Author:Petrick, AJDate:1954The fuel and power supplies developed reasonably uniformly with the demand in the Union of South Africa up to about 1945. Although the coal industry made adequate provision for future requirements and has even now adequate potential production ...Read more
Author:Schutte, IC; Williams, CJ; Wood, DBDate:26 May 2009Decisions involving road infrastructure investment inevitably are based on various assumptions. This means that risk is inherent in these decisions. It is essential that this risk should be incorporated in the evalution process. This will ...Read more
Author:Funke, JWDate:1970One of the most important commodities used in any food-processing industry is water which must be of the right quality. Water which comes into direct contact with milk or milk products must meet standards which are even stricter than those ...Read more
Author:Hemp, DA; Goldbach, ODDate:Sep 1990In this report the seismicity at three different sites was investigated during mining with backfilled and mining without backfill. In order to evaluate the effectiveness of backfill as regional support in reducing seismicity. The seismic ...Read more
Author:Turner, PA; Reinartz, RDate:Feb 1989Stopes on three reef horizons and at various depths were examined in the vicinity of inter-panel leads. The general geometry of fractures in the vicinity of inter-panels leads is outlined. The extend of fracturing parallel to the siding between ...Read more
Author:Erasmus, TCDate:1964These experiments were designed to assess the influence of near gravity material on the performance of the Drewboy washer.Read more
Author:Schmid, OEDate:1992This study examines the effect that a partial substitution of nickel with nitrogen has on the deformation behaviour of a metastable austenitic stainless steel, AISI 301. The effect on the tensile deformation behaviour is studied in detail ...Read more
Author:Steyn, WJvdM; De Beer, MorrisDate:Aug 2002CSIR Transportek has for many years been at the forefront of Accelerating Pavement Testing (APT) technology. The use of the HVS for research purpose has attracted much attention. One aspect of the HVS's capabilities has not been used that ...Read more
Author:Noble, RG; Hemens, JDate:Nov 1978This document describes the kinds of ecosystems involved and some of the current and possible future research questions in the IUE programme. Attempts are made to allocate priorities for future action. The need for such a document was first ...Read more
Author:Coetzer, SJDate:Aug 1998This is an updated version of CSIR Report no ME 1763 entitled "Instruction manual for the use for the CSIR triaxial rock stress measuring equipment" by F A Vreede. The manual contains a detailed description of CSIR Triaxial rock stress measuring ...Read more
Author:Meintjies, AADate:1967A preliminary study was made of the application of pyrolysis-gas chromatography to coal dust. A correlation between the explosibility index of a coal and the nature of its volatile matter would prove useful.Read more
Author:Meintjies, AA; Van Der Berg, FDate:1968The object of this investigation was to determine whether a correlation could be found between the known explosive properties of coal dusts and the nature, quantity and temperature dependence of volatile matter formation.Read more
Author:Sevenster, PG; Steenkamp, JHDate:1967In this report an account is given of a new technique developed at the Fuel Research Institute whereby the methane evolved from a coal sample is automatically measured and analyzed. The method utilizes a gas detector of high sensitivity to ...Read more
Author:Sevenster, PG; Joubert, JHDate:1967One of the research projects undertaken to establish the cause of the apparent inactivity of South African coal dusts when subjected to the explosibility tests designed by the U.S.B.M. was to study the influence of methane content of the coal ...Read more
Author:Stavropoulos, CCDate:Sep 1977The telemetering of information over long distances from unattended environmental monitoring equipment at remote sites can be difficult to carry out using conventional high frequency radio communication. This is because of the need to change ...Read more
Author:Grobbelaar, C.S; Billinggum, P.ADate:1975The most basic function of a building is to protect its occupants and their possessions from the weather. It is no wonder therefore that a leaking root, or finishes marred by dump, leave the owner feeling cheated- his building isn’t doing the ...Read more
Author:Billingham, PADate:1977When man first began to build shelters for himself about 800 years ago he concentrated on providing effective walls and roof. The floor go-t scant attention because it was already provided by the earth. The first soft floor coverings ware ...Read more
Author:Donaldson, GW; Billingham, PADate:1973The words ‘built on a firm foundation' have become part of the language and most people would unhesitatingly agree that a house has to have a foundation' without perhaps understanding exactly why. If one were to place an open wooden box upside ...Read more