Minerals engineering : an international journal devoted to innovation and developments in mineral processing and extractive metallurgy, Vol. 22 N° 15. Minerals engineering - Décembre 2009
| Titre : | Minerals engineering : an international journal devoted to innovation and developments in mineral processing and extractive metallurgy, Vol. 22 N° 15. Minerals engineering - Décembre 2009 |
| Type de document : | Bulletin |
| Paru le : | 09/03/2010 |
Dépouillements
Article : texte imprimé
Lu Pan, Auteur ;
Zu-de Zhang, Auteur
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The solvent extraction and separation performances of Pd(II) and Pt(IV) from hydrochloric acid solutions were investigated using dibutyl sulfoxide (DBSO) diluted in kerosene. Pd(II) was strongly extracted by a lower concentration DBSO in a lower[...]
Article : texte imprimé
Rumi Chand, Auteur ;
Takanori Watari, Auteur ;
Katsutoshi Inoue, Auteur
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Porous carbon was prepared by carbonization from agro-waste such as rice husk and barley straw to evaluate the adsorption of precious and base metals from metal solutions. The effects of hydrochloric acid concentration, metal ion concentration, [...]
Article : texte imprimé
François M. Katubilwa, Auteur ;
Michael H. Moys, Auteur
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This paper focuses on the determination of the selection function parameters α, a, μ, and Λ together with the exponent factors η and ξ describing the effect of ball size on milling rate for a South African coal.
A series of batch grinding tests[...]
Article : texte imprimé
Gangquan Si, Auteur ;
Hui Cao, Auteur ;
Yanbin Zhang, Auteur
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Mill load (i.e. the load level of coal powder), which is critical in improving the production capacity and energy efficiency of pulverizing system in thermal power plant, has not been effectively monitored and controlled industrially. This paper[...]
Article : texte imprimé
D.F. Haghshenas, Auteur ;
E. Keshavarz Alamdari, Auteur ;
M. Amouei Torkmahalleh, Auteur
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In this study different strategies were employed for adapting Acidithiobacillus ferrooxidans cells to both Zn2+ ions and high grade sphalerite concentrate. The serial subculturing was found to be a very efficient strategy for adapting A. ferroox[...]
Article : texte imprimé
M. Fall, Auteur ;
D. Adrien, Auteur ;
J. C. Célestin, Auteur
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The key design parameters of cemented paste backfill (CPB, a mix of tailings, water and binder) are strongly influenced by its saturated hydraulic conductivity (permeability). However, our understanding of the permeability of CPBs, as well as fa[...]
Article : texte imprimé
Javier Enrique Basurco Cayllahua, Auteur ;
Roberto José De Carvalho, Auteur ;
Mauricio Leonardo Torem, Auteur
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The present study explores the ability of Rhodococcus opacus bacteria strain for the removal of nickel(II) under different experimental conditions. The effects of relevant parameters such as solution pH, biomass loading, ionic strength, and temp[...]
Article : texte imprimé
B. K. C. Chan, Auteur ;
S. Bouzalakos, Auteur ;
A.W.L. Dudeney, Auteur
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The characteristics of cemented products ranging in initial consistency from ‘paste-like’ to ‘flowable’, relevant to paste backfill and backfill with controlled low strength materials (CLSM), respectively, were compared for mixes incorporating w[...]
Article : texte imprimé
E.F. Crespo, Auteur
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A kinetic mathematical model was developed to describe the operation of the multi-spigot hydrosizer. The model is based on the description of two fundamental mechanisms: particle segregation and particle dispersion. Starting from the integral fo[...]
Article : texte imprimé
Ö. Genç, Auteur ;
A. H. Benzer, Auteur
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Industrial scale Horomill® and hybrid HPGR/two-compartment ball mill applications at puzzolanic portland cement production were presented with emphasis on the general operational characteristics of the circuit configurations, size reduction and [...]
Article : texte imprimé
C.M. Moreno, Auteur ;
J.R. Pérez-Correa, Auteur ;
A. Otero, Auteur
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The copper Leaching, Solvent Extraction and Electrowinning circuit (LX–SX–EW) is one of the most effective processes for extracting copper from low grade ores. This work focuses on the liquid–liquid extraction SX sub-process, since many difficul[...]
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