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Concentration Of Scheelite In Rio Grande Do Norte (Brazil) ? Present And Future (XXVI INTERNATIONAL MINERAL PROCESSING CONGRESS (IMPC) 2012 PROCEEDINGS)
By J. Leite
In a small-scale mining in Brazil?s northeast, scheelite were exploited since 1940?s using a traditional gravity concentration flowchart (composed by jigs and shacking tables) that operates with low e
Sep 1, 2012
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Microorganisms in Flotation and Flocculation of Minerals ? An Overview
By A. Vilinska
Microorganisms have a tremendous influence on their environment through the transfer of energy, charge, and materials across a complex biotic mineral-solution interface. Recent developments in biotech
Jan 1, 2014
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The Value Of Automated Mineralogy
By Ying Gu
Automated mineralogy methods and tools, such as the Mineral Liberation Analyzer (MLA) and the QEMSCAN, are now widely used for ore characterization, process design and optimization. Several case studi
Sep 1, 2012
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Study of the Influence of Water Recirculation in the Concentration Process by Flotation of Chalcopyrite
By D. Endara, E. De la Torre, S. Echeverria
"The study was conducted with the sulfide mineral from the province of Zamora Chinchipe. It was characterized physical, chemical and mineralogical, obtaining between its main results a copper concentr
Jan 1, 2018
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Understanding the Flotation of Florida Refractory Phosphate Ore: The Value of Characterization Studies
By F. J. Sotiuo
Variability of the quality of phosphate ore feed to the flotation plant has been of great concern for the industry. This variability sometimes resulted in 10% to 50% decrease of P2O5 recovery, a reduc
Jan 1, 2014
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Study of Water-sealed Cyclone
By G. G. Xiong
Water-sealed cyclone is a new efficient equipment to use for grading,concentrating of slurry, it was researched and developed by the Kunming Metallurgy Research Institute in the 1980s , and ac-cessed
Jan 1, 2014
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Experimental Analysis of NGM Coal Particles Behaviour in DMC
By R. Shiva Kumar, G. E. Sreedhar, Rajan Kumar, K. Suresh, A. K. Aketi Veera, M. Narasimha, P. S. Jodan
"In most of the coal washeries, Dense Medium Cyclone’s (DMC) are deployed to treat coarse coal fraction in the range of 50-0.5 mm. DMC’s are very popular due to its ability of high tonnage, ease of op
Jan 1, 2018
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Potash Ore Flotation?How does It Work?
The major components of sylvinite ores, sylvite (KCl) and halite (NaCl), are separated by flotation. Since both these minerals are water-soluble, the process is carried out in a saturated brine, 6~7
Jan 1, 2014
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Hydrodynamic enhancement of flotation using a Reflux flotation cell
By Kevin Galvin, James Dickinson
"The Reflux Flotation Cell (RFC) consists of an inverted fluidized bubbly bed, located above a system of parallel inclined channels. This novel arrangement enhances the hydrodynamics of flotation in a
Jan 1, 2014
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The Proposal of a New Method of Evaluation of Hard Coal Grindability
By B. Tora
The new method of evaluation of grindability of hard coal and its blend is shown. Standard Hardgrove test is used as a base to work out this method. The essence of this method consists of simulation o
Jan 1, 2014
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Study on Intensification of Baddeleyite?s Concentrate Deep Cleaning by Mechanical Activation
By N. I. Tyushkova
This is a brief survey of the technological solutions for deep cleaning of baddeleyite?s concen-trate. Baddeleyite is part of kamaphorite of composite apatite-magnetite ore in alkaline-ultrabasic moun
Jan 1, 2014
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Process Amenability Studies for Utilisation of Low-grade Iron Ore Fines
By N. V. Ramana Murthy
Utilisation of Low-Grade Iron Ore Fines after concentration not only helps in conservation of the mineral wealth, but also substantialsly improves the economics of iron ore mining. There has been need
Jan 1, 2014
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Non-traditional High-energy Methods for Disintegration and Breaking-up of Fine-disseminated Mineral Complexes from Refractory Precious Metal Ores
By V. A. Chanturiya
There is an obvious disproportion in Russia gold-mining industry between the structure of gold reserves and the gold-mining techniques. The bulk of gold (over 70%) is extracted from alluvial deposit,
Jan 1, 2014
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Study of Middle-low Grade Bauxite Desilication by Bi-flotation Technology
By X. Q. Chen
According to the different characters of the middle-low grade bauxite, based on the normal flotation & reverse flotation technology, the author innovates the new technology which is named bi-flotation
Jan 1, 2014
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New Processing Technology Research for the Magnetic Separation Application on Copper-Sulfur Ore Beneficiation
By Hui Zhang, Fei Yang, Tong Guan, Guangqin Fu, Lihong Deng, Yuanlin Chen, Xiaotong Zhou
"For a copper-sulfur polymetallic mine in south China, the main valuable minerals were chalcopyrite, pyrite and pyrrhotite. The flotability of pyrrhotite was similar with chalcopyrite and pyrite and i
Jan 1, 2018
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Data Reconciliation for Flowsheets Involving Plug-flow Units. An Application to an Oil Sands Processing Plant
The objective of the paper is to develop a material balance calculation procedure for a production unit involving two plants separated by a pipeline. The case study is taken from the oil sands industr
Jan 1, 2014
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Study On A New Process Technology For A Complex Refractory Wo3 ? Sn Ore
By Zhang Zhonghan
A domestic tungsten-tin ore presents very complex property. How to effectively recover the scheelite, wolframite and cassiterite in the ore has long been a difficult problem to be solved urgently. O
Sep 1, 2012
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Synthesis of Grain Size Distribution Functions Determined by the Coulter Counter Method
By B. Peszko
There are many measuring methods of grain sizes. Taking into consideration the fine grained materials, one of the existing techniques is measurement of grain size by the Coulter Counter method. This m
Jan 1, 2014
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Study for Process Mineralogy of Refractory Rare Metals Ore
By D. Y. Liang
Rare metal ores have those features of high industrial value and bad performance in ore separation. Most of rare metals ores are with low grade of valuable components, rareness of useful minerals, com
Jan 1, 2014
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Model Predictive Control Of The Interface Level In An Oil Sands Separation Cell
By Anuj Narang
Large-scale separation or flotation cells, used in the primary extraction in the oil sands industry, are integral parts of the overall process of bitumen extraction. Good regulation of the interface l
Sep 1, 2012