Author:Copeman, JH; Von Wolff, WTEDate:1965Because of the effect of inorganic impurities on the utilization of coal, it was decided to carry out a survey on the minerals present in production samples from different mines.Read more
Author:La Grange, CCDate:1965The purpose of this investigation was in the firs instance to determine what yields of low ash products could be expected from the duffs, such products to be suitable.Read more
Author:Pandelani, Thanyani ADate:Jun 2014In this study, the responses of the HIII and MiL-Lx surrogate legs were evaluated at several blast loading conditions using the Modified Lower Limb Impactor. The impact tests were conducted using a lower limb impactor with the leg mounted ...Read more
Author:Mametja, MBDate:Nov 2008FT-IR and FT-Raman spectra of 1,1,1-trichlorethane (CH3CCl3) were recorded in the regions 400 – 3500 cm-1 and 200 – 3500 cm-1 respectively. The observed vibrational numbers were analysed and assigned to different normal modes of vibration of ...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
Author:Hibbert, ADate:1968From observations made during investigations with the D.S.M cyclone there was reason to believe that the cut point with a given feed was liable to change depending on whether the feed was we or dry-screened immediately before washing.Read more
Author:Archer, Emma RM; Dziba, LE; Mulongoy, KJ; Maoela, Malebajoa A; Walters, MicheleDate:2018The Africa regional Assessment is the first of its kind for the continent and constitutes one of four Regional Assessments conducted under IPBES. This Assessment is a synthesis of the state of knowledge on biodiversity and nature’s contributions ...Read more
Author:ISCOR-SASOL-F.R.I. Steering CommitteeDate:1960Iscor- SASOL-FRI steering committee progress report covering the period February - May 1960 Investigations conducted at the Fuel Research Institute.Read more
Author:Heyl, L; Von Maltitz, Graham P; Evans, J; Segoale, RDate:2000The softwood sawmilling industry processes approximately 4.1 million m3 of pine logs every year. Small-scale sawmillers which account for 67% of the total number of establishments process only about 11% of the annual log intake. The major ...Read more
Author:Fuel Research InstituteDate:1958This paper covers washing data on Douglas Baum washed duff, raw duff from Transvaal Navigation Colliery, and contains analytical and other data on blend constituents and coke from blends containing Douglas swelling coal.Read more
Author:Cowling, RM; Roux, PWDate:1987This volume is the second in a series of syntheses of existing knowledge of the karoo biome. The first volume summarized what is currently known on the physical environment of the biome namely geology, soils, climate, hydrology, geohydrology ...Read more
Author:Cowling, RM; Roux, PWDate:1987The karoo biome comprises the arid and semi-arid dwarf shrub lands and open grassland of South Africa. In comparison to other South African biomes, ecological patterns and processes in this biom are poorly understood, despite its size and ...Read more
Author:Cowling, RM; Roux, PW; Pieterse, AJHDate:1986This report, the first of three volumes, forms part of the Karoo Biome Project. One of the aims is to synthesize existing knowledge of the Karoo biome and so provide a foundation for further research in areas where it is considered necessary. ...Read more
Author:Duvenage, IR; Morant, PDDate:Oct 1984In this report available historical information on the Keurbooms/Bitou and Piesang Estuaries is presented. It entails information on marine ecology, river catchment, abiotics and biotics characteristics found in the estuaries. The Keurbooms, ...Read more
Author:De Decker, HPDate:Oct 1989This report provides historical overview on river catchment, ecology, biotic and abiotic characteristics and available information on the Klein estuary. Kleinriviersvlei is popularly known as "Hermanus Lagoon". In some of the accounts of ...Read more
Author:Grindley, JRDate:Mar 1985The report entails available historical information on Knysna estuary and abiotic and biotic characteristics found in the estuary are presented. The Knysna system is commonly referred to as a lagoon but it may also correctly be called an ...Read more
Author:Estuarine and Coastal Research Unit, ECRUDate:Jun 1982A detailed account of the history of the Kowie estuary and the attempts to develop a harbour at the mouth of the river are given in the “Basket Work Harbour”. (Turpin, 1964). As far as could be ascertained, the river has always been known as ...Read more
Author:Bickerton, IB; Pierce, SMDate:Apr 1988This report provides historical overview on river catchment, ecology, biotic and abiotic characteristics and available information on three estuaries of the Cape namely: Krom, Seekoei and Kabeljous Estuaries. The estuaries and catchment areas ...Read more