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Pre-Treated Seawater with Sodium Hydroxide and Carbon Dioxide to Improve Chalcopyrite Floatability with High Kaoline Presence
By L. A. Cisternas, R. I. Jeldres, C. Cruz, P. A. Robles
"Previous studies have shown that the floatability of chalcopyrite in seawater at highly alkaline conditions is significantly affected by the presence of clays. The reason is that the species of calci
Jan 1, 2018
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Innovations to Enhance the Separability Characteristics of BOF-Slag
By A. Kamali Moaveni, A. Boehm
"The current research study addresses a physical separation process of basic oxygen furnace slag “BOF-Slag” (also called Linz-Donawitz “LD” slag) for the removal of phosphorous. In order to recycle th
Jan 1, 2018
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Ultrafast Agglomeration Using a Novel Binder in a Continuous Plug Flow System
By D. J. Borrow, K. van Netten
"A fine coal tailings feed was selectively agglomerated using a concentrated water in oil emulsion binder consisting of 95% aqueous phase and 5% organic phase. The purpose of the study was to investig
Jan 1, 2018
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Utility of DNA isolated from Bacillus circulans for the selective flotation of sphalerite from galena
By B. Vasanthakumar, H. Ravishankar, S. Subramanian, J. Braun
The flotation of sphalerite and galena in the presence of intra- and extra-cellular components isolated from Bacillus circulans before and after adaptation to the chosen minerals has been studied. Bas
Jan 1, 2014
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The feasibility of applying low grade Ca-bentonite from shandong, China, to produce activated clay
By Liu Xiaodong, Jiang Meifen, Kou Xiaoyan, Lu Xianjun
"Two low grade calcium bentonite (Ca-bentonite) from Hejia (HJ) and Boteng (BT), Shandong, China, mainly contain montmorillonite and quartz, and slightly feldspar, calcite, and montmorillonite content
Jan 1, 2014
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Technology of Iron-Containing Industrial Waste from the Kamysh-Burun Mining Complex
By A. V. Myaskov, V. S. Valavin, K. D’Elia, I. O. Krylov, Vu Van Toan, T. I. Yushina
"The purpose of this research is the development of a technology for processing the concentration tailings of limonite ores at Kamysh-Burun Mining and Processing Complex into an iron- containing produ
Jan 1, 2018
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Ultrafine grinding application in the field of mineral processing
By Sergey Ulianov, Arkady Senchenko, Alexey Shvets, Arkady Bakotin
"This paper is devoted to ultrafine grinding of processing products. This process allows one to include into operation complex ores which earlier were considered as inefficient and economically inadvi
Jan 1, 2014
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Column Diameter Effects on Dynamic Froth Stability Measurement
By B. McFadzean, S. Geldenhuys
"Dynamic froth stability tests have found widespread application to quantify froth performance. However, little to no attention has been given to scale parameters in the performance of these measureme
Jan 1, 2018
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The influence of cooling conditions on the flotation properties of FSF slag
By Ivan Bonchev, Elisaveta Djurova, Evgeni Visariev, Viktor Stoilov
"Two types of slag cooling is used world wide - cooling in ladles and cooling in pits. The flotation comparison of the type cooling regimes was done at Aurubis Bulgaria. In Copper smelter Aurubis Bulg
Jan 1, 2014
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Technology and Raw Materials for Solar Cell Quality Quartz (51575466-fff8-4443-b395-420de1ee7ffb)
By Knut L. Sandvik, Erik Larsen
Crystalline silicon solar cells are the most important solar cells manufactured today. This will most probably remain the situation the next decade. The future silicon feedstock is most likely not rej
Jan 1, 2003
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Tight feed-hopper level control in cone crushers
By Teemu Väyrynen, Matti Vilkko, Antti Jaatinen, Pekka Itävuo
"This paper shows that smooth and accurate feed-hopper level control is essential for consistent cone crusher operation. The objective of the paper is to define the best practices for tight control of
Jan 1, 2014
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Particle Size Distribution Of Comminuted And Liberated Cereal Straws Measured With Different Image Analysis Systems And Their Characteristic Influence On Mechanical Pellets Quality
By S. Narra
Converting biomass into valuable fuel requires various preprocessing of the raw materials. Biomass densification is one of the conversion processes for its utilization. The aim of densification is to
Sep 1, 2012
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The Development of an Improved Method for Comparing Depressant Behavior in Flotation Using Machine Vision (55e01d36-3aa4-4b02-863c-3dc2163186d6)
By L. Burdukova
"In flotation, depressants are used to reduce the amount of gangue that reports to the concentrate and hence increase the selectivity of the flotation process. At the University of Cape Town extensive
Jan 1, 2003
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A strategic approach to flotation losses due to mineralogy and surface chemistry
By Brian Hart, Rong Fan, Roger Smart, Andrea Gerson, Ning Xu
A complete strategy has been developed for identification of the reasons for losses in recovery and/or grade, due to changes or complications in mineralogy and in mineral surface conditioning, and the
Jan 1, 2014
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Seawater Usage in Flotation for Minerals Beneficiation in Arid Regions (Arab Countries) (Simulation and Application)
By Aziza A. Yousef, Suzan S. Ibrahim, Mahmoud A. Arafa, Mohamed A. Abdel Khalek
In view of the shortage of soft water all over the Middle East countries, seawater may be used to replace the fresh water in flotation beneficiation. The flotation process required about 7 m3 of fresh
Jan 1, 2003
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Impact of seawater salts on the viscoelastic behaviour of flocculated mineral suspensions
By Peter Scales, Ricardo Jeldres, Fernando Concha, Pedro Toledo, Shane Usher, Anthony Stickland
The impact of several electrolytes present in seawater on the rheological properties of flocculated mineral suspensions was assessed using the creep test. Flocculated suspensions were obtained by addi
Jan 1, 2014
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Improving Mine and Metallurgical Performance Using: Data Unification and Measurement Management (310a810e-21e7-4f92-9149-68368bd4f776)
By Osvaldo A. Bascur, J. Pat Kennedy
"The profitability of mining and metallurgical operations continues to lag behind that of other industries despite the technical advances that have occurred in recent years. A primary reason for poor
Jan 1, 2003
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X-ray-transmission-based sorting at the Mittersill tungsten mine
By Christopher Robben, Alexander Mosser
"X-ray transmission (XRT) sorting has been introduced into the minerals industry in 2006 and has found various applications in diamonds, industrial minerals and metal ore processing since. The technol
Jan 1, 2014
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Middle-Low Grade Phosphate Beneficiation and Recycling of Flotation Wastewater in China (789f099d-824c-424a-82ef-5ee1f0959a1e)
By Kang N. Zhong, Hui H. Luo, Yi H. Wei, Yu L. Wang
"More than 85% of phosphorous reserves in China occur as middle-low grade phosphate of sedimentary origin. The main gangues are dolomite, quartz, silicates, and clays. The characteristics of minerals
Jan 1, 2003
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Sustainability in the Minerals Industry: Threat or Opportunity? (XXII International Mineral Processing Congress)
By Grant C. Lukey, Jannie S. J. van Deventer
"The environmental effects of the mining and mineral industry include destruction of natural habitats, changes in river regimes and water tables, and other serious ecological impacts. In this century,
Jan 1, 2003