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  • SAIMM
    Copper electrowinning: theoretical and practical design - Synopsis

    By N. T. Beukes

    An engineering house?s perspective of required inputs in designing a copper electrowinning tank house and ancillary equipment calls for both understanding of the key fundamental controlling mechanisms

    Jan 1, 2009

  • SAIMM
    An Exploration Model for Tabular Orebodies

    By Richard F. Link, Jr. Koch

    "A mathematical simulation model has been devised to guide the layout of surface or underground mine workings, drill stations, and drill holes that are established in order to search for tabular ore b

    Jan 1, 2014

  • SAIMM
    Review of machine learning-based Mineral Resource estimation

    By M. A. Mahboob, T. Celik, B. Genc

    Mineral Resources estimation plays a crucial role in the profitability of the future of mining operations. The conventional geostatistical methods used for grade estimation require expertise, understa

    Nov 30, 2022

  • SAIMM
    Limiting the Influence of Extreme Grades in Ordinary Kriged Estimates

    "The management of outlier grades in positively skewed gold distributions is a contentious issue. Incorporating outliers in standard ordinary kriging (OK) estimation procedures in a way that honours t

    Apr 1, 2019

  • SAIMM
    Cyanide detoxification efficiency of bacteria strains isolated from gold mine tailings, A. Cosmos, L. Huijuan, Z Jinggang, W Laijun, F. Qunfei, G. Yao, and X. Lyu

    By F. Qunfei, W. Laijun, X. Lyu, A. Cosmos, L Huijuan, Z. Jinggang, G. Yao

    In this paper, four cyanide-utilising bacteria strains were isolated from a gold mine tailings pond, in the Hexi gold mine (Shandong), China. Based on the analysis of 16S rRNA gene sequence, four stra

    Jan 1, 2020

  • SAIMM
    Selective flotation for removal of impurities on copper concentrates with various redox reactions, H. Miki, T. Hirajima, G.P.W. Suyantara, Y. Orii, K. Sasaki, S. Kuroiwa, and Y. Aoki

    By K. Sasaki, S. Kuroiwa, H. Miki, Y. Aoki, T. Hirajima, Y. Orii, G. P. W. Suyantara

    Selective flotation to separate copper minerals from, for example, Mo- and/or As-bearing minerals is a continuing problem because the selectivity of current systems is imperfect. Selective Cu-As flota

    Jan 1, 2020

  • SAIMM
    A pragmatical physics-based model for predicting ladle lifetime

    By S. T. Johansen, B. T. Løvfall, T. Rodriguez Duran

    In this paper we develop a physics-based model for lining erosion in steel ladles. The model predicts the temperature evolution in the liquid slag, steel, refractory bricks, and outer steel shell of t

    Apr 16, 2024

  • SAIMM
    Witbank-Middelburg Branch Annual General Meeting

    The Annual General Meeting of the Branch was held in the Witbank Golf Club on Thursday, 28th August, 1969 at 5.00 p.m. Mr C. G. Sowry (Chairman) was in the Chair. There were also present: Ten

  • SAIMM
    Technical and Economic Aspects of Promotion of Cobalt-Based Fischer-Tropsch Catalysts by Noble Metals?A Review

    By M. de Beer

    The conversion of carbon-containing feedstock into liquid fuels can proceed via the Fischer-Tropsch synthesis, which is catalysed using supported cobalt catalysts. These catalysts contain noble metals

    Jan 1, 2014

  • SAIMM
    Developing a 3D Mineral Texture Quantification Method of Drill Core for Geometallurgy

    By M. J. Voigt, R. A. Govender, A. Mainza, L. Bbosa

    "Mineral texture is a critical factor which controls ore variability and is an important attribute in geometallurgy. In relation to downstream processes, it affects the fracture pattern during breakag

    Apr 1, 2019

  • SAIMM
    Density – A contentious issue in the evaluation and determination of Resources and Reserves in coal deposits

