Some gas dispersion characteristics of mechanical flotation machines

Minerals Engineering

Volumn 19, Issue 6-8, 2006, Pages 807-815

  Nesset, Jan E ^a   Hernandez Aguilar, Jose R ^a   Acuna, Claudio ^a   Gomez, Cesar O ^a   Finch, James A ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

Flotation bubbles; Flotation frothers; Flotation machines

Indexed keywords

BUBBLES (IN FLUIDS); FLUXES; FROTH FLOTATION; GASES; HYDRODYNAMICS; METALLURGY; SENSORS;

BUBBLE SURFACE AREA FLUX; FLOTATION BUBBLES; FLOTATION FROTHERS; FLOTATION MACHINES; GAS HOLDUP; GAS SUPERFICIAL VELOCITY; SAUTER MEAN BUBBLE SIZE;

DISPERSIONS;

EID: 33644960164     PISSN: 08926875     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mineng.2005.09.045     Document Type: Conference Paper

References (19)

1. N. Arbiter, C.C. Harris, and R.F. Yap The air flow number in flotation machine scale-up Int. J. Miner. Process. 8 1976 257 280
2. S. Banisi, A.R. Laplante, J.A. Finch, and M. Weber Effect of solid particles on gas holdup in flotation columns.-11. Investigation of mechanisms of gas holdup reduction in presence of solids Chem. Eng. Sci. 50 4 1995 2335 2342
3. Y.S. Cho, and J.S. Laskowski Effect of flotation frothers on bubble size and foam stability Int. J. Miner. Process. 64 2002 69 80
4. Cooper, M., Scott, D., Dahlke, R., Finch, J.A., Gomez, C.O., 2004. Impact of air distribution profile on banks in a Zn cleaning circuit. In: Proceedings 36th Annual Meeting of the Canadian Mineral Processors of CIM, pp. 525-539.
5. G.S. Dobby, and J.A. Finch Particle collection in columns-gas rate and bubble size effects Can. Metall. Quart. 25 1 1986 9 13
6. Finch, J.A., Moyo, P., Gelinas, S., 2005. Frother-related research at McGill University, Miner. Eng., in press, doi:10.1016/j.mineng.2005.09.027.
7. C.O. Gomez, and J.A. Finch Gas dispersion measurements in flotation machines CIM Bull. 95 1066 2002 73 78
8. B.K. Gorain, J-P. Franzidis, and E.V. Manlapig Studies on impeller yype, impeller speed, and air flow rate in an industrial scale flotation cell-Part 4: Effects of bubble surface area flux on flotation kinetics Miner. Eng. 10 4 1997 367 379
9. R.A. Grau, and K. Heiskanen Gas dispersion measurements in a flotation cell Miner. Eng. 16 2003 1081 1089
10. Harris, C.C., 1976. Flotation machines. In: Fuerstenau, M.C. (Ed.), A.M. Gaudin Memorial Volume, SME of AIME, vol. 2, pp. 753-815.
11. J.R. Hernandez-Aguilar, R.G. Coleman, C.O. Gomez, and J.A. Finch A comparison between capillary and imaging techniques for sizing bubbles in flotation systems Miner. Eng. 17 1 2004 53 61
12. H. Hernandez, C.O. Gomez, and J.A. Finch Gas dispersion and de-inking in a flotation column Miner. Eng. 16 6 2003 739 744
13. Nesset, J.E., Gomez, C.O., Finch, J.A., Hernandez-Aguilar, J., DeFeo, A., 2005. The use of gas dispersion measurements to improve flotation performance. In: 37th Annual Meeting of the Canadian Mineral Processors of CIM, 18-20 January 2005, Ottawa, pp. 401-422.
14. Powell, A., Franzidis, J.-P., Manlapig, E.V., 2000. The characterization of hydrodynamics conditions in industrial flotation cells. In: 7th Mill Operators' Conference, Australasian Institute of Mining and Metallurgy, pp. 243-255.
15. Sung-So Do, 2004. Hydrodynamic characterization of a Denver laboratory flotation cell, M.Eng. Thesis, McGill University.
16. F.J. Tavera, C.O. Gomez, and J.A. Finch Novel gas hold-up probe and application in flotation columns Trans. Inst. Min. Metall. (Sec. C: Miner. Process. Extr. Metall.) 105 1996 C99 C104
17. Torrealba-Vargas, J., Gomez, C.O., Finch, J.A., 2004. Model for the JK and on-off McGill gas velocity sensors, Amira P9M Final Report, Flotation Module, vol. II, pp. 47-70.
18. M. Xu, J.A. Finch, and A. Uribe-Salas Maximum gas and bubble surface area rates in flotation columns Int. J. Miner. Process. 32 1991 233 250
19. J. Yianatos, L. Bergh, P. Condori, and J. Aguilera Hydrodynamics and metallurgical characterization of industrial flotation banks for control purposes Miner. Eng. 14 9 2001 1033 1046