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Sylvite Flotation?s Activation from Carnalite Containing Potash Ores
By E. V. Konoplev
Russia is one of the largest manufacturers of potash fertilizers in the world. Processing of potash ores basically is carried out by a flotation way. Potash ores of the Verhnekamsky potash deposit con
Jan 1, 2014
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The Western Cape Mineral Processing Facility
By Dave Deglon
"The Western Cape Mineral Processing Facility (WCMPF) is a collaborative educational initiative between the Departments of Chemical Engineering of the University of Cape Town, the University of Stelle
Jan 1, 2003
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Influence of Nanoscale Roughness on Flotation (ABSTRACT PAGE)
By Scott C. Brown, Ivan U. Vakarelski
The particles commonly encountered in mineral benefication schemes have irregularites that are expressed at many different length scales. In part, this originates from preceding processes (e.g. makedo
Jan 1, 2003
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Biohydrometallurgical Processing of Refractory Gold-Arsenic Concentrate with Large Content of Pyrrhotite by Using Combined Autotrophic Bacterium
By Tamara F. Kondrateva, Evgenia E. Savari, Galina V. Sedelnikova, Rauf Y. Aslanukov, RAS (INMI), Grigori I. Karavaiko
"The investigation is dedicated to study of biohydrometallurgical processing of refractory gold-arsenic concentrate with the large content of pyrrhotite. Sulfide concentrate of chemical constituents:
Jan 1, 2003
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Scale-Up Methods of Dense Slurry Production by Propeller and Flow Technique Mixers
By J. Faitli, I. Tarján
One of the basic processes of process engineering is the production of dense suspensions. The major two equipment of this task are the periodically operating propeller mixer, and the continuously oper
Jan 1, 2003
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Correlation between the Velocities of Particle Spin and Particle Settling and the Optimal Stream Velocity in Gravity Separation
By M. Barsky, E. Barsky
A study was conducted to elucidate the relationship between the hovering velocity and the particle settling velocity. The experiments were carried out in a water medium on five materials ranging in de
Jan 1, 2003
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Use of Practical Correlation Equations for Statistically Determining Specific Surface Area Values Using One of Four Given Methodologies and Predicting the Correspondent Results of the Other Three Methods
By A. C. Maffei, M. V. Lins Gonçalves
Ore concentration processes are a function of the respective particle size distribution; however, most of them do not use an efficient operational method to determine it. From a practical point of vie
Jan 1, 2003
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New Technology Of Potash Ores Flotation Using Modified Alkylamines And Alkylmorfolines
By S. Titkov
At present, Russia is engaged in processing, 3new plants of hard-to-process potash ores with increased content (up to 10 - 12%) of insoluble impurities (insoluble residue ? I.R.). This required additi
Sep 1, 2012
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Lifting Power and Structure of Two-Phase Streams in Gravity Separation Regimes.
By M. Barsky, A. Govorov, E. Barsky
A study was conducted to determine the structure and lifting capacity of a two-phase stream in a vertical pipe at different distances from the point of introduction of the material into the instrument
Jan 1, 2003
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Influence of the Tower Mill’s Classifying Column Structure on the Size of Collected Products
By Takashi Furuyama, Sukeyuki Mori, Takafumi Okuma, Norio Hashiguchi
"In order to achieve a high recovery of particles finer than 10µm, three types of dry Tower Mill (VD-1, KD-1, KD-2 and KD-3) have been developed. These mills differ from each other in the size of the
Jan 1, 2003
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Iron Precipitation in Sulphuric Acid Under Pressure Oxidation Conditions at Elevated Temperatures (ABSTRACT PAGE)
By Rhulani F. Maluleke, Francis W. Petersen, John H. Marsh, Johann de T. Steyl, Allan Nesbitt
"Pressure leaching of chalcopyrite and nickeliferrous pyrrotite at temperatures between 105 and 200 ºC has been proposed as a potentially viable route for the extraction of mineral elements from sulph
Jan 1, 2003
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The Role of Complexing Agents and Dispersants in Pentlandite-Pyroxene Separation by Flotation (ABSTRACT PAGE)
By Natalie J. Shackleton, Deryck de Vaux, Cyril T. O’Connor, Vratislav Malysiak
"The major losses of PGM and base metals in the beneficiation of platinum group deposits occur during the separation of gangue from the value minerals by selective flotation. A number of studies have
Jan 1, 2003
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Development of AERO® MX3048 Promoter for Oxiana?s Sepon Concentrator, South Central Laos
By Peter Riccio
Oxiana Sepon?s mineral processing facility in south central Laos produces copper cathode using leach-autoclave-SX/EW flotation technology. Pyrite recovery in the flotation circuit is critical to the
Jan 1, 2014
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A “Checking System” for Circuit Control and Grade Estimation in Fluorite Flotation Plants
By Takashi Furuyama, Sukeyuki Mori, Abel Bissombolo
"In flotation practice, a good recovery of minerals largely depends on the degree to which the valuable minerals have been liberated from the associated gangue during the grinding process. Therefore,
Jan 1, 2003
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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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Mintek’s Process Control Tools for Milling and Flotation Control (1124542f-021c-4fae-b9f3-065a88611f2c)
By Jurgens J. Louw, Vincent C. Smith, Gareth C. Smith, Agit Singh, Dave G. Hulbert
"The flexibility of the PlantStar control platform has enabled Mintek to investigate and easily develop new control strategies for both milling and flotation. This includes a Solids Feed Controller, a
Jan 1, 2003
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Evolution Of Publicly Funded R&D Capability Along The Mineral Value Chain In South Africa
By L. Simpson
South African is a repository of significant deposits of a variety of minerals. The Citigroup confirms this assertion with an estimate of in-situ valuation of US$2.5 Trillion. The mining sector plays
Sep 1, 2012
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Research on the Selective Grinding Behaviors of Diaspore Type Bauxite
By Yuexin Han, Zehong Wang, Fujia Yu, Wanzhong Yin, Xinchao Wei
Bauxite is the main raw material in alumina and refractory industries. China has plentiful bauxite resources, most of which belong to the diaspore type bauxite with characteristics of high aluminum co
Jan 1, 2003
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Towards a Mineral Liberation Sensor
By Francesco Montanari, Gianni Schena
"Recent improvements in X-ray computed tomography allow investigation of objects several tens of millimetres in dimension with spatial resolutions in the order of a few microns. These improvements are
Jan 1, 2003
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Decoupling the Effects of Depression and Dispersion in the Batch Flotation of a Platinum Bearing Ore
By P. Harris
"Comparison of the two most commonly used classes of depressant in the South African platinum industry is complicated by the fact that these polymers induce different effects on the surfaces onto whic
Jan 1, 2003