Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 17 of 17 for “"Gold mining industry"”.
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Development of Sustainability Framework for the Gold Mining Industry in Myanmar
Mining has several impacts on the host community, country, and world at large. Mining-related issues are multifaceted, and responsibility boundaries are often ambiguous. The expectations of relevant stakeholders and the potential impacts of their operations define which criteria to be emphasized. …
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An investigation of wear and the performance of steels in the gold mining industry
… was aimed at the alleviation of wear in the gold mining industry. In order to achieve this objective it was necessary to examine the surfaces of worn materials in order to gain a better understanding of the different wear mechanisms and also to examine the extent and depth of deformation …
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“They sent me home to die” – occupational diseases and the gold mining industry in post-apartheid South Africa
… in the case of Nkala & Others v Harmony Gold Mining Company Limited & Others (2016). The action was instituted by representatives of thousands of current and former miners from Southern African countries. Their intent was to claim damages from mining companies for causing their …
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A critical analysis of current housing and accommodation practices in the gold mining industry : the case of JCI
… employer housing practices in the South African gold mining industry. Beginning in the 1970s, but more particularly in the 1980s, a number of factors compelled employers to introduce alternatives to the system of hostel accommodation. South African migrant workers now have access to a broader …
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The theory of wasting assets with reference to the regulation and pricing of gold in the South African gold mining industry
… in general and to the pricing and regulation of gold . ii'" particular. Furthermore, to consider the contention that the. price of minerals {such as gold) has been "too low11 in the current generation and that market forces have· led to a 11 too rapid11 depletion of these · resources. The …
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Women artisanal miners in the Gold Mining industry of Bondo Sub-County, Western Kenya and their navigation of their productive and reproductive labour during the COVID-19 pandemic during 2020
… profoundly impacted Africa's artisanal mining sector, leading to operational disruptions, market closures, health issues, security concerns, and increased economic vulnerabilities. Plummeting mineral prices exacerbated challenges, deepening poverty among artisanal miners. The pandemic …
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African labour problems on South African gold mines, with special reference to the strike of 1946
… the years the results of the policy of the gold mining industry and the paternalism of the Government, and thus the causes of the strike. My task was aggravated by the fact that many of the principles in this story were either not in the country or could not see me. In addition, records of …
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Variation in silicosis prevalence in South African gold miners : an industry-wide study
… the prevalence of silicosis in the South African gold mining industry. Gold mining is an important industry in South Africa, yet has been blighted by silicosis and tuberculosis in miners since its inception in 1887. There have been two previous studies conducted in black in-service miners using …
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Slurry flowmetering using correlation techniques
… and corrosive slurries such as are found in the gold mining industry in South Africa. An alternative flowmeter based on cross-correlation techniques is thus proposed. Random signals generated by the flowing fluid are measured at two points a known distance apart in the direction of the flow. …
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Confronting gold mine acid drainage : art as counter-activity
… cost of something else, in this case exploiting gold at the cost of the ecology of the natural environment. Gold mining industry: The labour-intensive activity of removing gold from ore, mined from deep within the earth’s crust through a system of shafts and stopes. Installation art: Refers to …
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The repetitive impact wear of steels for hydro-powered mining machinery
The repetitive impacting of solid components in industry can result in wear damage which may significantly limit service life. Impact wear problems have been encountered in hydro-powered stoping equipment (eg rockdrills and impact rockbreakers) developed for deep level gold mining in South Africa. …
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Aerial Captures: Extractivism and the Logistical Media of Air Travel in Postwar Canada
… examine Canada’s three busiest airports, examining their cultural displays and security apparatuses, in order to critically consider visual regimes of governmentality. In this thesis, I outline how extractivism entails the negation of place-based relationality, and its replacement with the …
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A machine vision approach to rock fragmentation analysis
… vision. This instrument has application in the gold mining industry where it could be used to measure the fragmentation of gold ore on a conveyor belt feed to an autogenous mill, for the purpose of controlling the mill. The gold ore can range in size from fine material (< 20mm) to very large …
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Koste-aspekte by terugvulmynbou
Due to the rising costs and lower gold price experienced the last couple of years, the gold mining industry was forced to look at alternative mining methods. A large number of different methods were evaluated but the two most prominent were Trackless mining and Backfill mining. Trackless mining is …
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Beam models for the hangingwall of deep, tabular excavations in stratified rock
In the South African gold mining industry, mining is being conducted at depths of over 3 000 m below the surface. Severe fracturing and deformation of the rock occurs making it unlikely that stress analysis which treats the rock as a homogeneous elastic material will yield useful results about the …
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The Influence of the physical underground workplace conditions on the production at a deep level gold mine
… on the production output at a deep-level gold mine. This type of study has never been conducted within this particular environment, and, as such, a valuable contribution could be made to ensure more effective performance results within this context. A questionnaire was administered to test …
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An investigation into the fundamental understanding of an activated sludge bioremediation process and optimisation of thiocyanate and cyanide destruction
Cyanide (CN) is used in the gold mining industry to dissolve gold from free milling, complex and refractory gold containing ores. Processing sulphide containing refractory ores using biooxidation as a pre-treatment has become increasingly important due to the depletion of free milling ores. The …