Mechanical activation of solids in processing of minerals and wastes

IMPC 2006 - Proceedings of 23rd International Mineral Processing Congress

Volumn , Issue , 2006, Pages 2188-2193

  Mehrotra, S P ^a   Kumar, R ^a   Kumar, S ^a  

^a NATIONAL METALLURGICAL LABORATORY   (India)

Author keywords

[No Author keywords available]

Indexed keywords

ACTIVATED MATERIALS; ALUMINA PRODUCTION; BAYER PROCESS; BLENDED CEMENT; MECHANICAL ACTIVATION; MECHANO-CHEMICAL ACTIVATION; METALLURGICAL PROCESS;

ALUMINA; CHARACTERIZATION;

MINERALS;

EID: 84886886230     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (34)

1. Avvakumov, E.G., "Soft" mechanochemistry as a basis for new chemical processes. Chemistry for Sustainable Development, 2-3, 475-490 (1994)
2. Balaz, P., Extractive Metallurgy of activated minerals, 2000, Elsevier Science, Netherlands
3. Balaz, P., Mechanical activation in hydrometallurgy. International J. Mineral Processing, 72(1-4), 341-354 (2003)
4. Boldyrev, V.V., Mechanical activation and its application to technology. J. de Chimie Physique, 83(11/12) 821-829 (1986)
5. Boldyrev, V.V., Povlav, S.V. and Goldberg, E.L., Interrelation between fine grinding and mechanical activation. International J. Mineral Processing, 44-45, 181-185 (1996)
6. Boldyrev, V.V., Mechanochemical modification and synthesis of drugs. J Materials Science, 39, 5117-5120 (2004)
7. Dongxum, Li, Xuequan, Wu, Jinlin, S. and Yujiang, W., The influence of compound admixtures on the properties of high-content slag cement. Cement and Concrete Research, 30, 45-50 (2000)
8. Fernandez-Bertran, J.F., Mechanochemistry : An overview. Pure Appl. Chem., 71(4), 581-586 (1999)
9. Gorobets, A. Zh., Egurnov, A.I., and Gaevoi, V.V., Mechanism and mechanoactivation effects in solids subjected to jet grinding. Refractories and Industrial Ceramics, 45(4) 273-274 (2004)
10. Grigorieva, T.F., Barinova, A.P. and Lyakhov, N.Z., Mechanosynthesis of nanocomposites. J. Nanoparticle Research, 5, 439-453 (2003)
11. Johansson, K., Larsson, C., Antzutkin, O.N., Forsling, W., Rao, H.K., and Ronin, V., Kinetics of the hydration reactions in the cement paste with mechanochemically modified cement 29Si magicangle-spinning NMR study. Cement and Concrete Research, 29, 1575-1581 (1999)
12. Juhasz, A.Z. and Opoczky, L., Mechanical Activation of Minerals by Grinding: Pulverizing and Morphology of Particles, Ellis Horwood Limited, New York, USA (1994)
13. Kitamura, M. and Senna, M., Electrorheological properties of mechanically activated gibbsite. International Journal of Inorganic Materials, 3 563-567 (2001)
14. Kolb, G. and Ott, K., Efficient agitator bead mills. EuroCoal, 4, 199-214 (1992)
15. Kwade, A. and Schwedes, J, Breaking characteristics of different materials and their effect on stress intensity and stress number in stirred media mills, Powder Technology, 122, 109-121 (2002)
16. Kumar, R., Alex, T.C., Srivastava, J.P., Ravi Kumar, B., Khan, Z.H., Mahapatra, S.P. and Mishra, C.R., Mechanical activation of bauxite: on the nature of physicochemical changes and reactivity of gibbsite. Metals Materials and Processes, 16(2-3), 171-180 (2004a)
17. Kumar, R., Alex, T.C., Jha, M.K., Khan, Z.H., Mahapatra, S.P. and Mishra, C.R., Mechanochemistry and the Bayer Process of Alumina Production, In Light Metals 2004, Ed. P. Crepeau, The Minerals, Metals and Materials Society, Warrendale, pp. 31-34 (2004b).
