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Fine grinding performance in a vertical stirring mill: steel balls versus nano-ceramic balls, N. Liao, C. Wu, J. Ye, D. Hu, and J. XuBy D. Hu, J. Xu, N. Liao, C. Wu, J. Ye
The vertical stirring mill’s fine grinding equipment is affected by the operating conditions during the grinding process. The grinding media has a great influence on the energy consumption and particl
Jan 1, 2020
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Compositional and textural variation in ilmenite concentrates sourced from Brahmaputra river sands, Bangladesh: implications for TiO2 production, A. Rahman, M.I. Pownceby, J. Tardio, N. Haque, W. Bruckard, A. Torpy, and M.N. ZamanBy A. Rahmanab, A. Torpy, M. I. Pownceby, M. N. Zaman, N. Haque, W. Bruckard, J. Tardio
Ilmenite is the principal feedstock for producing TiO2 - used in paints, plastics and paper and the production of Ti metal. The Brahmaputra River system in Bangladesh represents a potentially new sour
Jan 1, 2020
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The Role Of A Department Of Metallurgical Engineering In The South African Metallurgical IndustryThe nature of metallurgical engineering?applying and optimising chemical and physical processing of ores into useful materials?is reviewed. Important trends that shape the context in which metallurgi
Jan 1, 2003
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Investigation of waveform construction and dynamic characteristics for mould non-sinusoidal oscillationBy K. H. Zhang, Y. P. Gao, J. Q. Zhao, Q. Li, J. C. Ma
Compared with sinusoidal oscillation, non-sinusoidal oscillation enhances the ability to control waveform and meets different oscillation requirements by adding an independent parameter, which is the
Oct 24, 2025
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Liquid Processing of Silicon Steels Using the Converter-Ladle Furnace-Circulation Degasser RouteBy E. Keskinkilic
"Electrical steels are used in motors, power generators, and transformers for electrical applications owing to their superior magnetic properties. These properties are attributed to the presence of a
Jan 1, 2018
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Laser Surface Deposition of Niobium and Titanium-Niobium on Ti6a14V Substrates for Biomedical ApplicationsBy N. Baloyi, P. Popoola, M. Tlotleng, S. L. Pityana
"The advantages of using Nb and Ti-Nb coatings for improving the hardness and corrosion resistance of Ti6Al4V were investigated. It has been reported that Ti6Al4V used in orthopaedic implants tends to
Apr 1, 2019
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Rock Properties and Machine Parameters Evaluation at Rössing Uranium Mine for Optimum Drill PerformanceBy J. G. M. Mukoya, B. Adebayo
"This work was carried out to determine the influence of rock properties and drilling machine parameters on the penetration rate at the SJ pit of Rössing Uranium Mine, Namibia. Rock properties (uniaxi
May 1, 2019
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Comparison of the Efficiency of Plaster Stemming and Drill Cuttings Stemming by Numerical SimulationBy H. Cevizci
"Numerical simulation of the plaster stemming method (PSM) was performed and compared with the conventional drill cuttings stemming method (DCSM). Many earlier in situ tests have proved that PSM can u
May 1, 2019
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Monitoring the Performance of DMS circuits using RhoVol TechnologyBy T. Steyn, M. Fofana
"One of the most important performance indicators of a dense medium cyclone (DMC) circuit is the Tromp curve, and by extension the separation density and Ecart Probable (Ep) values. The densimetric pr
Feb 1, 2019
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Corrosion Characteristics of Mild Steel Storage Tanks in Fluorine-Containing AcidBy L. A. Cornish, J. W. van der Merwe
"The hydrofluoric acid (HF) industry in South Africa uses normalized mild steel (SA 516 Gr 70) for the storage and distribution of its technical-grade product (70% HF). The technical-grade acid is spl
Jan 1, 2016
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The optimization journey of the Harmony Gold’s South Uranium Plant operation and the uranium contribution to the gold operation as a by-product, R. Jacobs and R.E.L. PobeBy R. Jacobs, R. E. L. Pobe
