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A limit equilibrium approach to th use of stability bunds in the design of HDPE-lined tailings storage facilitiesBy T. Bezuidenhout, J. D. Visagie
In recent years the requirements for a barrier system between the waste body of tailings storage facilities (TSFs) and the natural ground (NG) has necessitated the use of HDPE-lined TSFs in South Afri
Jun 2, 2022
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The Influence Of N On Hot Ductility Of V-, Nb-,And Nb-Ti- Containing Steels Using Improved Thermal Simulation Of Continuous Casting ? SynopsisBy K. M. Banks
The hot ductility of in situ melted tensile specimens of micro-alloyed steels having C contents in the range 0.12?0.17% (mass %) have been examined over the 700?1000°C temperature range. An improved t
Jan 1, 2011
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Extraction of cerium and terbium from hydrochloric acid solutions obtained from leaching of fluorescent lamp phosphors, L. Bumhira, C. Dorfling, and G. AkdoganBy G. Akdogan, C. Dorfling, L. Bumhira
Hydrometallurgical recovery of rare earth elements from phosphors obtained from end-of-life fluorescent lamps involve leaching followed by extraction of dissolved metals from solution. The similar pro
Jan 1, 2020
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Shaft Sinking With Electronic Detonators At The Gautrain Rapid Rail Project (f9ad1d9a-6c5b-4b40-9dcc-1cb508d5d60d)By C. G. Goncalves
The Gautrain rapid rail link project is currently Africa?s largest infrastructure project connecting South Africa?s major airport (OR Tambo), Johannesburg and Pretoria. Phase one is planned for comple
Jan 1, 2009
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Shaft Sinking With Electronic Detonators At The Gautrain Rapid Rail ProjectBy C. G. Goncalves
The Gautrain rapid rail link project is currently Africa?s largest infrastructure project connecting South Africa?s major airport (OR Tambo), Johannesburg and Pretoria. Phase one is planned for comple
Jan 1, 2009
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Investigating The Chromium-Platinum Coated SystemBy N. Hamlef
In this study, the effects of heat treatment on phase formation and surface morphology of the Cr-Pt coated system are investigated using X-ray diffraction and electron microscopy techniques. The CrPt
Jan 1, 2014
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Optimized dolomite upgrading, T. Mütze, T. Fraszczak, O. Ortlepp, and U.A. PeukerBy T. Fraszczak, U. A. Peuker, T. Mütze, O. Ortlepp
Dolomite is a calcium carbonate sedimentary rock that can be found all over the world. In its calcined form it is employed for water treatment or as an additive in iron production. Calcined dolomite i
Jan 1, 2020
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Assessment of magnetic separation for the recovery of awaruite, S. Seiler, T. Cebeci, G. Sánchez, P. Bradshaw, and B. KleinBy G. Sánchez, S. Seiler, B. Klein, T. Cebeci, P. Bradshaw
The Decar Nickel District is a greenfield discovery by FPX Nickel Corp., of nickel mineralisation located in central British Columbia (BC), Canada. The Baptiste deposit is part of the Decar Nickel Dis
Jan 1, 2020
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The interactions of butyl thiol collectors with sperrylite (PtAs₂) at different pulp chemistries, S. Pikinini, B. McFadzean, and C.T. O’ ConnorBy B. McFadzean, S. Pikinini, C. T. O’ Connor
Sperrylite (PtAs₂) comprises about 21% of the platinum group minerals (PGMs) in the Platreef ore and regularly reports to the tailings due to its poor floatability. Hence, improving its recovery will
Jan 1, 2020
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What Is The Best Energy Delivery System For Hand-Held Stope Drilling And Associated Equipment In Narrow-Reef Hard Rock Mines?By P. J. Petit
Changing mining conditions, legislative issues, rising costs, and the constrained supply of skills and electricity in South Africa, have been some of the criteria forcing mine operators and engineers
Jan 1, 2012
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Conditional bias in resource estimation: A simpleguide for practitioners APCOM 2021By M. E. Rossi, C. Badenhorst
Conditional bias occurs when the expected value of the true grade conditional on the estimated grade is not equal to the estimated grade. It is a quantification of how the average of estimates differs
Sep 1, 2021
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Employee Attitudes to Work Safety in Poland’s Coal Mining CompaniesBy K. Tobór-Osadnik, M. Wyganowska, A. Manowska
"The behaviour of employees is an essential issue in the field of occupational health and safety. Safe behaviour is to a large extent determined by, apart from motivation and preventive actions, an em
Jan 1, 2017
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Evaluating the Coal Bump Potential for Gateroad Design in Multiple-Seam Longwall Mining: A Case StudyBy J. Bal, V. D. Dao, W. Li
"SynopsisThis study proposes a methodology for evaluating the risk of coal bumps in multiple-seam longwall mining. Both the stress field and the total energy release (TER) during retreat were evaluate
Jan 1, 2015
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Comparing different methods of sampling to estimate the mineral resource in the Elizabeth Bay aeolian diamond placerBy J. U. Burger
The Elizabeth Bay aeolian deposit in Namibia comprises a sedimentary package of diamondiferous grits that have been deposited, reworked and concentrated to various degrees by dominant southerly winds.
Jan 1, 2009
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A comparison study of collisions of bidisperse inertial particles in a homogeneous isotropic turbulence, G. Wang, D. Wan, and X. ChenBy X. Chen, G. Wang, D. Wan
Computational fluid dynamics have been applied for detailed modelling of particle-bubble collisions. The most accurate approach in the previous work is using the point particle method to treat particl
Jan 1, 2020
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Non-cyanide gold recovery methods for refractory sulfide raw material pressure oxidation, A.V. Epiforov, S.V. Balikov, S.S. Gudkov, and E.D. MusinBy E. D. Musin, S. S. Gudkov, A. V. Epiforov, S. V. Balikov
The standard technology for processing of gold-bearing sulfide raw material has many problems associated with the use of cyanide as a gold lixiviant. Therefore, many tests to find alternative gold rec
Jan 1, 2020
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3.4 Biotrack - Environmental Assessment ,Monitoring And InterpretationBy Mark Dangerfield
[Power-Point Presentation]
Jan 1, 2005
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Mechanical activation and physicochemical factors controlling pyrometallurgical, hydrometallurgical, and electrometallurgical processing of titanium ore: A reviewBy A. S. Ratnayake, H. C. S. Subasinghe
In this study, we review the role of mechanical activation in the pyrometallurgical, hydrometallurgical, and electrometallurgical processing of titanium feedstock. Mechanical activation has been shown
Aug 3, 2023
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Determination of in situdeformation modulus for cemented rockfillBy D. R. Tesarik, F. M. Jones, J. B. Seymour
As part of safety and stability studies at three underground mines in the United States, researchers installed earth pressure cells and embedment strain gauges in cemented rockfill to measure stress a
Jan 1, 2003
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Air Pollution Perceptions And Their Impacts On The Coal Industry - SynopsisBy P. Lloyd
Perceptions of disaster caused by burning fossil fuels have reached such a pitch that they seriously threaten the very future of the industry. Coal is a dirty word. A leader in Business Day(January 19
Jan 1, 2011