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Potential and challenges of thiosulfate for gold recovery from Secondary resources compared to gold ores, A. Birich and B. FriedricsBy B. Friedrich, A. Birich
Gold has been a metal of special importance for mankind for several thousand years. Its outstanding chemical resistance is an important property of this noble metal, but becomes a disadvantage when it
Jan 1, 2020
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Behaviour of low molecular weight polymers as dispersants of oil sands tailings, H. Alizadeh, S. Finora, M.R. MacIver, and M. PawlikBy M. R. MacIver, M. Pawlik, S. Finora, H. Alizadeh
The dispersion of mature fine oil sands tailings (MFT) by the addition of sodium lignosulfonate was studied using contact angle measurements, optical scattering, and particle size measurements. Lignos
Jan 1, 2020
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An integrated approach of apatite-nepheline beneficiation plant revamp for yield increase: case study of beneficiation plants ANOF-2 and ANOF-3, А. Klemyatov, N. Rozhdestvenskiy, А. Kalugin, S. Zbinets, U. Gordeeva, and T. VologdinaBy А. Klemyatov, T. Vologdina, U. Gordeeva, S. Zbinets, А. Kalugin, N. Rozhdestvenskiy
The plants integrated in the PhosAgro group of companies perform processes from scientific research to the project, from ore mining to shipment of fertilisers and feed additives to consumers. An exten
Jan 1, 2020
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Effect of magnesium precipitate in thickening flocculation processes: a molecular dynamics study, G.R. Quezada, R.I. Jeldres, and P.G. ToledoBy P. G. Toledo, R. I. Jeldres, G. R. Quezada
Chile is the main producer of copper in the world and lately the mining industry has suffered challenges due to the lack of water in the north of the country, along with the new policies of not using
Jan 1, 2020
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Conformation and association of confined anionic and cationic lithium mineral collectors in saltwater: Insights from, molecular dynamics simulations Q. Gonzalo, R.E. Roberto, and T.G. PedroBy T. G. Pedro, Q. Gonzalo, R. E. Roberto
Anionic surfactants, such as oleic acid and sodium oleate (OLE), and cationic surfactants, such as dodecyl amine-hydrochloride (DDA), are used as flotation collectors of spodumene. However, recovery i
Jan 1, 2020
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Beneficiation study of a steenstrupine ore for rare earth recovery, X. Yang, D. Krebs, N.Heino, A. Kirpala, and Tero KorhonenBy D. Krebs, Tero Korhonen, X. Yang, A. Kirpala, N. Heino
At present, over 85% of the world’s rare earth oxides are produced from the bastnäsite ores, found mainly in China. Meanwhile, the ion adsorption ores are the most important sources for heavy rare ear
Jan 1, 2020
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Monitoring the wear of water-cooled tap-hole blocks by the OPTISAVE fibre-optic methodBy M. Hopf
Numerous developments and improvements have been made to tap-hole designs. On the other hand, there are very specific designs in operation that have endured for many years without any modification. No
Jan 1, 2014
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Investigation of the reactivity and grain size of lime calcined at extra-high temperatures by flash heatingBy Z. L. Xue, J. L. Li, X. Y. Wang
"In low-carbon energy-efficient basic oxygen furnace (BOF) steelmaking processes, limestone partly or completely replaces the active lime. The effects of limestone calcination temperature (1200–1500°C
Jan 1, 2016
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Effect of feed composition fluctuations on a platinum furnace energy balance and slag temperatureBy B. van Beek, J. H. Zietsman, A. Lexmond, N. J. Andrew
"In platinum group metals (PGMs) smelting, the slag-to-matte ratios are very high (approximately 4:1 to 9:1). The slag temperature therefore has a strong influence on matte temperature, which is a con
Jan 1, 2014
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Determination of the stress state prior to excavation in an underground slate mine using flat jack and numerical methodsBy M. Arlandi-Rodríguez, and A. García-Berrocal, A. Alonso-Jiménez, C. Lopez-Jimeno
