Role of frother on bubble production and behaviour in flotation

Minerals Engineering

Volumn 21, Issue 12-14, 2008, Pages 949-957

  Finch, James A ^a   Nesset, Jan E ^a   Acuña, Claudio ^b  

^a MCGILL UNIVERSITY   (Canada)

^b UNIVERSIDAD CATÓLICA DEL NORTE   (Chile)

Author keywords

Flotation bubbles; Flotation frothers; Flotation machines

Indexed keywords

CONCENTRATION (PROCESS); FLOTATION; FLUID MECHANICS; MECHANISMS; SURFACE CHEMISTRY; SURFACE PHENOMENA; SURFACE TENSION; WEIGHT CONTROL;

BUBBLE SHAPES; BUBBLE SIZES; EMPIRICAL MODELING; FLOTATION BUBBLES; FLOTATION FROTHERS; FLOTATION MACHINES; FROTHER; FROTHERS; SALT CONCENTRATIONS; SINGLE BUBBLE; SURFACE FLOWS; SURFACE TENSION GRADIENTS;

FROTH FLOTATION;

EID: 52949150790     PISSN: 08926875     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mineng.2008.04.006     Document Type: Article

References (38)

1. Aldrich C., and Feng D. The effect of frothers on bubble size distributions in flotation pulp phases and surface froths. Minerals Engineering 13 (2000) 1049-1057
2. Bailey M., Torrealba-Vargas J., Gomez C.O., and Finch J.A. Coalescence of bubbles sampled for imaging. Minerals Engineering 18 (2005) 125-126
3. Bartolacci, G., Pelletier, P., Boujila, A., Duchesne, C., Tessier, J., Bosse, P.-A., 2005. and Fournier, J., Flotation control based on froth textural characteristics. In: Proceedings - 37th Annual Meeting of the Canadian Mineral Processors, compiled by J. Starkey, CIM, Ottawa, pp. 441-462.
4. Cappuccitti, F., Finch, J.A., 2007. Development of new frothers through hydrodynamic characterization. In: Proceedings 39th Annual Meeting of the Canadian Mineral Processors of CIM, compiled by J. Folinsbee, pp. 399-412.
5. Clift R., Grace J.R., and Weber M. Bubble, Particles, and Drops (2005), Dover Publications, Inc., Mineola, New York pp. 169-202
6. Cooper, M., Scott, D., Dahlke, R., Gomez, C.O., Finch, J.A., 2004. Impact of air distribution profile on banks in Zn cleaning circuit. CIM Bulletin, 97(1083), extended abstract, p. 73, full paper, .
7. Dukhin S.S., Miller R., and Loglio G. Physico-chemical hydrodynamics of rising bubbles. In: Mubius D., and Miller R. (Eds). Studies in Interfacial Science. Drops and Bubbles in Interfacial Research vol. 6 (1998), Elsevier Science 367-432
8. Finch J.A., Gélinas S., and Moyo P. Frother-related research at McGill University. Minerals Engineering 19 (2006) 726-733
9. Gélinas S., Gouet-Kaplan M., and Finch J.A. Comparative real-time characterization of frother bubble thin films. Journal Colloid and Interface Science 291 (2005) 187-191
10. Gorain B. Optimization of flotation circuits with large flotation cells. In: Jameson G.J., and Yoon R.H. (Eds). Proceedings Centenary of Flotation Symposium (2005), Aus IMM 843-852
11. b relationship and effect of froth depth. Minerals Engineering 11 (1998) 615-626
12. Grau R.A., and Laskowski J.S. Role of frothers in bubble generation and coalescence in a mechanical flotation cell. Canadian Journal of Chemical Engineering 84 (2006) 170-182
13. Hadler K., Barbian N., and Cilliers J.J. The relationship between froth stability and flotation performance down a bank of cells. In: Jameson G.J., and Yoon R.H. (Eds). Proceedings Centenary of Flotation Symposium (2005), Aus IMM 516-523
14. Harris C.C. Flotation machines. In: Fuerstenau M.C. (Ed). A.M. Gaudin Memorial Volume vol. 2 (1976), SME 753-815
15. Harris, P.J., 1982. Frothing phenomenon and frothers. In: King, R.P. (Ed.), Principles of Flotation. Monograph Series No. 3. S. African IMM, pp. 237-250.
16. Hernandez H., Gomez C.O., and Finch J.A. Gas dispersion and de-inking in a flotation column. Minerals Engineering 16 (2003) 739-744
17. Hernandez-Aguilar, J.R., Reddick, S., 2007. Gas dispersion management in a copper/molybdenum separation circuit. In: del Villar, R., Nesset, J.E., Gomez, C.O., Stradling, A.W. (Eds.), Proceedings of 6th International Copper-Cobre Conference, vol. II, pp. 173-184.
