Minerals engineering : an international journal devoted to innovation and developments in mineral processing and extractive metallurgy, Vol. 23 N° 14. Minerals engineering - Novembre 2010
| Titre : | Minerals engineering : an international journal devoted to innovation and developments in mineral processing and extractive metallurgy, Vol. 23 N° 14. Minerals engineering - Novembre 2010 |
| Type de document : | Bulletin |
| Paru le : | 11/12/2011 |
Dépouillements
Article : texte imprimé
A.S. Sheoran, Auteur ;
V. Sheoran, Auteur ;
R. P. Choudhary, Auteur
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Acid-rock drainage (ARD) is a widespread environmental problem that causes adverse effects to the quality of ground water and surface water through acidification, high concentration of the iron, sulphate, and elevated levels of soluble toxic met[...]
Article : texte imprimé
Rachel Bryan, Auteur ;
Paul Simms, Auteur ;
Rens Verburg, Auteur
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Dewatering tailings prior to deposition is an attractive alternative to conventional practice, as it minimizes the use of embankments and therefore reduces the risk of catastrophic failure associated with dammed slurry impoundments. One of the p[...]
Article : texte imprimé
Reuben J. Mathew, Auteur ;
Vladimiros G. Papangelakis, Auteur ;
Eduard Guerra, Auteur
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Sulfur occlusion of pyrite particles during oxidative pressure leaching of mineral sulfide concentrates at temperatures below 160 °C has a deleterious effect on pyrite oxidation kinetics. Existing techniques in mitigating sulfur occlusion involv[...]
Article : texte imprimé
Ye Chen, Auteur ;
Jianhua Chen, Auteur ;
Jin Guo, Auteur
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The electronic structures of bulk sphalerite containing 14 typical kinds of impurities were studied by density-functional theory (DFT). The calculated results show that the presence of Cd, Hg, Ga, Ge, In, Ag, Sn, Pb and Sb could increase the lat[...]
Article : texte imprimé
Silvio R. Taffarel, Auteur ;
Jorge Rubio, Auteur
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The preparation, characterization, and adsorption properties of Mn2+ by manganese oxide coated zeolite (MOCZ) and its ability in removing Mn2+ by adsorption were investigated. Characterization analyses were used to monitor the surface properties[...]
Article : texte imprimé
Mohammad Zandi, Auteur ;
Maria Martinez-Pacheco, Auteur ;
Trevor A.T. Fray, Auteur
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Within an integrated steelworks, iron ore sinter making is an energy intensive process. In recent years, biomass is becoming an attractive alternative source of energy to traditional fossil fuels such as coal. In this study, commercially availab[...]
Article : texte imprimé
Article : texte imprimé
Songqing Chen, Auteur ;
Xiashi Zhu, Auteur
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A new cloud point extraction method for the preconcentration of ultra-trace gold as a prior step to its determination by inductively coupled plasma mass spectrometry (ICP-MS) has been developed. The method is based on the cloud point extraction [...]
Article : texte imprimé
Yanping Xiao, Auteur ;
Heikki Jalkanen, Auteur ;
Yongxiang Yang, Auteur
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Fly ash is generated as a solid residue in the power plant using crude oil and petroleum coke as fuels, and contains significant amount of vanadium. To utilize the industrial wastes, a better processing route is to convert environmentally hazard[...]
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