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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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Comparative Study of Optimization Schemes in Mineral Processing Simulations
By M. Evertsson, K. Bhadani, E. Hulthén, M. Bengtsson
"Modelling and simulations for mineral processing plants have been successful in replicating and predicting predefined scenarios of an operating plant. However, there is a need to explore and increase
Jan 1, 2018
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Crushing, Pelletizing and Alkaline Leaching of Massive Low Grade Zinc Oxide Ores
By L. Y. Feng
The percentage of leached zinc in massive zinc oxide ores (11.7% Zn, >2 mm) is up to 73.3 % in 120 days. Alternatively, crushed to -0.154 mm, mixed with cement 5% (wt), pelletized and solidified. The
Jan 1, 2014
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Modeling Of Coal Compaction Within Stamp-Charged Coke Making By Means Of Computational Physics
By A. Sand
Within stamp-charged coke making a large volume of coal is compacted to one single coal cake before entering the coke oven chamber. This is done by means of several falling stampers in a stamping mach
Sep 1, 2012
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MPC applications at Minera Los Pelambres
By Felipe Henríquez, Daniel Silva
"Traditionally, the implementation of an automated advanced process controller in any mineral processing complex is a challenge, mainly due to the quality of resources and technologies required, the u
Jan 1, 2014
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Multistage Model of Flotation and its Use
By V. P. Yakushkin, B. S. Ksenofontov
"Multistage model designed and used for more detailed description of floatation process. The study develops a new model of flotation kinetics description. It defines flotation as process that consists
Jan 1, 2018
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Conceptual Design Of Cone Crusher Chamber
By Lang Shiping
The criteria for designing a crushing chamber are presented and a program for designing the shape of the chamber is proposed. During the chamber shape design, major design parameters are analyzed firs
Sep 1, 2012
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Applicability of Solid Anaerobic Digestion Sludge of the Lignocellulosic Residues to Soil Conditioning
By G. M. Wolfaardt, B. C. Qi
"From a lifecycle point of view, biologically digested sludge is a valuable product that should be reused if possible. Sludge may be applied to agricultural land for further sludge treatment and impro
Jan 1, 2003
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Process optimization at Rio Tinto Kennecott using real-time measurement of coarse material in individual hydrocyclone overflow streams
By David Newton, Christian O’Keefe, Robert Maron, Jerin Russell, Paul Rothman, Dylan Cirulis
"The presence of unwanted coarse material in flotation feed streams negatively impacts both recovery and throughput of concentrator plants. The detection of this coarse material is a long-standing pro
Jan 1, 2014
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Experimental Investigation of New Soil Remediation Method for Organic Contaminant by Using Crush Composition (Gas Generation Composition)
By A. Shibayama
Soil contamination by organic compounds is one of the most concerned issues on polluted soil. It is well known that there are limited methods to remediate the contaminated soil on site. Especially, th
Jan 1, 2014
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Understanding the Interaction of Multicomponent Particles in Hydrocyclone Classifier Using CFD Model
By Teja Reddy, Narasimha Mangadoddy, Mandakini Padhi
"In mineral comminution circuits, the feed to hydrocyclone consists of a heterogeneous mixture having varied degrees of liberation and sizes leading to the multi-component particle system. The presenc
Jan 1, 2018
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Mineral Processing of Cobalt-rich Ferromanganese Crust and Nodules
By M. Ito
Cobalt-rich ferromanganese crust and nodule ores from seamount areas contain volcanic and sedimentary rocks as substrate or nuclei. These ores require mineral processing to remove the sub-strate/nucle
Jan 1, 2014
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Advanced Process Control Of An Industrial Iron Ore Pellet Induration Process
By M. V. S. Cavalcante
The quality of iron ore pellets, represented in terms of parameters such as cold compressive strength (CCS) and Tumble Index (TI), has a strongly influence on the productivity and energy of reduction
Sep 1, 2012
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Development and Pilot Plant Testing of Underground Leaching of Gold by Chlorine-Containing Solutions
By Vasily V. Lodeischikov, Adolf F. Panchenko, Olga D. Khmelnitskaya, Vladimir E. Dementyev
Pilot plant tests of underground gold leaching from Maminskoye deposit oxide ores at a grade of 0,7 g/t Au were carried out. The underground leaching flow sheet includes Au dissolution by chlorine-con
Jan 1, 2003
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Recovery Of Values From Tailing Ponds Of Iron Ore Washing Plants
By N. Vasumathi
Most of the Iron ore washing plants set up in India in the earlier days consist of sizing of the ore by dry / wet screening, washing and classification by screw classifiers. In this classical approach
Sep 1, 2012
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Treatment Of A Copper - Rich Gold Ore By Ammonia Assisted Cyanide Leaching
By A. D. Bas
Copper minerals present difficulties during the cyanide leaching of gold ores leading to excessively high consumption of cyanide (and oxygen) coupled with low extraction of gold. Copper cyanide specie
Sep 1, 2012
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Optimization of flotation process on fine ilmenite using flotation column
By Jiongtian Liu, Guixia Fan, Caom Yijun
A cyclonic-static micro bubble flotation column (FCSMC) is an effective separation device for fine grain treatment. The separation of fine ilmenite by FCSMC was explored in this work. The influence of
Jan 1, 2014
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The Future of Mining: Will in Place Recovery Ever Come of Age?
By R. Batterham
"The history of mineral processing is indeed long and has always been tied to mining methods of the day. While many new processes and devices have been developed, the most significant trend in recent
Jan 1, 2018
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Effect Of Particle Size Distribution On Grinding Kinetics In Dry And Wet Ball Milling Operations
By Avinash Tripathi
It is now well known that the size distribution of the particulate solid has a significant effect on the breakage behavior of particles in the wet as well as dry modes of ball milling operation. In th
Sep 1, 2012
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Modification of SAG Mill Liner Shape Based on 3-D Liner Wear Profile Measurement at the Sarcheshmeh Copper Mine
By M. M. Yahyaei
The Sarcheshmeh new concentration plant uses a 32 ft×16 ft constant speed (10.5 RPM) SAG mill with two 5500 hp motors which could rotate in two directions. The mill liners are chrome-molybdenum steel
Jan 1, 2014