The Moab Khotsong Metallurgical Complex comprises a gold recovery circuit (Noligwa Gold Plant) and a uranium recovery circuit (South Uranium Plant). The metallurgical complex employs the reverse leach
Jan 1, 2020
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Molecular interactions between thiol collectors and non-ionic frothers in mixed monolayers at the air-water interface using a regular solution theory approach, D. Pienaar, B. McFadzean, and C. O’ConnorBy D. Pienaar, C. O’Connor, B. McFadzean
Dithiophosphate (DTP) is classically used as a co-collector in sulphide mineral flotation, where xanthate-DTP mixtures have been shown to synergistically improve mineral flotation performance. Notwith
Jan 1, 2020
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Force measurement using atomic force microscopy (AFM) to investigate the surface chemistry of mineral flotation, M. Tian, W. Hu, L. Xie, X. Cui, W. Sun, Y. Hu, J.W. Drelich, H. Zeng, and Z. GaoBy J. W. Drelich, H. Zeng, L. Xie, X. Cui, Z. Gao, M. Tian, Y. Hu, W. Hu, W. Sun
Flotation is a mineral separation technology that uses the surface hydrophobic difference of valuable minerals and their associated gangue minerals to separate them. The flotation collector adsorbs on
Jan 1, 2020
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Factors influencing autonomously generated 3D geophysical spatial models APCOM 2021By A. Melkumyan, M. Balamurali, J. Zigman
Understanding the contribution of geophysical variables is vital for identifying ore indicator regions. Both magnetometry and gamma-rays are used to identify the geophysical signatures of the rocks. D
Sep 1, 2021
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Analysis of pressure drop and hold-up during vertical transport of limestone slurry in lean phase and heterogeneous regimeBy J. K. Pothal, S. Basu, R. Barik, P. K. Senapati, A. Dubey
The aim of this paper is to study the characteristics of limestone particles (size varies from 4 mm to 20 mm) during its transportation from open cast mines through pipes. The influence of four differ
Mar 4, 2025
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Isothermal titration calorimetry and density functional theory comparison study of xanthate, dithiophosphate and dithiocarbamate adsorption on pyrite surfaces M.G. Mulaudzi, J Taguta, B. McFadzean, and P.E. NgoepeBy J Taguta, B. McFadzean, P. E. Ngoepe, M. G. Mulaudzi
Computational modelling methods and isothermal titration calorimetry (ITC) were employed to investigate the interaction of a pyrite surface with thiol collectors. Modelling work was conducted in the p
Jan 1, 2020
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Increased liberation and flotation performance of bulk copper flotation concentrate following its regrinding in a stirred media mill, A. Stefanov, K. Grossman, V. Stoilov, A. Angelov, U. Peuker, and S. GaydardzhievBy A. Angelov, U. Peukerd, S. Gaydardzhieve, A. Stefanov, K. Grossman, V. Stoilov
Flotation concentrate originating from the Asarel-Medet porphyry copper mining and processing complex in Bulgaria has been subjected to regrinding using a Ro-Star mill; the effects of which on the dow
Jan 1, 2020
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Applications of integrated novel gold deportment technique for complex refractory and copper gold ores, A. Chattopadhyay, B.K. Gorain, S. Dimov, and B. HartBy B. Hart, B. K. Gorain, A. Chattopadhyay, S. Dimovc
This paper presents a detailed and systematic approach to metallurgy diagnostics using an integrated novel gold deportment technique for complex copper-gold and refractory gold ore bodies. This uantit
Jan 1, 2020
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Analysis of breakage behavior of inertia cone crusher with changes in feeding and operating conditions, X. Wang, T. Song, X.O. Xia, X.J. Luo, and B. ChenBy T. Song, X. Wang, X. O. Xia, X. J. Luo, B. Chen
Interparticle breakage is the main crushing mode of an inertia cone crusher according to its working principle and feeding condition. In this paper the breakage behaviour of an inertia cone crusher is
Jan 1, 2020
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Multiple ore types can result in multiple processing plants, A.J.H. Newell and K.DohertyBy A. J. H. Newell, K. Doherty
A copper-gold project has required a number of trade-off studies underpinned by test work to settle on pragmatic flowsheets and throughputs to support a pre-feasibility study that provides a compellin
Jan 1, 2020