Development of a mathematical expression for the variation of amorphization phenomenon during intensive milling of minerals

International Journal of Mineral Processing

Volumn 93, Issue 2, 2009, Pages 149-154

  Bafghi, M Sh ^a   Emami, A H ^a   Vahdati Khaki, J ^b   Zakeri, A ^a  

^a IRAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Iran)

^b FERDOWSI UNIVERSITY OF MASHHAD   (Iran)

Author keywords

Dislocation; Intensive milling; Mechanical activation; Mineral processing

Indexed keywords

DISLOCATION; DISLOCATION DENSITIES; DISLOCATION THEORY; INTENSIVE MILLING; MATHEMATICAL EXPRESSIONS; MECHANICAL ACTIVATION; MILLING PROCESS; MILLING TIME; MINERAL PROCESSING; NATURAL CHALCOPYRITE;

AMORPHIZATION; COPPER COMPOUNDS; MILLING (MACHINING); SILICATE MINERALS;

MINERALS;

EID: 70149120487     PISSN: 03017516     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.minpro.2009.07.008     Document Type: Article

References (15)

1. Baláž P. Extractive Metallurgy of Activated Minerals (2000), Elsevier, Amsterdam
2. Baláž P. Mechanical activation in hydrometallurgy. Int. J. Miner. Process. 72 (2003) 341-354
3. Balaz P., Achimovicova M., Bastl Z., Ohtani T., and Sanchez M. Influence of mechanical activation on the alkaline leaching of enargite concentrate. Hydrometallurgy 54 (2000) 205-216
4. Baláž P., Alacova A., Achimovicova M., Ficeriova J., and Godocikova E. Mechanochemistry in hydrometallurgy of sulfide minerals. Hydrometallurgy 77 (2005) 9-17
5. 4 mechanically activated in high-energy mills. Int. J. Miner. Process. 88 (2008) 1-6
6. Dieter G.E. Mechanical Metallurgy. 3rd Edition (1986), McGraw-Hill, Singapore
7. Ficeriova J., Baláž P., and Boldizarova E. Combined mechanochemical and thiosulphate leaching of silver from a complex sulphide concentrate. Int. J. Miner. Process. 76 (2005) 260-265
8. Godocikova E., Baláž P., and Boldizarova E. Structural and temperature sensitivity of the chloride leaching of copper, lead and zinc from a mechanically activated complex sulphide. Hydrometallurgy 65 (2002) 83-93
9. Hertzberg R.W. Deformation and Fracture Mechanics of Engineering Materials (1983), John Wiley & Sons, New York
10. Maurice D., and Hawk J.A. Ferric chloride leaching of a mechanically activated pentlandite-chalcopyrite concentrate. Hydrometallurgy 52 (1999) 289-312
11. Pourghahramani P., and Forssberg E. Comparative study of microstructural characteristics and stored energy of mechanically activated hematite in different grinding environments. Int. J. Miner. Process. 79 (2006) 120-139
12. Tegart W.J.M. Elements of Mechanical Metallurgy (1966), Macmillan, New York
13. Tkacava K., and Balaz P. Thermal characterization of changes in structure and properties of chalcopyrite after mechanical activation. Termochimica Acta 170 (1990) 277-288
14. Tromans D., and Meech J.A. Enhanced dissolution of minerals: stored energy, amorphism and mechanical activation. Miner. Eng. 14 11 (2001) 1359-1377
15. 3 solution. Thermochimica Acta 416 (2004) 5-9