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Tungsten Leaching from Scheelite Concentrate Using Sodium Hydroxide in the Presence of Phosphate by Autoclaving Process
By Tingting Li, Guodong Li, Dezhou Wei, Cong Han, Shuling Gao, Yanbai Shen
"The aim of this study is to solve the problem of tungsten leaching from scheelite concentrate using sodium hydroxide in the presence of phosphate by an autoclaving process, which is one of main devel
Jan 1, 2018
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Application of Ultrasonic to Enhance Sedimentation of Kaolin
By M. Özer, G. Önal, F. Arslan
"The use of ultrasonic in industrial processes has increased during the last few years. Ultrasonic vibrations are used in sieving, grinding, ore washing, cleaning, and flotation in mineral industry. T
Jan 1, 2003
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Laboratory Tests on the Production of High Quality Zeolite
By Gülay Bulut, Mustafa Özer, Yunus Emre Benkli, Olgaç Kangal, Istanbul Technical University, Mustafa Tarkan
"Zeolites are naturally occurring as hydrated aluminosilicate minerals. They belong to the class of minerals known as “tectosilicates” and are related to the common minerals feldspar and quartz. Seven
Jan 1, 2003
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Intensification of Non-Ferrous Metals Leaching From Low-Grade Copper-Nickel Ores and Tailings
By V. A. Masloboev, A. V. Svetlov, D. V. Makarov
"The methods of heap leaching are considered to be the most promising for the low-grade copper-nickel raw materials. The article presents intensification capabilities of the process. Objects of resear
Jan 1, 2018
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Insights on the leaching process of enargite: A review from the mediator process perspective
By Alejandro Rubio-Lopetegui, Gonzalo Montes-Atenas
The occurrence of Enargite (Cu3AsS4) in hydrometallurgical plants bears a number of challenges. One question lies on how Copper and Arsenic can be selectively extracted from the solid surface structur
Jan 1, 2014
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Modelling the Inhomogeneous Dead Man of a Blast Furnace: the Population Balance Model Approach
By Markus A. Reuter, Yongxiang Yang, Jim R. Post
In the upper part of an iron making blast furnace, sinter, coke and pellets are charged. While descending, the burden is heated and the iron oxides are reduced by the rising gases. The iron oxides sta
Jan 1, 2003
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Life Cycle Assessment in Multi-Product Metals Refining: A Project Planning Support Tool
By J. Broadhurst
"A number of metal supplying industries have in recent years seen the compilation of life cycle inventories (LCIs) and life cycle assessments (LCAs). The activity has largely been driven by the intere
Jan 1, 2003
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Regularities in Precipitate Flotation in a Column (ABSTRACT PAGE)
By Lev O. Filippov, Inna V. Filippova
"Flotation of metal-organic precipitate in column is sensible to the hydrodynamic conditions determined by the diameter and dispersion of rising bubbles. Thus, the dissipation energy in the system res
Jan 1, 2003
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Slon Vertical Ring and Pulsating High Gradient Magnetic Separator Applied in China
By Xiong Dahe
"SLon vertical ring and pulsating high gradient magnetic separator utilizes the combined force field of magnetism, pulsating fluid and gravity to beneficiate weakly magnetic minerals with the advantag
Jan 1, 2003
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Factors Affecting the Level of Available P2O5 in Partially Acidulated Phosphate Rock from Chilembwe Phosphate Deposit of Zambia
By Glasswell K. Nkonde, Fredrick Chileshe, Steven Simukanga
Improving food security by increasing crop output is a primary objective for most countries in the sub- Saharan region. Most soils in the region are deficient in phosphorus an important nutrient after
Jan 1, 2003
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Treatment of Sulphide Containing Wastes by Surface Passivation: Application to Acid Mine Drainage Prevention
By J. Yvon, Inna V. Filippova
"The aim of this work is to seek the inhibitors of the meteoric and bacterial dissolution of sulphides and gangue minerals to stop the undesirable chemical reactions during conservation of the flotati
Jan 1, 2003
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Dewatering Process and Environment Protection of the Waste Pit in the Drilling Operations
By A. Gueciouer, A. Akkouche, K. Chalah, A. Benmounah
"Drilling solid waste is a typical industrial solid waste, and it is a major pollutant source to ecological environment. Generally, waste management dewatering systems separate solids and fine particl
Jan 1, 2018
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Mathematical Modeling of Jig Bed Stratification
By Barda K. Mishra, Surya P. Mehrotra
"INTRODUCTIONIn a jig, which is primarily a coarse mineral concentration device, the bed of mineral particles is pulsated with a stream of water resulting in the particles of different specific gravit
Jan 1, 2003
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Improving Performance of the Sarcheshmeh Copper Complex Cu-Mo Thickener
By F. Molhem, S. Banisi, H. R. Montazari, E. Arghavani, Gh. R. Biniyaz, Gh. A. Parsapour
"Water plays a key role in mineral processing plants and to process one ton of ore 2.5 ton water is needed. Thickeners are commonly used for dewatering and recovering water in most processing plants.
Jan 1, 2018
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The Effect of pH on the Depression of Iron Oxides in the Presence of Complex Gangue Silicate Minerals
By C. H. Veloso
"Starch is the most widely used depressant in the reverse cationic flotation of iron ores. There is however, an indication from recent studies, that other polysaccharides may successfully replace them
Jan 1, 2018
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Frother effect on bubble size in the presence of structure making and structure breaking salts
By Nóra Schreithofer, Zoltán Jávor, Kari Heiskanen
"One of the challenges the mineral processing industry is facing is caused by the fact that water resources in mining areas are becoming very limited and the cost of water is increasing. The water sou
Jan 1, 2014
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Continuous Monitoring of a Tumbling Mill (ABSTRACT PAGE)
By Bertil I. Pålsson, Sture V. Persson, Kent T. Tano
"Autogenous (AG) and semi-autogenous (SAG) mills often operate in an unstable state because of the difficulty to balance the rate of replenishment of large ore particles from the feed with the consump
Jan 1, 2003
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The Evolution Of Tumbling Mill Simulation With The Discrete Element Method
By Rajamani R. K.
The design of tumbling mills has progressed from the Bond work index concept of the 1950s to the population balance concept of the 1980s and then made a quantum leap forward with the discrete element
Sep 1, 2012
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Biomineralization, Bio- Beneficiation, And Bioremediation In Iron Ore Processing
By K. A. Natarajan
Involvement of various indigenous microorganisms in extracellular and intracellular iron oxide formation is a convincing index for iron ore biogenesis. Biomineralization of various iron oxides such as
Sep 1, 2012
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Multiscale Modeling Of Comminution
By L. Tavares
The significant capital and operating expenditure of size reduction operations have maintained comminution on the spotlight of mineral processing research during the last century and, more recently, t
Sep 1, 2012