    By L. Roux

    The initial evaluation of a coal deposit often raises uncertainty with regard to the accuracy of the reported Resources and Reserves. Reconciliation of results from mining and beneficiation with the o

    May 1, 2021

  • SAIMM
    Application of a polymer depressant in reducing chalcopyrite and galena impurities in molybdenum concentrate, L. Liang, Z. Xingrong, H. Yangjia, Z. Yangge, H. Long, C. Yijun, and L. Jiongtian

    By Z. Xingrong, L. Jiongtian, Z. Yangge, C. Yijun, L. Liang, H. Yangjia, H. Long

    In this present research, a polymer poly (acrylamide-allyl thiourea) (PAM-ATU) with an average molecular weight 1.66 × 104 g/mol was used as a depressant in the flotation separation of molybdenite fro

    Jan 1, 2020

  • SAIMM
    A Simultaneous Mining and Mineral Processing Optimization and Sustainability Evaluation Prepared During a Platinum Project Prefeasibility Study

    By S. F. Burks

    "This paper develops themes explained at two SAIMM platinum conferences. Optimization techniques can be used to significantly increase the value of mining businesses by enabling better long-term plann

    Jan 1, 2016

  • SAIMM
    Effect of seawater and process water on copper-molybdenum rougher flotation in batch and pilot test, Y. Tanaka, H. Miki, G.P.W. Suyantara, T. Hirajima, Y. Aoki, and H. Okamoto

    By Y. Tanaka, H. Miki, Y. Aoki, H. Okamoto, G. P. W. Suyantar, T. Hirajima

    Due to environmental limitations and the scarcity of freshwater, flotation using seawater or desalinated seawater as process water becomes more common for mining operations. On the other hand, seawate

    Jan 1, 2020

  • SAIMM
    Analysis of the Effect of Ducted Fan System Variables on Ventilation in an Empty Heading Using CFD

    By T. Feroze, B. Genc

    "The effect of some of the system variables in forcing and exhausting ducted fan systems on ventilation in an empty heading was investigated using computational fluid dynamics(CFD) and comparative ana

    Jan 1, 2017

  • SAIMM
    Decoupling the effects of alteration on the mineralogy and flotation performance of Great Dyke PGE ores

    By B. McFadzean, M. Tadie, T. Dzingai, M. Becker

    Ores from a single deposit may exhibit extensive variability in their mineralogy and texture. The ability to quantify this variability and link it to mineral processing performance is one of the prima

    Sep 1, 2021

  • SAIMM
    Copper solvent extraction on the African Copperbelt: From historic origins to worldleading status

    By O. S. Tinkler, K. C. Sole

    Approximately 20% of current world copper cathode output is produced using a hydrometallurgical process route, generally referred to as the leach–solvent extraction–electrowinning flowsheet. Since its

    Jul 5, 2023

  • SAIMM
    Predicting standard threshold shifts for occupational hearing loss among miners at a large-scale platinum minen in South Africa

    By L. Ntlhakana, K. Khoza-Shangase, G. Nelson, I. Maposa

    Occupational noise-induced hearing loss (ONIHL) is associated with various risk factors in South African mines. We investigated the association between standard threshold shifts (STSs) and exposure to

    Aug 1, 2021

  • SAIMM
    Improving the environmental and economic aspects of blasting in surface mining by using stemming plugs

    By M. Z. Emad, M. U. Khan, A. ur Rehman

    The use of stemming plugs in surface blasting is gaining popularity because of the environmental, technical, and economic advantages. Although previous studies have established the operational effecti

    Jul 1, 2021

  • SAIMM
    The status of extended reality technology in South Africa’s mining industry

    By J. Maritz, K. de Beer, S. M. Buthelezi

    The economic upheaval of COVID-19 forced companies to invest in emerging technologies to aid recovery. One such technology is extended reality, which is becoming a mature and innovative tool. Early ad

    Jul 10, 2024