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Benefits Of A Single Control System In Mineral Processing Plants: Metso Dna System At Talvivaara Nickel Mine
By Janne Kytökari
Controlling a wide range of minerals processes with single control system is an ordinary way to operate in mines all over the world these days. However the potential of these systems is not yet fully
Sep 1, 2012
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Study on Bio-oxidation of Pyrite during Copper Bioleaching
By G. Y. Zhou
During Zijinshan copper heap bioleaching, pyrite was leached in plenty resulting in high ferric concentration in solution. It has affected bioleaching and extraction processing greatly. It results muc
Jan 1, 2014
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A Complex Technology of Pyrite Cinder Processing
By O. D. Khmelnitskaya
The research on selecting of an efficient technology of pyrite cinders complex treatment, sulfuric acid production wastes, have been made. The grades in the initial product were 2.04 g Au/t, 35.0 g Ag
Jan 1, 2014
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Design, Modelling and Control of Flotation Equipments ( XXII International Mineral Processing Congress)
By Juan B. Yianatos
"After almost 100 years, since the first commercial application began in Australia, flotation has shown an extraordinary growth and nearly 2 billion tons of ore per year are presently treated by flota
Jan 1, 2003
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Physicochemical Properties and Process Mineralogy of Com-plex Tin, Zinc-bearing Iron Concentrates
By Y. B. Zhang
China is rich in iron ore resources, but most of these ores are low-grade, polymetallic and refrac-tory ones. Furthermore, with the rapid development of chinese iron & steel industry, the comprehen-si
Jan 1, 2014
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Leaching Mechanism of Complicated Antimony- lead Concentrate in Slurry Electrolysis
By C. Y. Wang
Anodic reaction mechanism of complicated antimony-lead concentrate in Slurry Electrolysis has been investigated by the anodic polarization curves determined under various conditions. The main reaction
Jan 1, 2014
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Effect Of Particle Size Distribution On Grinding Kinetics In Dry And Wet Ball Milling Operations
By Avinash Tripathi
It is now well known that the size distribution of the particulate solid has a significant effect on the breakage behavior of particles in the wet as well as dry modes of ball milling operation. In th
Sep 1, 2012
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The Effect of Polyethylene Oxide (PEO) on Reducing the Mechanical Entrainment of Fine Quartz Gangue during Sulphide Ore Flotation
By J. Gong
Fine mineral particles pose two challenging problems in froth flotation, i.e., ineffective recovery of fine hydrophobic particles and mechanical entrainment of fine hydrophilic particles. The first pr
Jan 1, 2014
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Degree Evaluation of Grinding on Fractional Composition at Destruction of Polymineral Raw Materials
By N. Nikolaeva, A. Romashev, T. Aleksandrova
Energetic characteristics identify energy consumption for destruction of prills and kinetic characteristics rate formation of finished size grade in the course of destruction and identify crushing and
Jan 1, 2018
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Adsorption of carboxymethyl cellulose on talc basal and edge surfaces probed by atomic force microscope
By Jacob Masliyah, Zhenghe Xu, Lujie Yan
"Understanding adsorption mechanism of polymeric organic process modifierssuch as carboxymethyl cellulose (CMC) on talc hasbeen a major challenge due to anisotropic nature of talc basal planes and edg
Jan 1, 2014
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Polyelectrolyte Mediated Dewatering of Mixed Mineral Dispersions
In the present work, the influence of coagulant, polymeric flocculant structure type and mode of addition on flocculation performance and dewatering behaviour of plant mineral waste tailings of divers
Jan 1, 2014
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Microstructural Investigation of Complex Ores Processed with Electric Impulses
By M. Mezzetti, E. Anders, O. Popov, P. Hoske, H. Lieberwirth, M. Voigt
"The material breakage induced by high energy electric discharges is known in general as electric impulse technology. This technology can be used for processing solid materials, such as rocks and ores
Jan 1, 2018
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Effect of Anion Macromolecular Flocculant on Selective Flocculation of Diaspore
In this study, selective flocculating of diaspore using anion macromolecular reagent as flocculant was tested to separate diaspore from alum-silicate minerals. Firstly, the effect of pH on settling b
Jan 1, 2014
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Investigating Fine Particle Recovery in the Lead Flotation Circuit of Minera Fresnillo
By A. Tolentino, J. Bravo, M. A. Corona-Arroyo, C. Quintero, R. Zarate, A. Lynch, L. Carillo
"This paper presents the performance of the flotation circuit of Minera Fresnillo PLC, Mexico. A plant survey was carried out on the lead banks and a size-by-size assay on the samples was conducted. T
Jan 1, 2018
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Effect Of Sodium Polyacrylate On The Grinding Efficiency Of Bauxite And Its Mechanisms
By Zehong Wang
Selecting sodium polyacrylate (PAAS) as grinding aid, the effect of grinding aid on the grinding efficiency of bauxite taken from Shanxi province was studied and its mechanisms were analyzed by measur
Sep 1, 2012
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Exploration on the Process Characteristics of Oily-Bubble Flotation of Low Rank Coal
By Yang Zhao, Tao Xiu-xiang, Chen Song-jiang
"China is rich in low-rank coals that account for 45.68% of existing coal reserves in China. The clean and efficient utilization of low rank coals is of great significance for ensuring the effective e
Jan 1, 2018
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Effective Coal Beneficiation
By Sharma K. K.
India is the third largest producer with accounting to fifth largest reserves base of coal in the world. Indian coal has high ash content (15-45%) and low calorific value. The basic processes being us
Sep 1, 2012
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Leaching of Copper Concentrate with Moderate Thermophile Bacteria in Batch Culture
By R. B. Shu
A moderate thermophilic microorganisms, has been isolated (45?) from a typical sulphide mine in the region of Mo Jiang located in the southwest of China. The culture has been used to extract copper fr
Jan 1, 2014
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Chemical Enhancement to Magnetic Separation in Kaolin Beneficiation
The value creation with kaolin clays depends on removing the colored impurities which manifests in to higher brightnessone of the most sought after properties on applications such as paper coating, pa
Jan 1, 2014
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Effect of Nanobublbles on Adsorption of Sodium Oleate on Calcite Surface
By Wenqing Qin, Yunfan Wang, Ximei Luo, Fen Jiao
In order to investigate the effect of nanobubbles on adsorption of surfactant on mineral surface, the nanobubbles on the surface of calcite with -37µm fraction in the sodium oleate system were control
Jan 1, 2018