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Investigation of Reagents for Selective Flotation on Chalcopyrite and Molybdenite
By K. Sasaki, H. Miki, Y. Muta, T. Hirajima, G. P. W. Suyantara
"Selective flotation of chalcopyrite and molybdenite is continuing problem since its selectivity is not perfect and current NaHS process needs closed system flotation plant because of hydrogen sulfide
Jan 1, 2018
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Non Contact Acoustics Measurement and Validation of SAG Mill Operation (9e67a48f-a988-4e1a-b466-2b273ec64d48)
By Rod Hocking, Nenad Djordjevic, Randolph Pax
"Semi Autogenous (SAG) mills exhibit complex interactions between the competing processes occurring inside them. Traditional practice is to measure the operation of the SAG mill at an operating point
Jan 1, 2003
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New Reagents for Controlling of H2O2 by Metal Sulfide and its Effect in Sulfide Mineral Flotation
By A. Javadi
"Our recent studies revealed that the sulfide minerals in contact with water during grinding produced hydrogen peroxide (H2O2) where the amount of H2O2 production by the minerals found to be in the or
Jan 1, 2018
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Use of the Three-Product Cyclone in Dual-Density Ore Classification
By Aubrey Mainza, Malcolm S. Powell
"A hydrocyclone with two vortex finders, named the three-product cyclone, has been successfully tested in the Platinum industry for dealing with the dense chromite found in UG2 ores. This dense compon
Jan 1, 2003
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New dialkyldithiophosphates for the flotation of copper, gold and silver containing ores
By Vitaly Kretov, Valery Golikov, Vladimir Ryaboy, Elena Shepeta
"The aim of the study was to develop and implement more efficient dialkyldithiophosphate collectors. A hypothesis has been formulated on the action of dialkyldithiophosphates in the flotation of sulph
Jan 1, 2014
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SMART WIRELES Solutions - Process control and variables monitoring in the mining industry
By Hugo Barrientos
"The growing need to optimize the mining processes produces a need for users to have a simple, reliable, secure and cost-effective method to monitor the values of the variables measured in field. The
Jan 1, 2014
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Composition and microstructure of PGMs slag for recovering Pt
By Gjergj Dodbiba, Toyohisa Fujita, Li Pang Wang, Masashi Yamane
"The platinum-group metals (PGMs), are currently receiving worldwide attention as they have major industrial uses. PGMs, i.e. ruthenium (Ru), rhodium (Rh), palladium (Pd), osmium (Os), iridium (Ir), a
Jan 1, 2014
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Process For The Acid Pre - Dezincification Of Steel Scrap
By Eberhard Gock
The worldwide implementation of corrosion protection of low alloyed automotive metal sheets by zinc coating has led to supply shortages of zinc free non-alloyed steel scrap in the foundry industry. In
Sep 1, 2012
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Positron Emission Particle Tracking Inside A Laboratory Batch Jig
By W. P. Roux
With depletion of higher grade iron ore reserves, and the need to process finer, lower grade material; there is a need to better understand the recovery efficiency of jigging process. The use of Posit
Sep 1, 2012
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A thermochemical study of thiol collector surface reactions on galena and chalcopyrite
By B. McFadzean, K. Moller
"The mechanism whereby thiol collectors adsorb onto a mineral surface has been widely studied. Most of these studies examine the mineral surface at equilibrium state and, often, well above monolayer c
Jan 1, 2014
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Physicochemical Characteristics of Gold Sulfide Refractoriness
By S. V. Balikov
A close association of fine gold with pyrite and arsenopyrite is observed at many gold ore deposits. Gold forms and gold distribution in sulfides of different deposits were studied. A comprehensive me
Jan 1, 2014
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Analysis of Dust Emission for Selected Crushers
By A. Saramak
"The paper focuses on problems of atmospheric pollution by the dusts, produced during the course of crushing and grinding processes, and the main objective of investigative programme is an assessment
Jan 1, 2018
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Effects of froth depth and gas rate on an estimate of flotation froth phase bubble sizes
By Michael. H. Moys, Clayton Bhondayi
An electro-resistive measuring technique developed by the authors was used to study the effects of superficial gas velocity and froth height on froth phase bubble sizes as a function of height above t
Jan 1, 2014
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Process Amenability Studies Of Sub Grade Iron Ore From Bacheli Complex, Bailadila Sector, India
By G. Venkateswara Rao
The multi-gravity separator (MGS) is a novel piece of equipment for the separation of fine and ultra-fine minerals. However, the published literature does not demonstrate its use in the separation of
Sep 1, 2012
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New Typomorphic Microelements And Precious Metals In Carbonaceous Rocks In The East Of Russia
By T. N. Alexandrova
Results of mineralogical-technological research of carbonaceous rocks of Kimkansky precious metal occurrence are presented, on their basis new typemorphic natural and technological microelement associ
Sep 1, 2012
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Modelling of Galenite Flotation from a Dissaminated Pb-Zn Ore Using Central Composite Design Method
By H. Koca, D. O. Aksoy, S. Koca
"In this work, modelling of galena flotation from a disseminated Pb-Zn ore containing 0,83 % Pb was investigated. In the flotation experiments, collector type and amount, frother type and amount, part
Jan 1, 2018
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Innovative Aspects of Processing of Lithium Technogenic Raw Materials
By ?. S. Yusupov, V. P. Isupov, N. Z. Lyakhov, A. G. Vladimirov, S. A. Kondratiev
"Considering the shortage of lithium reserves, the desirability has been shown of studying the possibility of processing into spodumene concentrates the concentration tailings and low-grade ore reserv
Jan 1, 2018
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A roadmap for simulation
By Alan Bye, Nick Beaton, Wayne Stange, Emmy Manlapig, James Groutsch
"For over 50 years the JKMRC has applied a unique education-based research strategy to develop modelling and simulation tools that are "fit for purpose" for industrial application. These tools are wid
Jan 1, 2014
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Mineralogical Characterization of Copper in Smelter Slags
By I. A. Agapov, I. S. Anisimov, N. V. Rylov, A. M. Sagitova
"The smelter slags represented silicate crystalline rock with medium to coarse-grained structure with spinifex skeletal network of olivine in hedenbergite matrix. Accessory magnetite, pyrrhotite and c
Jan 1, 2018
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Beneficiation Studies of a Low-Grade Iron Ore in China
By Hao Zhang, Dezhou Wei, Qiang Zhao, Caie Zhang, Baoyu Cui, Xuetao Wang
"Nowadays, long periods of relatively low iron ore prices have made the steel industry get the greater pressure. To develop appropriate processing technology based on characteristics of the iron ore,
Jan 1, 2018