It shows that Gold Fields Ltd. is looking to reduce its energy consumption by 10% over 24 months, with a 5% decrease targeted in the first 12 months. It also illustrates that more sophisticated approaches to secondary ventilation could reduce electricity requirements by up to 40%.Ruffini...
Gold mines of the Rand : being a description of the mining industry of Witwatersrand, South African RepublicNot Availabledoi:10.1038/052638a0BROUGHBENNETT HNatureNature
d Mines, 1911–1969 Labour in the South African Gold Mines, 1911–1969Labour in the South African Gold Mines, 1911–1969doi:10.1093/oxfordjournals.afraf.a096375FRANSMAN MARTINAfrican Affairs
Title: Abandoned Gold Mines in South Africa to be Used as Hydro Energy Sites, Summary: U.K.-listed mining company, Anglo American has indicated its intent to generate electricity through renewable underground pumped hydroelectric storage (Ruphes) ...
Mixed with over a dozen African languages for two centuries, spiced by imports from European colonies, South African English has its own rich, varied and weird flavour.
Quest for zero harm in South African deep gold mines The Journal of The Southern African Institute of Mining and MetallurgyW.C. Joughin
Development of seismic risk assessment method for application to rockburst-prone sites in deep-level South African gold mines : R. D. Stewart, Transactions... None 被引量: 0发表: 1995年 Development of seismic risk assessment method for application to rockburst-prone sites in deep-level South ...
Loss-making platinum and gold mines in South Africa are unlikely to survive lockdown. Loss-making platinum and gold mines with ultradeep reserves are unlikely to survive, says Indigo Ellis, head of Africa research at Verisk Maplecroft in London. Top of the list, she says, is likely to be ...
\"From Red Blanket to Civilization\": Propaganda and Recruitment Films for South Africa\"s Gold Mines, 1920-1940 G Reynolds - 《Journal of Southern African Studies》 被引量: 0发表: 2007年 The Production of Modernization CHAPTER THREE Lerner at Stanford Tools of the Social Science Trade S ...
Guy J, Thabane M, 1988, "Technology, ethnicity and ideology: Basotho miners and shaft sinking on the South African gold mines" Journal of Southern African Studies 14 257-278GUY J, THABANE M. Technology, ethnicity and ideology: Basotho miners and shaft-sinking on the South African gold mines...