Spain is a major producer of dimension stone, which is one of the most important industrial sectors in the northwest of Spain. This justifies the maintenance of these industries, although the technica
Sep 1, 2022
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Enhancement of shear flocculation of a galena suspension by ultrasonic treatmentBy K. Esmeli, A. Ozkan
The enhancement of shear flocculation of a galena suspension by ultrasound in the presence of sodium isopropyl xanthate and potassium ethyl xanthate was investigated by studying the effects of surfact
Jul 5, 2023
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Assessment of coal washability data obtained via the RhoVol analyserBy D. Stone, M. Le Roux, Q. P. Campbell, M. Fofana
Float-and-sink analysis is widely used in the coal industry to obtain washability data, yielding important information about beneficiation potential and performance. This method is associated with hea
Oct 3, 2023
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Comparison between traditional coal washability determination methods and the RhoVol density analyser, Q.P. Campbell, M. le Roux, and M. FofanaBy M. Le Roux, Q. P. Campbell, M. Fofana
The determination of densimetric information to predict coal washabilities is an important step in characterising the feed material, as well as the performance of operating plants. However, traditiona
Jan 1, 2020
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Effect of HPGR grinding on pelletizing performance of coarse magnetite concentrate-microstructural studies, L. Hosseini, R. Hejazi, M. Saghaeian, and M.V. SheikhzadehBy M. Saghaeian, R. Hejazi, L. Hosseini, M. V. Sheikhzadeh
Blaine number has long been used to evaluate the pelletising ability of iron concentrate in the industry. Much information and practical data are available about the effect of Blaine number on pelleti
Jan 1, 2020
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Opportunities for the application of Augmented Reality in mining and minerals processing, G. Asbjörnsson, M. Getz, M. Evertsson, E. ClausenBy M. Getz, G. Asbjörnsson, M. Evertsson, E. Clausen
The mining and minerals processing industry is gradually being digitalised to improve efficiency and reduce waste. One aspect of this transition is to ensure that relevant process-data in sufficient q
Jan 1, 2020
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Optimum Coal Mine: Striving Towards A 'Zero Effluent' Mine - SynopsisBy V. E. Cogho
Optimum Coal Mine comprises numerous defunct, active, and future mining sections. The mine is primarily a large opencast coal mine; however, underground mining activities will be increasing steadily o
Jan 1, 2012
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Fuel Cell Technology In Underground MiningBy A. R. Miller
A fuel cell locomotive incorporates the advantages of its competitors, namely catenary-electric and diesel-electric units, while avoiding their disadvantages. It possesses the environmental benefits,
Jan 1, 2012
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Optimization of gold recovery concentrates processing by the use of arsenatizing roasting, А.Y. Senchenko, А.V. Aksenov, and S.G. RybkinBy А. V. Aksenov, S. G. Rybkin, А. Y. Senchenko
For gold plants in Russia, it is very complicated and costly to use cyanide leaching for efficient processing of gold refractory ores, where gold is closely associated with sulphide minerals and the s
Jan 1, 2020
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Setting the basis of big-data in impact crushing, S. Lange and H. LieberwirthBy S. Langea, H. Lieberwirth
Impact crushers are common machines in comminution plants. Their high size-reduction ratio and relatively simple design, make them a preferred tool even when subjected to harsh wear, and producing a l
Jan 1, 2020
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The tailings dusting problem: a case study of mining operations in the Far North of the Russian Federation, D.V. Makarov, A.V. Svetlov, E.A. Krasavtseva, O.T. Konina, A.A. Goryachev, and V.A. MasloboevBy O. T. Konina, V. A. Masloboev, A. V. Svetlov, E. A. Krasavtseva, D. V. Makarov, A. A. Goryachev
Dusting phenomena have been examined at the tailings storage facility of Apatit JSC Kirovsk, a mining operation located in the far north of the Russian Federation. The material composition of the tail
Jan 1, 2020