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CFD-Dem Simulations Of A Sawtooth Jigging Profile On Particle Mixtures
By S. M. Viduka
This paper presents a numerical investigation of solid separation in jigging device, which is a gravity separation method widely used in ore processing. Separation is recognized as being heavily depen
Sep 1, 2012
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Experimental Investigation into the Kinetics of the Falcon UF Concentrator
By Y. Foucaud, C. Eswaraiah, L. Filippov
Enhanced gravity separators such as Falcon concentrator which uses additional centrifugal force, are the most common gravity concentration techniques used for fine particles processing. Hence, underst
Jan 1, 2018
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Reducing entrainment of sericite by selective flocculation in microcrystalline graphite flotation
By Leming Ou, Hongqiang Li, Li Zeng, Qiming Feng, Yiping Lu, Guofan Zhang
"The entrainment of sericite, especially in the presence of hydrophobic microcrystalline graphite, leads to the poor flotation selectivity of microcrystalline graphite ore. In this paper, it was attem
Jan 1, 2014
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The investigation of operating parameters in a vertical stirred mill
By Garren Edwards, van der Westhuizen. Andre
"Due to the depletion of easily treated coarser ores, more mineralogically complex ores with smaller valuable mineral grain sizes are treated, the means to liberate these minerals lies in grinding fin
Jan 1, 2014
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Single and Binary Adsorption of Arsenic and Lead onto Red Mud and Coal Waste
By G. Bulut, Ü. Yenial
"Heavy metals contamination in aqueous systems can be found in a variety of industries, in particularly mining, metal processing, finishing and plating. Water containing more than 0.5 ppm heavy metal
Jan 1, 2018
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Cryo-SEM investigation of aggregate structures of clay minerals in flotation pulp and froth
By Rong Fan, Roger Smart, Ning Xu
As part of an Australian Research Council project with Newmont and Newcrest mining companies studying the influence of clay minerals on rheology, hydrodynamics and flotation response, the cryo-SEM tec
Jan 1, 2014
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Frothing and Surface Tension Effects in the Fatty Acid / Nonionic (Collector/Frother) Flotation System
By Katarina Theander, Robert J. Pugh
The generation of froth with a critical degree of stability and height is an important aspect of the froth flotation. In this paper we have studied the synergism and anti-synergism in frothing behavio
Jan 1, 2003
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A Modelling Study of the Dynamics of Sulphide Heap Leach Processes With a View to Improved and Novel Applications (94c1e0ad-31b6-423d-9e18-a597fc71f7da)
By Jochen Petersen, David G. Dixon
"Although heap leaching may be perceived as a somewhat low-tech route for the extraction of low-grade minerals, the underlying physical, chemical and biological processes are in fact extremely complex
Jan 1, 2003
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Gold Adsorption and Elution in Thiosulfate Leaching System Using Functionalized Magnetic Nanoparticles
By N. D. Ilankoon
"The use of thiosulfate as an alternative lixiviant for cyanide to treat complex refractory ores followed by the use of ion exchange resins (IX resins) for gold recovery has become an industrial reali
Jan 1, 2018
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The Role of Microscopic Magnetite Inclusions in Magnetic Mineral Processing Highlighted By Norwegian Examples
By R. A. Kleiv, H. Havskjold, N. Church, T. Malvik, M. Tro, E. Larsen
Liberation is one of the major purposes of comminution in mineral processing. In the simplest form, two or more minerals are present in a particle and have to be reduced such that the individual parti
Jan 1, 2018
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Comparative Liberation Study by Image Analysis of Merensky Reef Samples Comminuted by Electric-Pulse Disaggregation and by Conventional Crusher
By Paul W. Weiblen, Louis J. Cabri, Rolando Lastra
"Preliminary tests were done to determine whether comminution by electric-pulse disaggregation, or E-PD (cf. Rudashevsky et al; 1995), was more effective than using conventional crushing for Merensky
Jan 1, 2003
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Comparative Study of Optimization Schemes in Mineral Processing Simulations
By M. Evertsson, K. Bhadani, E. Hulthén, M. Bengtsson
"Modelling and simulations for mineral processing plants have been successful in replicating and predicting predefined scenarios of an operating plant. However, there is a need to explore and increase
Jan 1, 2018
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Applicability of Solid Anaerobic Digestion Sludge of the Lignocellulosic Residues to Soil Conditioning
By G. M. Wolfaardt, B. C. Qi
"From a lifecycle point of view, biologically digested sludge is a valuable product that should be reused if possible. Sludge may be applied to agricultural land for further sludge treatment and impro
Jan 1, 2003
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Development of an aid tool for fault detection in ball mills
By Roberto Galery, Priscila Esteves, Braz Cardoso, Marcelo Stopa
"It was developed in this work a computational tool to aid in anomaly detection present in the operation of ball mills. The tool uses a torque estimator that is based on measurements taken exclusively
Jan 1, 2014
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The Application of Power Ultrasound to Surface Cleaning and Activation in Mineral Processing (e84ddd55-0a2a-4e2c-bc0b-cabf5fba443d)
By A. Collings, A. Farmer
Power ultrasound may be used in the processing of mineral suspensions to clean the particle surfaces of oxidation products and fine coatings, mainly through the large, but very localised forces, produ
Jan 1, 2003
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Application of High Electric Field Strength Microwave Energy for Processing Ores and Minerals
By D. Whittles, S. Kingman, S. Bradshaw, N. Miles
The influence of microwave energy at high electric field strength on ore strength has been investigated. Two ores of varying mineralogy were treated in both multimode and single mode microwave cavitie
Jan 1, 2003
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Fundamental Properties of Flotation Frothers (Proceedings of the 22nd International Mineral Processing Congress (IMPC))
By Janusz S. Laskowski
The flotation-related properties of hexanol derivatives and mono-alkyl ethers of propylene oxide, which include many important flotation frothers (e.g. MIBC, DF-200, DF-250, DF-1012, etc.) have been s
Jan 1, 2003
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Production Grade Classification of Oxidized Ferruginous Quartzites Deposited in Mikhailovskoye Ore Field
By I. N. Gridasov, V. V. Khromov, R. I. Ismagilov
"Over 50 mln.tonne is the average annual output of oxidized ferruginous quartzites typically containing Fe38-42% mined in Mikhailovskoye ore field. The most promising and cost-effective way to expand
Jan 1, 2018
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Kinetic Study On Heating Cycle For Removal Of LOI In Iron Ore Fines For Pelletization
By P. C. Beuria
Iron ore concentrate contains different mineral phases viz. hematite, magnetite, goethite, kaolinite, and gibbsite. Presence of some of these phases like goethite, kaolinite, and gibbsite contribute t
Sep 1, 2012
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Optimizing Knelson Concentrator Performance in Gravity Gold Circuits
By G. K. Nimal Subasinghe
The performance of Knelson Concentrators (KC) used in gravity gold circuits often rely on manufacturers recommendations for selecting operating parameters such as, fluidising water flow rate and cycle
Jan 1, 2014