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Conditions for Production of Copper Powder in a Pipe Reactor (ABSTRACT PAGE)
By Reuter M. A., R. D. van der Weijden, W. F. C. van Wageningen
"Copper(II) can be recovered or removed from acidic copper sulfate solutions as cuprite or metallic copper powder by reduction with carbohydrates. The copper powder characteristics, such as size and s
Jan 1, 2003
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Development of an Industrial Bioreactor for Mass Culturing of UaSB Granules by Process Induction and Microbial Stimulation (ABSTRACT PAGE)
By R. Els Ellis
Enhanced granulation of UASB granules was tested on pilot scale with two different test reactors (about 5 litres capacity each). Sludge from a local sewage works was used, with peach cannery effluent
Jan 1, 2003
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Development of an Industrial Bioreactor for Mass Culturing of UASB Granules by Process Induction and Microbial Stimulation
By Leon Lorenzen, Trevor J. Britz, Pierre J. Van Zyl, Ellis R. Els
Enhanced granulation of UASB granules was tested on pilot scale with two different test reactors (about 5 litres capacity each). Sludge from a local sewage works was used, with peach cannery effluent
Jan 1, 2003
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Kinetics of Hydrochemical Oxidation of Antimonite in Solutions of Nitric Acid
By A. E. Sobolev
The kinetics of hydrochemical oxidation of antimonite in solutions of nitric acid was studied using the rotating disk method and the factor experiment design. The dependences of the antimonite?s oxida
Jan 1, 2014
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Effect Of Certain Organic Solvents On The Properties Of Bentonite
By A. I. Arol
Bentonite is an important industrial mineral with very wide application areas. Its unique colloidal, swelling, thickening and adsorption properties make it a useful agent in drilling, metal casting, a
Sep 1, 2012
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An alternative impact test to improve the short term forecasting of grinding circuit
By C. Suazo, O. Alruiz, A. Hofmann, I. Fernandez, W. Kracht, N. Mora
"Compañía Minera Dona Inés de Collahuasi, CMDIC, has developed a methodology that allows estimating economic benefit taking into account the variability of the ore characteristics (geometallurgical mo
Jan 1, 2014
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Simultaneous Electrowinning of Lead and Manganese Dioxide in Chloride Medium
By W. X. Yin
Electrowinning of lead from aqueous solution of PbCl2 and electrowinning of manganese dioxide from aqueous solution of MnCl2 are two research focuses in hydrometallurgy. This paper investigated a new
Jan 1, 2014
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Current Situation and Development Trend of Technology on Treatment of Characteristic Waste Water from Gold Industry
By Z. H. Li
In connection with the features of characteristic waste water (containing cyanogen, arsenic and heavy metal) pollutants discharged by gold industry as well as the environmental features at the locatio
Jan 1, 2014
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Modernazation And Expansion Of Process Plant By Implementing Sag And Ball Mill And Carbon-In-Pulp Technology At The Hutti Gold Mines Company Limited
By Gurubasayya Swamy
This paper presents the consequences of modernization and expansion of process plant by implementing SAG and Ball Mill and Carbon-in-pulp technology at the Hutti Gold Mine. From the inception of the p
Sep 1, 2012
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Mineral Industry Education And Training Trends In North America: Challenges, Opportunities And A Framework For The Future
This paper discusses current workforce demand projections for mineral processing engineers and emerging trends in mineral processing education. Attempts are made to identify gaps that often result in
Sep 1, 2012
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Wet And Dry Grinding Methods Effect On The Flotation Of Taknar Cu-Zn Sulphide Ore Using A Mixed Collector
There are interactions between different minerals from the same ore, minerals and grinding media, and the electrochemical conditions present in the system. Grinding in steel rod and ball mills is a co
Sep 1, 2012
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Assessment of Rental Income in Mineral Processing For Rare Earth Deposits
By S. V. Bogdanov, S. I. Grishaev
"The article presents the materials about the appropriateness of the use of rental indices to assess the effectiveness of the use of deposits of rare earth elements (REE). The authors suggest from the
Jan 1, 2018
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Leaching study of high ash Indian coals at pilot scale
By P. Banerjee, P. Dash, S. Sriramoju, A. Suresh, R. Lingam, T. Ray
"One single property that influences the quality and market value of coal to the maximum extent is the ash content. The lower the coal ash higher is the energy utilization and potential for different
Jan 1, 2014
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Characterizing flotation recovery variability of copper ores
By Deirdre Bradshaw, Cornelius Vos
"The detailed understanding of the variability in process performance parameters within an ore body forms a key aspect of ensuring that proper decisions are made with regards to the economic viability
Jan 1, 2014
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Molecular recognition in mineral flotation: Selectivity in apatite-calcite system
By Anuttam Patra, Romain Bordes, Andreas Fredriksson, Tommy Karlkvist, Krister Holmberg, Kota Hanumantha Rao
The present investigation aims to develop and distinguish mineral specific reagents with two functional groups for use in flotation of calcium containing minerals. For this purpose, a series of dicarb
Jan 1, 2014
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Thin Film Studies on Silica in Mixed Cationicanionic Surfactant Solution
By Ljudmil S. Grigorov, Eric Forssberg, Hanumantha Rao Kota, Robert J. Pugh, Lidia B. Alexandrova
"The effects of mixed collectors on some physicochemical parameters (thin film lifetime, kinetics of expansion of the three-phase contact, equilibrium three-phase contact angle and surface tension) in
Jan 1, 2003
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A CFD study of a magnetic separator with spheres matrix
By B. Mishra, Rahul Mohanty, Swati Mohanty, Swagatika Dash
Wet high intensity magnetic separators have been widely used in the mineral industry for separation of mineral particles based on magnetic properties. Usually, magnetic separators employ ordered array
Jan 1, 2014
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Improvement and simulation of a gold recovery plant by gravity concentration, flotation and leaching
By Ernesto de la Torre, Karla Velín, Alicia Guevara
"The following study shows the improvement and simulation of a gold recovery plant of 24 t/day of capacity by gravity concentration, flotation and leaching. The ore processed had grades of 6 g/t Au, 1
Jan 1, 2014
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Usage of Correlation between Liberation Parameters and Conditions of Separation of Minerals for Reaching Maximal Technological Efficacy of the Mineral Processing
By Victor V. Karmazin
"The appearance of the precise equipment for analysis of results of the laboratory tests with using of the computer processing allows raising accuracy of the estimation of the expected indexes of the
Jan 1, 2003
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Froth Surface Solids Loading Measurement And Its Relationship To Froth Stability
By S. H. Morar
Froth stability is widely recognized as a key driver of flotation selectivity. It is well known that froth stability is affected by the type and quantity of surface active reagents present (frothers),
Sep 1, 2012