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Evaluating classic froth washing technology to increase the concentrate grade: Theory and experiments
By Williams Calderon, César Arredondo, Gonzalo Montes-Atenas
The quality of final concentrate in froth flotation circuits is largely dictated by the correct implementation of the froth washing operation in flotation cleaning stages, which are commonly installed
Jan 1, 2014
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Agglomerate properties and column leaching behaviour of nickel laterite ores
By William Skinner, Ishmael Quaicoe, Jonas Addai-Mensah, Ataollah Nosrati
To date, intractable ore specific operational challenges such as poor heap geotechnical stability, permeability and high acid consumption rates associated with low grade (~1 wt%) nickel (Ni) laterites
Jan 1, 2014
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Argentojarosite synthesis and research
By Arkady Senchenko, Sergey Rybkin, Svetlana Lagutina, Alexander Aksenov
"The application of autoclave leaching technology for sulfide concentrates containing base and precious metals is spreading nowadays. In the process of concentrate leaching silver accumulates in the f
Jan 1, 2014
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Design of jet diffuser flotation column in pilot scale
By Hakan Gürsoy, Kemal Bilir, Bahri Öteyaka, Ali Uçar, Oktay Sahbaz
"Jet diffuser flotation column (JDFC) is a flotation device resembles Jameson flotation cell (JFC) in terms of operational principles, but it has significant difference structural points of view. This
Jan 1, 2014
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Wastewater characterization from a ferromanganese alloys plant
By Érica Linhares, Anderson Silveira Lopes, Aline Costa
In the production units of ferromanganese alloys wastewater are generated. They mainly arise from gutters of drainage water from warehouse of raw material (manganese ore, reducing agents and other), p
Jan 1, 2014
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Improvement in product of silica plant by modification of size classifying unit and application of attrition scrubber
By Mahdi Shevrini, Hamed Haghi
"In this research, the operation of screen classifying in silica processing circuits was investigated and modified by replacement of available trommel screens with teetered bed separator (TBS). In add
Jan 1, 2014
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Indian Iron Ore Industries ? An Overview
By C. S. Gundewar
Indian National Steel Policy envisages ambitious three fold rise in steel production by the year 2020. This paper covers the iron ore industry in India which cater to the need of iron ore requirement
Sep 1, 2012
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High Voltage Pulse Pre-Treatment of Ores
By Kym Runge, Wei Huang, Fengnian Shi, Christian Antonio
"This paper presents an emerging High Voltage Pulse (HVP) technology for ore pre-treatment. Unlike previous studies where HVP was utilized as a crusher to pulverize ore particles to micron size ranges
Jan 1, 2018
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Study on the Interaction between Fine Fluorite Particles and Bubbles
By Y. H. Hu, X. X. Zhang, Z. F. Dai, H. J. Huang, Q. S. Huang
"In order to get a more comprehensive understanding of the interaction of fine fluorite particles and bubbles, the electro-flotation was conducted, a high speed CCD was used to determine the bubble si
Jan 1, 2018
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Application of Electrical Disintegration to Coal
By Shuji Owada, Mayumi Ito, Takehiko Nishimura, Toru Yamashita, Sadayuki Shinozaki, Takashi Ando, Tomoe Ota
Electrical disintegration (ED) was applied to Nantun coal (China) in order to improve liberation of coal substance for the pretreatment of producing “Hyper Coal” of which the combustion gas was planni
Jan 1, 2003
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Sustainability and public engagement in mining: The role of engineers
By Christopher Tucker, Marcello Veiga
Social issues are increasingly recognized as significant inhibitors to mineral development projects. Increasingly social risk is being recognized as a key factor determining the success of a mineral i
Jan 1, 2014
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Conceptualising Trade-Offs Between Profitability, Energy Input and Water Recovery in Minerals Beneficiation
By M. Wright, A. H. Mwale
This paper examines the combination of unit technologies in a minerals beneficiation train, and explores the inter-relationship between energy input and water consumption for a given mineralogy and pr
Jan 1, 2003
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Removal of iron as goethite from leach solutions of waste of printed circuit boards (WPCB)
By Ersin Yazici, Ahmet Bas, Haci Deveci
Pregnant leach solutions from waste of printed circuit boards (WPCB) leaching contain many impurity metals (Fe in particular) at significant levels. These impurities should be reduced to acceptable le
Jan 1, 2014
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Use of the Saturation Curve to Predict the Optimal Moisture in Sintering
By F. A. V. Guimarães, A. M. Costa
"The moisture in sintering is a very important parameter for the performance of the process. It allows that the granulation takes pace in an efficient way making the water bridges between the bigger p
Jan 1, 2018
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Particle Size Distribution Analysis Of Ground Coal By Machine Vision SVolume Approach
By C. Igathinathane
Coal is the most widely used fossil fuel in the world, providing more than 25% of world?s electrical power. Since, the behavior of coal particles in crushing and grinding circuits, concentration opera
Sep 1, 2012
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Leaching of Gold and Silver with Ferricyanide-cyanide Solution
By F. Xie
Low gold and silver leaching kinetics has been commonly observed in traditional gold-silver cyanidation process, especially in those heap-leaching operations. The reactivity and availability of oxidan
Jan 1, 2014
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Next Generation Flotation Agents For The Concentration Of Complex Copper-Lead Ores
By L. Semushkina
Next generation flotation agents of KSK series for the concentration of complex copper-lead ores and the new ferromagnetic nanosized depressor of galena are introduced in this work. The feature of the
Sep 1, 2012
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The New Suite of Breakage Characterisation Tests
"The JKMRC researchers have been redeveloping the suite of breakage testing techniques to more realistically align with the breakage environment in comminution equipment. Computational modelling, espe
Jan 1, 2018
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An influence of the high-pressure comminution of copper ore on the effectiveness of downstream grinding processes
By Daniel Saramak
"Issues concerning effectiveness of the high-pressure comminution process in technological circuits of copper ore treatment were presented in the paper. Crushing processes taking place in high-pressur
Jan 1, 2014
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Extraction of Copper from Technogenic Water by the Method Galvanic Coagulation
By V. A. Feofanov
Technogenic water of ore mining enterprises, nonferrous metals operations, the enterprises of electroplating and instrument making, containing copper in the form of those or other connections can serv
Jan 1, 2014