Search Documents
Search Again
Search Again
Refine Search
Refine Search
- Relevance
- Most Recent
- Alphabetically
Sort by
- Relevance
- Most Recent
- Alphabetically
-
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
-
Electrokinetic/Reactive Barrier System For The Treatment Of Nitrate In Ground Water
By Tasuma Suzuki
Electrokinetic/permeable reactive barrier system is a promising in situ soil and ground water remediation technique to reduce toxic NO3- into less toxic NH4+. Using granular zero-valent iron (Fe0) as
Sep 1, 2012
-
Multi - Component Modelling Concept For Hydrocyclone Classifier
By M. Narasimha
The flow in a hydrocyclone classifier is highly turbulent complex nature of multi-phase structure, which has led designers to rely on empirical mathematical models for predicting the performance. A nu
Sep 1, 2012
-
Recovery of Gold & Silver from Jewelry Waste by Flotation Method
By A. Demirag, F. Burat
"The most important metals in the jewelry sector are undoubtedly gold and silver. As a result of workmanship work done in the jewelry industry, the tiny metal and jewel fragments and metallic powders
Jan 1, 2018
-
Method of Gold Recovery from Thiosulfate Solution
Gold thiosulfate complex is difference with gold cyanide complex, which is easily adsorbed on activated carbon while gold thiosulfate complex cannot be satisfactorily recovered by activated car-bon.
Jan 1, 2014
-
The Supply And Demand Of Minerals Engineers: A Global Survey
By Jan Cilliers
The demand for minerals has never been higher. Moreover, the rate at which this demand is growing is unprecedented, and expansions and new mines will be required to fulfill these growing needs. This,
Sep 1, 2012
-
Effectiveness Evaluating of the Use Electric Pulse Comminution Method in Combined Technology of Slag Dump Copper-Nickel Production Refining
By ?. S. Potokin
"In general the electric pulse treatment is composed from two processes – electric pulse grinding and electric explosive (electric discharging) activation. The electric pulse grinding with the effect
Jan 1, 2018
-
Hydrodynamic enhancement of flotation using a Reflux flotation cell
By Kevin Galvin, James Dickinson
"The Reflux Flotation Cell (RFC) consists of an inverted fluidized bubbly bed, located above a system of parallel inclined channels. This novel arrangement enhances the hydrodynamics of flotation in a
Jan 1, 2014
-
Froth Properties and Its Effect on Lab-Scale Flotation of a Carbonaceous Sedimentary Apatite Ore
By Duong Huu Hoang, Nathalie Kupka, Urs A. Peuker, Martin Rudolph
"The froth ability, froth stability and the froth structure are strong influences in flotation process i.e. on water recovery, bubble size, entrainment of gangue particle, flotation rate constants, gr
Jan 1, 2018
-
Bioremediation of Pb(II) Ions from Aqueous Solution Using Extracellular Polymeric Substances (Eps) Purified from Pseudomonas Fluorescens
By S. Carsten, S. Subramanian, R. Vasant Kumar, S. Vimalnath
"The effect of EPS components namely protein, polysaccharide and biosurfactant purified from Pseudomonas fluorescens was investigated for the bioremediation of Pb(II) ions in aqueous solution. Two par
Jan 1, 2018
-
Contribution of roughness and shape factors on flotation of glass beads
By O. Guven, I. Karaagaçlioglu, O. Ozdemir, M. Çelik
In this study, the effect of morphological properties such as shape factors and roughness of the glass beads on their flotation efficiency were determined using image analysis and profilometer methods
Jan 1, 2014
-
El-Nakheil Oil Shale: Material Characterization And Effect Of Acid Leaching
The ever increasing demand for energy and the progressive depletion of crude oil resources, have renewed interest in oil shale as an alternative fuel resource. Weathered oil shale samples were assembl
Sep 1, 2012
-
New techniques for measuring turbulence in flotation cells
By Erico Tabosa, Meng. Jun, Kym Runge, Matthew Brennan, Weiguo Xie, Dee Bradshaw
Turbulence and its distribution are of great importance in flotation cell design as they affect suspension of particles, air dispersion and particle-bubble collision rates, which in turn determine flo
Jan 1, 2014
-
High voltage breakage: A review of theory and applications
By Johannes Käppeler, Alexander Weh, Harald Giese, Klaas van der Wielen
"High voltage breakage is a novel comminution technology that shows considerable potential for various applications in mineral processing and recycling. It relies on highly energetic electrical pulses
Jan 1, 2014
-
Selective Arsenic And Antimony Removal By Alkaline Leaching And Precipitation From Enargite And Tennantite/Tetrahedrite Ore
By Shibayama A.
In this research, an investigation of a process to selectively remove arsenic (As) and antimony (Sb) contained in enargite (Cu3AsS4) and tennantite/tetrahedrite ((Cu1,Fe)12(As,Sb)4S13) copper resource
Sep 1, 2012
-
Exploitation Of Small Deposits Of Rare Metal And Rare Earth Minerals - Indian Experience
By P. V. Ramesh Babu
India has sizeable number of small deposits of rare metal bearing minerals namely columbite-tantalite, pyrochlore, beryl, lepidolite, spodumene and rare-earth element bearing minerals monazite and xen
Sep 1, 2012
-
Influence of Shaking Table Parameters on Manganese Grade and Recovery
By M. R. Hosseini
Among all gravity concentration methods, Shaking-table is the most effective one from the metallurgical point of view. In this study, Shaking-table was used for concentrating a manganese ore sample fr
Jan 1, 2014
-
The effect of particle size on copper extraction from chalcopyrite in presence of pyrite
By Braulio Fernández, Gonzalo Montes-Atenas
The mechanisms taking place during the leaching of chalcopyrite when it is in contact with other sulphide minerals, particularly pyrite, is still a matter not fully solved. The GalvanoxTM process has
Jan 1, 2014
-
Energy Efficiency Grinding Circuit Optimization
By Gaom M. W.
The Mount Isa copper concentrator started operation in 1973. Its secondary grinding circuit consisted of two 5 meters diameter ball mills in closed circuit with 505 mm cyclones. At the design throughp
Jan 1, 2014
-
Bioremediation of Acid Mine Water Using Rice Husk and Tree Bark
By Evvie Chockalingam
Acid mine drainage (AMD) is a perennial problem particularly in abandoned mines, occurring due to the oxidation of sulphidic mine wastes. AMD is usually characterized by high concentration of dissolve
Jan 1, 2014