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The effect of cell hydrodynamics on flotation kinetics
By Erico Tabosa, Kym Runge, Peter Holtham
"The distribution of turbulence in an industrial scale mechanical flotation cell and its effect on flotation kinetics was studied using a fully instrumented 3m³ cell. The cell was operated at a copper
Jan 1, 2014
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The effect of frothers on coal flotation
By B. Aydin, G. Erturk, G. Bulut
Coal is a complex material because of its structure consisting of carbon constituents and mineral matter. Flotation is readily carried out due to hydrophobic characteristic of coal. Therefore coal flo
Jan 1, 2014
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Development and Pilot Plant Testing of Underground Leaching of Gold by Chlorine-Containing Solutions
By Vasily V. Lodeischikov, Adolf F. Panchenko, Olga D. Khmelnitskaya, Vladimir E. Dementyev
Pilot plant tests of underground gold leaching from Maminskoye deposit oxide ores at a grade of 0,7 g/t Au were carried out. The underground leaching flow sheet includes Au dissolution by chlorine-con
Jan 1, 2003
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Numerical Investigation of Bubble Coalescence in the Presence of a Frother
By Ghislain Bournival, Seher Ata, Yesenia Saavedra Moreno
"In froth flotation, frothers are commonly added to the pulp to modify the interfacial properties of bubbles. These properties may be modelled using commercial software packages. The volume of fluid (
Jan 1, 2018
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Design, Optimization and Transfer of a Process for Biodissolution of Precious Metals from Used Electronic Equipment
By C. Stollberg
The recovery of valuable materials from electronic waste is of growing importance for the re-source management not only in the industrialized nations. Being a significant step in an innovative automat
Jan 1, 2014
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Removing Arsenic and Bismuth from Crude Antimony by Electro Refining Using Ammonium Fluoride-antimony Sulphate Electrolyte System
By Y. Lin
It is difficult to remove arsenic and bismuth from antimony in the process of crude electro refining. The electro refining of antimony has been studied using ammonium fluoride-antimony sulphate electr
Jan 1, 2014
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Spatial domaining of highly variable continuous geometallurgical data
By Khoi Nguyen, Keeney. Luke
An outcome of geometallurgical mapping and modeling is the generation of continuous down hole profiles of quantitative geometallurgical attributes at assay scale. These attributes vary from traditiona
Jan 1, 2014
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Bioremediation of Polluted Waters in a Uranium Deposit
By Stoyan N. Groudev, Ioannis Paspaliaris, Irena I. Spasova, Kostas Komnitsas
"Acid mine drainage waters generated in the uranium deposit Curilo, western Bulgaria, were treated by means of a constructed wetland located in the deposit. The waters had a pH in the range of about 2
Jan 1, 2003
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Utilization of Highly Saline Recycling Industrial Water and Its Influence on the Extraction of Gold from Double Refractory Concentrates in the Framework of Autoclave Technology (POX-CIL)
By S. F. Kaplan, A. S. Dolotov, V. N. Kovalev
"At this point in time, autoclave recovery (POX) followed by sorption cyanidation (CIL) is one of the most promising technologies for the efficient processing of refractory and double refractory gold-
Jan 1, 2018
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Investigation of the Influences of Citric Acid on the Flotation Behavior of Cassiterite
By Y. M. Zhu, G. C. Gong
"The influences of citric acid (CA) on the flotation behavior of cassiterite using styrene phosphonic acid (SPA) as the collector were studied via single mineral flotation tests, contact angle measure
Jan 1, 2018
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Compressional Dewatering Of Flocculated Mineral Suspensions
By Peter J. Scales
The recovery of water for re-use in minerals processing is an important issue in the reduction of water use in mining, as is the dewatering of tailings to reduce the propensity of ?wet? tailings dams.
Sep 1, 2012
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Modeling and simulation for design of iron ore processing plant
By Milind Chikhale, Yogesh Reja, Keshav Tyagi
"Using computer models for process design is a well-established practice in the mineral industry. In recent years, there has been emphasis on modeling of processing plant as a whole. This paper covers
Jan 1, 2014
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Triboelectric Separation of Ilmenite Ore Based on Triboelectric Characteristics of Minerals
By Xing Yang, Zhen Peng, Guangwen Zhang, Haifeng Wang, Yaqun He
"Triboelectric separation of ilmenite ore based on the tribocharge differences between ilmenite and gangue minerals was conducted in this study. Triboelectric characteristics of ilmenite and its assoc
Jan 1, 2018
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A Consolidated Summary on the Mechanistic Modelling for Tumbling Mills
By P. Yu, L. X. Liu
"A mechanistic model for tumbling mills was developed during PhD studies at the JKMRC. The concept was presented at the IMPC of 2014, followed by progress in a sub-process of the model presented at th
Jan 1, 2018
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The Study of Enrichment of the Fine Hematite Iron Ore in Gol-E-Gohar Iron Ore Co.
By S. M. Saghaeian
The studies on the product finer than 12 mm due to crushing and sizing plant of Gol-e-Gohar Iron Ore mine showed which this material contains significant amount of valuable iron minerals. Based on the
Jan 1, 2014
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FBRM Measurements of Fine Solid Flocculation Performance Using Graphene Oxide-Doped Industrial Flocculants in High-Clay Tailings
By H. Palza, C. Ihle, S. Contreras
"Processing of minerals, particularly treatment of tailings, has been increasingly challenged by the presence of clays in the feed of thickeners. This occurrence is expected to become increasingly imp
Jan 1, 2018
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Design Features Of A Column Flotoextraction (CFE) System
By M. R. Tavakoli Mohammadi
Novel solvent extraction technologies in recent decades have made attempts to show the problems in applying this method for dilute solutions and find appropriate solutions to overcome them. Improving
Sep 1, 2012
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Effects of Picobubbles by Hydrodynamic Cavitation on Coarse Phosphate Froth Flotation
By M. M. Fan
In Florida?s phosphate industrial practice, the most favorable upper size limit of froth flotation is 1.18 mm which corresponds to particle weight of about 2.8 mg. Conventional froth flotation is not
Jan 1, 2014
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Exploring the different dispersion effect of anionic polymeric dispersant on clay minerals in the flotation using fresh and saline water
By Di Liu, Yongjun Peng
"It was identified that clay minerals adversely affect fine coal flotation through slime coatings. In the study, it was interesting to find that an anionic polymer dispersant, lignosulfonate, successf
Jan 1, 2014
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Effect of a mixed-collector system on flotation of a mixed copper ore through statistical analysis
By S. Kelebek, M. Davidson
"Flotation tests were conducted on a mixed copper ore sample containing bornite and malachite with trace quantity of other secondary copper minerals. The bornite component was very floatable, in sharp
Jan 1, 2014