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Grinding Mills: How to Accurately Predict Their Power Draw
"The first 90 years of the last century generated a considerable volume of technical literature on the subject of grinding mill power and its prediction. It is therefore surprising that during this ti
Jan 1, 2003
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Process for deep concentration of iron ores
By Sarra Scherbakova, Alexander Kurkov, Andrey Egorov
"Deep concentration of iron ores involves extraction, in addition to magnetite concentrate, of hematite and martite concentrates and recovery of other valuable components. A flotation technology was d
Jan 1, 2014
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Study on Crystal Structures, Surface Property and Floatability of Spodumene and Silicates
By Yuhua Wang, Haitao Zheng, Guangli Zhu, Yuehao Zhao, Fushun Yu, Dongfang Lu
"Spodumene, feldspar and quartz possess similar surface properties, which make the difficult to separate spodumene from other silicate minerals by flotation. The differences of crystal structure, surf
Jan 1, 2018
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Research on Metals Recycling from Waste Printed Circuit Board by Mechanical Processing of Wet Crushing and Wet Separation
By Y. M. Zhao
Reutilization of waste printed circuit boards (PCB) can not only prevent potential environmental pollution, but also achieve recycling of secondary resources. Study on recycling of discarded PCB belon
Jan 1, 2014
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High voltage breakage: A review of theory and applications
By Johannes Käppeler, Alexander Weh, Harald Giese, Klaas van der Wielen
"High voltage breakage is a novel comminution technology that shows considerable potential for various applications in mineral processing and recycling. It relies on highly energetic electrical pulses
Jan 1, 2014
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Grinding Mills: How to Accurately Predict Their Power Draw
"The first 90 years of the last century generated a considerable volume of technical literature on the subject of grinding mill power and its prediction. It is therefore surprising that during this ti
Jan 1, 2003
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Interrelation of site population of calcic amphiboles with their electrochemical and flotation properties
By Lev Filippov, Vyacheslav Severov, Inna Filippova
"Reverse cationic flotation is a very efficient method of beneficiation of oxidized iron ores when you need to separate hematite and quartz. This method can be also applied to reduce silica content in
Jan 1, 2014
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Some Options for Establishing Future Technologies for the Minerals Processing - Basic Principles, Results, Perspectives
By V. Panayotov, M. Panayotova
"The combined use of semiconductor properties and specific flotation characteristics of minerals under different conditions with external influences ensures a possibility for process control and manag
Jan 1, 2018
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A Comprehensive Analysis of Separation in Floatex Density Separator
Separation performance of a Floatex Density Separator (FDS) has been studied both experimentally and theoretically. Experimental results reveal that at a lower bed pressure the FDS acts like a classif
Jan 1, 2014
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Optimizing Knelson Concentrator Performance in Gravity Gold Circuits (78636aa8-a60c-4206-9445-adb357c592c5)
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
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Thiocarbonate Collectors in Pyrite Flotation - Fundamentals and Applications (6623b77e-b8f8-4b4d-b445-6e9e3ffafa48)
By Ronel du Plessis, John C. Davidtz, Jan D. Miller
Recent results from electrochemical measurements demonstrate that trithiocarbonate (TTC) collectors are more readily oxidized to their corresponding dithiolates than the dithiocarbonate/xanthate (DTC)
Jan 1, 2003
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Flotation Response Of Banded Iron Ore Of Karnataka Region, India
By B. Das
The processing of banded iron ore by direct anionic and reverse cationic flotation to produce pellet grade concentrate is investigated. This low-grade iron ore, known as banded hematite quartzite (BHQ
Sep 1, 2012
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By-Product Beneficiation ? A Journey Towards Resource Conservation
By Bharat Garg
The coking coal or clean coal from raw material division, Tata Steel Ltd. is a prime source of energy for inhouse steel making. Coal reserves of semi soft coking coal at West Bokaro is beneficiated by
Sep 1, 2012
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Calcium Polysulphide as a Sulfidizator at Flotation of the Oxidized Lead–Bearing Ores
By S. M. Narbekova, L. V. Semushkina, Zh. A. Aldybayeva, A. A. Mukhanova, D. K. Turysbekov, N. K. Tussupbayev
More complex and heavy-concentrating oxidized and mixed sulphidic oxidized ores are involved in production because of increasing needs for non-ferrous metals. Extraction of the oxidized minerals of no
Jan 1, 2018
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Processing of Arsenic Bearing Gold Ores
By T. V. Chnyrenkova, J. Troncoso, V. A. Luganov, G. P. Kluev
"Arsenic-gold bearing ores are used as flux in smelting or are leached to extract gold. The main aim is to decrease the arsenic content in processed materials and to break up the ore lattice, thus lib
Jan 1, 2003
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Research On Flotation Technology For A Refractory Lead-Zinc Ore
By Chuansheng Luo
If lead-zinc ores have high oxidation rate, separation of lead and zinc is very difficult. This paper studied the technology of preferential flotation by the coarse grinding and re-grinding. The lead
Sep 1, 2012
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Laminar Pipe Flow of Yield Plastic Fluids
By D. J. Hallbom
The ?yield plastic? rheological model describes the flow behaviour of a variety of non-settling suspensions, including many types of mineral slurry. The current paper presents the laminar flow relatio
Jan 1, 2014
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Evaluating the Current Status of Metal Production from Secondary Resources in South Africa
By C. Dorfling, C. A. Snyders
South Africa has extensive mineral processing and extractive metallurgy capacity and infrastructure for metal production from natural resources. Decreasing ore grades, increasing labor costs, and more
Jan 1, 2018
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Liberation Analysis of Main Minerals of Various Products on the Technological Flow Sheet at Fankou Lead-zinc Concentrator
By Y. M. Fu
In order to evaluate the flotation process, the process flow sheet was investigated. The process mineralogy of main products was studied. Through chemical mineralogical and screening analysis as well
Jan 1, 2014
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Determination of Optimum Operating Conditions for Washing Mixed Coals by Using Spreadsheet Optimization Method
By S. Mohanta
In composite washeries optimization of operating parameters to achieve maximum clean coal yield at the desired clean coal ash level is a major problem. This problem is more acute in countries like Ind
Jan 1, 2014