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R&D and Application on CLF Flotation Machine
By H. L. Liu
With the exploitation of mineral resources, valuable minerals are more and more finer and poorer. Priority reclaiming liberation grind particle under rough grinding, will help to pervert loss of melts
Jan 1, 2014
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Research On Preparation And Performance Of Vandium Tailings-Based Geopolymer
By T. J. Chen
Vanadium-beard bone coal is one of important vanadium resources in China.To extract vanadium tailings from Stone coal is produced after extracted vanadium from stone coal through the roasting, leachin
Sep 1, 2012
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New Technology of Comprehensively Recycling of Spent Magnesia-Chrome Refractories
By Junwei Han, Kai Xue, Wenqing Qin, Tan Xu, Fen Jiao, Lianbing Cai, Wei Liu
"The research aimed at solving the problem of the stacked spent magnesia-chrome refractories using in non-ferrous metal smelters, which contain various heavy metals and are considered as a hazardous w
Jan 1, 2018
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Statistical Evaluation And Optimization Of Multi-Gravity Separator (Mgs) Parameters For Upgrading Of Chadormalu Ultra - Fine Haematite Tailings
By Ali Dehghani Ahmadabadi
Gravity separation technique is widely used in mineral beneficiation practices for its low cost, ease of operation, and eco-friendly nature. The most commonly used gravity methods for beneficiation of
Sep 1, 2012
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Mathematical Modelling of Attraction Forces of Metal Magnetic Liners in Ball Mills
By J. Zou
With the increasing applications of the Chinese metal magnetic liners, the requirement for their technical specifications has become stricter and stricter. It is necessary to deeply analyse the metal
Jan 1, 2014
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Research on Fluidized Magnetizing Roasting and Low Intensity Magnetic Separation of Eastern Tailings of Anshan Mining Area in China
By Yuexin Han, Wenbo Li, Yan Shan, Yanjun Li, Shumin Zhang
"With the accelerating pace of resource extraction, the quality of resources is decreasing, and the old tailing dams which have served for several decades have become the focus of attention. The secon
Jan 1, 2018
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Pilot Dense Medium Separation of Hematite Fines
By T. Moloane, C. Bergman, Heloise Thiele
"A pilot test campaign was undertaken to evaluate dense medium cyclone separation efficiencies on samples of iron ore fines (-1mm +300µm). Evaluations were done using both gas and water atomised FeSi
Jan 1, 2018
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Improving Milling Circuits Through Aggressive Approach to Cyclone and Overall Circuit Operation
By Pat Turner, Abrie Schutte, Tim Olson, Roman van Ommen
The key to good cyclone circuit design and operation in primary grinding circuits will be discussed. Cyclone circuit design issues include individual cyclone design features such as cone angle or mate
Jan 1, 2003
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Treatment of Acid Mine Drainage in a Uranium Deposit by Means of a Passive System
By S. Groudev
Acid drainage waters generated in the uranium deposit Curilo, Bulgaria, were treated by means of a pilot-scale passive system consisting of a permeable reactive multibarrier and a constructed wetland
Jan 1, 2014
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An Evaluation Of Various Energy-Size Relationships For Prediction Of Specific Energy Requirement For Ball Milling Operation
By K. B. Venkatesh
In view of the importance of size reduction operations from the energy consumption point of view, during the past one hundred and fifty years a number of attempts have been made to develop a general e
Sep 1, 2012
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Comperative experimental study of two grinding media
By Kremena Dedelyanova, Tsvetan Damyanov, Nikolay Hristov, Evgeni Kostadinov, Lubomir Kuzev
"Spherical grinding media (balls) are the most widely used media for comminution of ores by grinding. One way to optimize the grinding process in a tumbling mill is associated with the development and
Jan 1, 2014
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Oxygen demand test: A diagnostic tool for determining the optimum aeration in the selective flotation of chalcopyrite from pyrite
By Massimiliano Zanin, William Skinner, Owusu Clement, Jonas Addai-Mensah, Daniel Fornasiero
This paper highlights the importance of pulp aeration in the selective separation of chalcopyrite from chalcopyrite/pyrite mixtures of varying pyrite content (20-80 wt.%). Laboratory batch flotation s
Jan 1, 2014
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Evaluation of a Commercial Reagent in the Selective Flocculation of Indian Iron Ore Slimes
By Shounak Banerjee, Suresh Babu Dasari, Dharmendr Kumar, Shashank Pardhikar, Beena Rai, Venugopal Tammishetti
Recent increase in steel demand has led to the increased usage of high grade iron ores. During the mining, crushing and washing of ore, huge quantities of fines and slimes (<150 µm) are generated, maj
Jan 1, 2018
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Effect of time step on the accuracy of DEM calculations
By S. Banisi, Seyyed Omid Mousavi, Alireza Ghasemi
Discrete Element Method (DEM) is extensively used to simulate the behaviour of particles in various processing units. This method is based on modelling the forces acting between particles in any conta
Jan 1, 2014
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Testing the High Frequency Fine Screen Model Using Industrial Data
By S. Gomez, P. A. Bebswa, A. N. Mwale
"The research aimed at improving the way screen performance analysis is conducted using a model that accounts for most feed and design parameters in its formulation. Thus, the aim was to validate the
Jan 1, 2018
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Use of X-ray computed tomography to investigate microwave induced cracks in sphalerite ore particles
By Steven Bradshaw, Edson Charikinya
The application of high power microwave energy to secondary crusher products has been shown to induce micro fractures and cracks in the ore. This suggests that heap leaching could benefit from microwa
Jan 1, 2014
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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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Optimizing And Evaluating Theoretical Concepts Of Compressive Crushing
By E. Lee
Cone crushers are widely used within the mining and aggregate industries for the size reduction of minerals, ores, and rock materials. In mining applications for example, the product from cone crusher
Sep 1, 2012
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Development of KYF Flotation Cells
By S. Liu
With the development of global economy, the demand of mineral?s quantity and quality are in-creased, valuable minerals are more and more finer and poorer, and the capacity of concentration plant are m
Jan 1, 2014
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Dry Technologies of Ore Preparation as a Tool for Increasing Extraction of Valuable Components
By V. A. Vorob'ev, A. N. Larionov, E. N. Ivanov, M. A. Ryazanov
The aim of the research is to increase the recoverable value of poor, difficult-to-digest complex mineral raw materials. In the Republic Belarus, universal centrifugal-shock devices have been created
Jan 1, 2018