| Vol. 22 N° 1 - Minerals engineering Janvier 2009 |
Vol. 22 N° 2 - Minerals engineering Janvier 2009 |
Vol. 22 N° 3 - Minerals engineering Fevrier 2009 |
Vol. 22 N° 4 - Minerals engineering Mars 2009 |
 |
Minerals engineering : an international journal devoted to innovation and developments in mineral processing and extractive metallurgy, Vol. 22 N° 1. Minerals engineering - Janvier 2009
| Titre : | Minerals engineering : an international journal devoted to innovation and developments in mineral processing and extractive metallurgy, Vol. 22 N° 1. Minerals engineering - Janvier 2009 |
| Type de document : | Bulletin |
| Paru le : | 15/11/2009 |
Dépouillements
Article : texte imprimé
P. Delvasto, Auteur ;
A. Ballester, Auteur ;
J.A. Muñoz, Auteur
|
The bacterium Burkholderia caribensis FeGL03, isolated from a Brazilian high-phosphorus iron ore, was used to mobilize the phosphate contained in the same ore. The phosphate-mobilizing ability of the organism was tested in shake-flask cultures c[...]
Article : texte imprimé
Zhuoyue Lan, Auteur ;
Yuehua Hu, Auteur ;
Wenqing Qin, Auteur
|
The effect of surfactant o-phenylenediamine (OPD) on the bioleaching of marmatite with mixed cultures of Acidithiobacillusferrooxidans, Acidithiobacillusthiooxidans and Leptospirillumferrooxidans was examined in shaking flasks. The effect of OPD[...]
Article : texte imprimé
Murat Erdemoğlu, Auteur ;
Salih Aydoğan, Auteur ;
Eberhard Gock, Auteur
|
Effect of intensive grinding on the dissolution of celestite in acidic barium chloride and sodium chloride solutions was studied by investigating structural changes occurred during milling. Complete dissolution of the celestite was achieved with[...]
Article : texte imprimé
D.J. Sapsford, Auteur ;
R. J. Bowell, Auteur ;
M. Dey, Auteur
|
This paper presents a study of various geochemical humidity-style weathering tests that were carried out on waste mine rock from Avoca, County Wicklow, Ireland. The aim of this paper is to present data that demonstrate some of the geochemical co[...]
Article : texte imprimé
Jiang Lei, Auteur ;
Zhou Huaiyang, Auteur ;
Peng Xiaotong, Auteur
|
This paper deals with the biofilm formed on the surfaces of chalcopyrite during the bio-oxidation process, with microscopy techniques (scanning electron microscope, fluorescence stereo microscope and transmission electron microscope) and in situ[...]
Article : texte imprimé
The prediction of future acidity and water quality is a key aspect of water management in mining environments. In this paper, different prediction techniques tested in an isolated underground compartment at a colliery in the Highveld Coalfield o[...]
Article : texte imprimé
B. Shahbazi, Auteur ;
B. Rezai, Auteur ;
S. M. Javad Koleini, Auteur
|
In this study the dependence of the impeller speed on the particle size variation was investigated on the quartz particles using laboratory mechanical flotation cell. Maximum recovery was obtained at 1100 rpm. For either more quiescent (impeller[...]
Article : texte imprimé
J.F. Reddick, Auteur ;
A.H. Hesketh, Auteur ;
S.H. Morar, Auteur
|
Recent developments in machine vision, applied to froth flotation, show the potential for the use of the measurement of froth surface descriptors to provide an improvement to the operation of flotation cells and banks. One such descriptor, froth[...]
Article : texte imprimé
J.L. Salazar, Auteur ;
L. Magne, Auteur ;
G. Acuña, Auteur
|
This paper presents a dynamic simulator of the semi-autogenous grinding operation deduced from first principles coupled to an on-line parameter estimation scheme able to simulate industrial operations for control purposes. Model equations are ba[...]
Article : texte imprimé
B.Y. Guo, Auteur ;
K. J. Dong, Auteur ;
K. W. Chu, Auteur
|
Sputnik coal distributors are widely applied in coal separation plants and biased outputs are frequently encountered. The present paper aims to develop a numerical model for simulating the flow of the carrier liquid within a distributor chamber.[...]
Article : texte imprimé
Ewa Rudnik, Auteur ;
Lidia Burzyńska, Auteur ;
Wanda Gumowska, Auteur
|
The paper is concerned with a simple hydrometallurgical method for selective recovery of copper and cobalt from industrial copper converter slag. The following consecutive stages are proposed: roasting of the slag in reduction conditions to prod[...]
Article : texte imprimé
M. Massinaei, Auteur ;
M. Kolahdoozan, Auteur ;
M. Noaparast, Auteur
|
In this investigation, a pilot-scale flotation column was successfully designed, installed and tested in rougher circuit of the Miduk copper concentrator, Iran. The axial dispersion model was employed in the design procedure. Collection zone rat[...]
Article : texte imprimé
Sylvie C. Bouffard, Auteur ;
Alain Tshilombo, Auteur ;
Paul G. West-Sells, Auteur
|
The surface-active properties of lignosulfonate, a solid by-product from the sulfite papermaking industry, were investigated in several aspects of a proposed Barrick copper heap leaching process where sulfur is added to the heap to be oxidized i[...]
Article : texte imprimé
R. Ahmadi, Auteur ;
Sh. Shahsavari, Auteur
|
The Bond ball mill grindability test is run in a laboratory until a circulating load of 250% is developed. It provides the Bond Ball Mill Work Index which expresses the resistance of material to ball milling. This happens after 7–10 grinding cyc[...]
Article : texte imprimé
F. Carranza, Auteur ;
N. Iglesias, Auteur ;
A. Mazuelos, Auteur
|
The pyrometallurgical production of copper generates slags, a residue with a significant content of this metal. Copper can be recovered from the slags by froth flotation after cooling, crushing, and grinding. The obtained Cu-concentrate is sent [...]
Exemplaires(0)
| Disponibilité | ||||
|---|---|---|---|---|
| aucun exemplaire | ||||