18. Kumar, S., Bandopadhyay, A., Rajnikanth, V., Alex, T.C., Mishra, I.B., Singh, K.K. and Kumar, R., Attrition milling for improved processing of blended cement. In: Proceedings of 8th NCB International Seminar on Cement and Building Materials, 18-21 November 2003, New Delhi, Vol. 1 National Council for Cement and Building Materials, Ballabhgarh, India, pp. II-73 to II-79 (2004c)
19. Kumar, S., Bandopadhyay, A., Rajinikanth, V., Alex, T.C. and Kumar, R., Improved processing of blended slag cement through mechanical activation. Journal of Materials Science, 39(10) 3449-3452 (2004d)
20. Kumar, R., Alex, T.C., Khan, Z.H., Mahapatra, S.P. and Mehrotra, S.P., Mechanical activation of bauxite-potential and prospects in the Bayer process. In Light Metals 2005, Ed. H. Kvande, The Minerals, Metals and Materials Society, Warrendale, pp. 77-79 (2005a)
21. Kumar, R, Kumar, S., BadJena, S. and Mehrotra, S.P., Hydration of mechanically activated granulated blast furnace slag, Metallurgical and Materials Transactions B, 36B, 473-484 (2005b)
22. Kumar R., Kumar, S. and Mehrotra, S.P., Fly ash: towards sustainable solutions, In Proceedings of International Conference FlyAsh India 2005, TIFAC, Department of Science and Techno;logy, New Delhi, India, pp. X.11.1-X.11.12 (2005c)
23. Kumar, S., Kumar R. and Bandopadhyay, A., Innovative methodologies for the utilisation of wastes from metallurgical and allied industries. Resource, Conservation &Recycling (in press)
24. Li, Y.J., Li, H.G., Liu, M.S. and Sun, P.M., Studies on the mechanically activated leaching of Pingguo bauxite. J. Central South Institute of Mining and Metallurgy (China), 25(1) 49-54 (1994) [Chinese, MA : 199505-41-0094]
25. McCormick, P.G., Picaro, T. and Smith, P.A.I., Mechanochemical treatment of high silica bauxite with lime. Minerals Engineering, 15, 211-214 (2002)
26. Murty, B.S. and Ranganathan S., Novel materials synthesis by mechanical alloying / milling. International Materials Reviews, 43(3), 101-135 (1998)
27. Olorunsogo, F. T., Particle size distribution of GGBS and bleeding characteristics of slag cement mortars. Cement and Concrete Research, 28(6), 907-919 (1998)
28. Pawlek, F., Kheiri, M.J. and Kammel, R., The leaching behaviour of bauxite during mechanochemical treatment. In Light Metals 1992, Ed. E.R. Cutshall, The Minerals Metals and Materials Society, Warrendale, 1992, pp. 91-95
29. Senna, M., Grinding of mixture under mild condition for mechanochemical complexation. International J. Mineral Processing, 44-45, 187-190 (1996)
30. Shumskaya, L.G., Directional changes in the properties of aluminium hydroxides-oxides for increase in bauxite reactivity in hydrometallurgical processing. J. Mining Science. 38(3), 299-304 (2002)
31. Shumskaya, L.G. and Yusupov, T.S., Chemical processing of low grade bauxites on the basis of activation grinding, Part II. Acid opening of high silicon diaspore-boehmite bauxites with aluminium extraction in liquid phase. J. Mining Science, 39(6) 610-615 (2003)
32. Steinike, U. and Hennig, H.P., Mechanically induced reactivity of solids. KONA Powder and Particle, 10, 15-24 (1998)
33. Takacs, L., Solid states reactions induced by ball milling, Hyperfine Interactions, 111, 245-250 (1998)
34. Taylor, H.F.W., Cement Chemistry, 2nd ed., Thomas Telford Publication, London (1998).