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Modelling of Caving and Deformation Mechanisms of the Hangingwall of the Printzsköld Oreboby at Malmberget Mine (03a27e40-8c71-43a1-b479-c4de1aad711b)By J. Sjöberg, T. Savilahti, S. B. Umar
"Sublevel caving in Malmberget mine results in mining-induced surface deformation. One of the currently mined orebodies is the Printzsköld orebody. As mining deepens there is need to assess the behavi
Jan 1, 2017
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CO reduction of Panzhihua vanadium titanomagnetite concentrate, C. Lv, Y. Qiao, E. Li, and J. YeBy Yuandong Qiao, Erdong Li, Chao Lv, Junjian Ye
The gas-based CO reduction of Panzhihua vanadium titanomagnetite concentrate from 1100°C- 1250°C was investigated in this paper. The reduction degree increased with increasing temperature and increasi
Jan 1, 2020
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The effect of concentration, temperature and pH on the precipitation of Barium Sulphate, O. Kaba, W.P. Roux, and N. NaudeBy N. Naude, W. P. Roux, O. Kaba
Ceramic filtration plates are used for dewatering slurries with high solid concentrations and particles in the size range of 30 μm to 150 μm. After extensive operating times, the ceramic filter plates
Jan 1, 2020
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Pre-processing and characterization of PCBs to unlock opportunities for local end processing in developing economies. T. Moyo and J. PetersenBy J. Petersen, T. Moyo
Waste Printed Circuit Boards (PCBs) are a metals-rich fraction of electronic waste (e-waste) streams, and globally it has been demonstrated that they can be recycled gainfully to recover the metals. R
Jan 1, 2020
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Kinetics And Thermodynamic Parameters For The Manufacturing Of Anhydrous Zirconium Tetrafluoride With Ammonium Acid Fluoride As Fluorinating Agent - Synopsis (6c7eb5c0-b531-42d0-9c4d-7271b8f187b4)By C. J. Pretorius
More than 30 percent of the global demand for zircon (ZrSi04) is supplied by South Africa. A significant amount of the zircon is exported, and beneficiated products are then imported for industrial ap
Jan 1, 2012
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Optimum Design of an Open PitBy D. A. Phillips
A procedure for designing an optimum pit to yield maximum profit is described. The volume in which a possible pit is considered is divided into discrete blocks, each of which is assigned an economic v
Jan 1, 2014
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Extraction of Copper and Gold from Anode Slime of Sarcheshmeh Copper ComplexBy M. H. Dehghanpoor, M. Zivdar, M. Torabi
"A hydrometallurgical route was developed to extract metals such as gold, silver, copper, and selenium from anode slime from Sarcheshmeh Copper Complex in Iran. For the extraction of copper by leachin
Jan 1, 2016
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The Needle Penetration Test for Predicting Coal StrengthBy B. Aydin, A. S. Aloglu, S. Kahraman, E. Saygin
"The coal strength parameter is used in operations such as the selection and design of mechanical excavators and coal crushing/grinding equipment. However, coring or cutting prismatic specimens from c
Jan 1, 2017
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Safety aspects of large draglineoperated opencast mines – An overviewBy A. Golder, I. Roy
The Jayant opencast operation is one of the largest opencast coal mines in India. Prior to 2008 the mine experienced a number of dragline dump failures, which was a major hindrance in sustaining produ
Jan 2, 2022
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Mineral resource modelling of variables with inequality constraints: a case study of an iron ore deposit APCOM 2021By N. Madani, S. Abulkhair
In multivariate geostatistics, it is common to have different types of complexities between variables of interest. In this context, an inequality constraint is an example of complex bivariate relation
Sep 1, 2021
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Novel biomining options for processing of chalcopyrite and laterites, A. Schippers and S. HedrichBy A. Schippers, S. Hedrich
Chalcopyrite represents the most important copper resource and is currently mainly exploited using pyrometallurgy. Bioleaching is an environmental-friendly and economic alternative to conventional min
Jan 1, 2020
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Progress of rigid-flexible coupled elastic screening technology, W. Wang, C. Duan, H. Jiang, Q. Jinpeng, and Y. ZhaoBy H. Jiang, W. Wang, Y. Zhao, Q. Jinpeng, C. Duan
Dry deep screening is an important method of classifying moist fine mineral. The rigid-flexible coupled elastic screening technology can simultaneously solve the problem of traditional screen surface
Jan 1, 2020
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Removal of silica from high silica containing zinc concentrate by regrinding and flotation, K. Haga, T. Ono, B. Altansukh, Y. Takasaki, S. Kawamura, and A. ShibayamaBy T. Ono, B. Altansukh, S. Kawamura, K. Haga, A. Shibayama, Y. Takasaki
In recent years, the grade of silica in zinc concentrate has increased due to the degradation of zinc content and the increase in impurity content in natural ores. It implies that the development of s
Jan 1, 2020
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A new automated process mineralogy analyzing system: BPMA and its applications in ore characterizationBy Q. Fu, Q. Wang, L. G. Wen, M. X. Jia, J. J. Zhao, J. W. Zhou
The BGRIMM process mineralogy analyser (BPMA) is a new automated mineralogy software platform developed in China. This system consists of the BPMA software platform, controlling a combination of comme
Jan 1, 2020
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Presidential Address: Beyond effortdriven operations: Building peoplecentric operating models for mining’s futureBy G. R. Lane
My opportunity to serve as President of the prestigious Southern African Institute of Mining and Metallurgy (SAIMM) was made possible by an Anglo American scholarship 39 years ago—a pivotal moment tha
Oct 2, 2025
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A Critical Investigation into Tyre Life on an Iron Ore Haulage SystemBy G. C. Lindeque
"A downward trend in tyre life on haul trucks at an open pit iron ore mine prompted an investigation into the current tyre management strategy in order to improve tyre life. ‘Best practice’ was compar
Jan 1, 2016
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Letseng Mine No. 2 Plant Project -A Process Engineering And Design ReviewBateman Engineering managed the establishment of a second diamond treatment plant at the Letseng Mine in the Mokhotlong District of northern Lesotho, about 100 km from the town of Buthe Buthe. Letseng
Jan 1, 2010
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Effects on Entrainment of Serpentines by Hydrophobic Flocs of Ultra-Fine Copper-Nickel Sulphides during FlotationBy M. Tang, X. Tong
"SynopsisSlime coating is one of the most common ways for serpentines to contaminate metallic mineral concentrates during traditional flotation of coarse sulphide particles. This could pose quite a co
Jan 1, 2015
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Evaluation of spheroidized tungsten carbide powder produced by induction plasma meltingBy K. Premlall, R. M. Dire, H. Bissett, D. Delport
Tungsten carbide is a fine grey powder. It can be formed into shapes by compacting with the addition of a binder. Spherical particles are generally preferred in additive manufacturing as they pack tog
Apr 1, 2021
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Technical English - a 'dead' languageBy H. W. Glen
The use of a personal style (mainly active voice and first person) makes technical writing more pleasant to read, and helps the writer to express his meaning clearly and to avoid many of the stylistic
Jan 1, 1979