974The success achieved in producing low ash content in single-stage separation at high feed rates motivated the subsequent extension of investigations to include a bulk sample of Landau minus 0.5 mm fines, obtained by selective mining.Read more
Author:Sorgedrager, PGDate:1961A number of trials were carried out on the Institute's boiler installation with the object to· investigate the possibilities of using washed-charred coal from South Witbank Colliery as fuel. The charred coal was obtained from African Explosives ...Read more