18. Hernandez-Aguilar J.R., Cunningham R., and Finch J.A. A test of the Tate Equation to predict bubble size at an orifice in the presence of frother. International Journal of Mineral Processing 79 (2006) 89-97
19. Karamanev D.G. Rise of gas bubbles in quiescent liquids. AIChE 38 (1994) 1843-1846
20. Laskowski J.S. Fundamental properties of flotation frothers. In: Lorenzen L., and Bradshaw D.J. (Eds). Proceedings XXIInd International Mineral Processing Congress (2003), S. African IMM 788-797
21. Machon V., Pacek A.W., and Nienow A.W. Bubble sizes in electrolyte and alcohol solutions in a turbulent stirred vessel. Transactions of the IChemE 75 A (1997) 339-348
22. Malysa K., Krasowska M., and Krzan M. Influence of surface active substances on bubble motion and collision with various surfaces. Advances in Colloid and Interface Science 114/115 (2005) 205-225
23. Martinez-Bazan C., Montanes J.L., and Lasheras J.C. Bubble size distribution resulting from the break-up of an air cavity injected into a turbulent water jet. Physics of Fluids 12 (2000) 145-148
24. Miller, C.A., Neogi, P., 1985. Interfacial phenomena: equilibrium and dynamic effects. In: Surfactant Science Series, vol. 17, Chapter VI: Transport Effects on Interfacial Phenomena, pp. 240-298.
25. Morar, S.H., Hatfield, D.P., Barbian, N., Bradshaw, D.J., Cilliers, J.J., Triffett, B., 2006. A comparison of flotation froth stability measurements and their use in the prediction of concentrate grade. In: Önal, G., Arcarkan, N., Çelik, M.S., Arslan, F., Ateşok, G., Gu{combining double acute accent}ney, A., Sirkeci, A.A., Yu{combining double acute accent}ce, A.E., Perek, K.T. (Eds.), Proceedings of the XXIIIth International Mineral Processing Congress, Published by Prome Advertising Agency, Istanbul, pp. 739-744.
26. Nesset J.E., Hernandez-Aguilar J.R., Acuña C., Gomez C.O., and Finch J.A. Some gas dispersion characteristics of mechanical flotation machines. Minerals Engineering 19 (2006) 807-815
27. Nesset, J.E., Finch, J.A., Gomez, C.O., 2007. Operating variables affecting the bubble size in forced-air mechanical flotation machines. In: Proceedings AusIMM 9th Mill Operators' Conference, Fremantle, Australia, pp. 66-75.
28. Nguyen, V., Karakashev, S.I., Jameson, G.J., 2006. Effect of interfacial properties on water drainage and recovery in a froth column. In: Önal, G., Arcarkan, N., Çelik, M.S., Arslan, F., Ateşok, G., Gu{combining double acute accent}ney, A., Sirkeci, A.A., Yu{combining double acute accent}ce, A.E., Perek, K.T. (Eds.), Proceedings of the XXIIIth International Mineral Processing Congress, Published by Prome Advertising Agency, Istanbul, pp. 756-761.
29. Probstein, R.F., 1989. Physicochemical Hydrodynamics: An Introduction, Butterworths, pp. 300-314.
30. Pugh R.J. Foaming, foam films, antifoaming and defoaming. Advances in Colloid and Interface Science 64 (1996) 67-142
31. Pugh, R.J., 2006. Surface chemical studies on particle stabilized froths. In: Önal, G., Arcarkan, N., Çelik, M.S., Arslan, F., Ateşok, G., Gu{combining double acute accent}ney, A., Sirkeci, A.A., Yu{combining double acute accent}ce, A.E., Perek, K.T. (Eds.), Proceedings of the XXIIIth International Mineral Processing Congress, Published by Prome Advertising Agency, Istanbul, pp. 430-435.
32. Pugh R.J. The physics and chemistry of frothers. In: Fuerstenau M.C., Jameson G., and Yoon R.H. (Eds). Froth Flotation: A Century of Innovation (2007), SME 259-282
33. Quinn J.J., Kracht W., Cagnon C.O., Gomez C., and Finch J.A. Comparing the effect of salts and frother (MIBC) on gas dispersion and froth properties. Minerals Engineering 20 (2007) 1296-1302
34. Sarma T.K., and Chattopadhyay A. Simultaneous measurement of flowing fluid layer and film thickness of a soap bubble using a UV-Visible spectrophotometer. Langmuir 17 (2001) 6399-6403
35. Stevenson P. Hydrodynamic theory of rising foams. Minerals Engineering 20 (2007) 282-289
36. Sweet C., van Hoogstraten J., Harris M., and Laskowski J.S. The effect of frothers on bubble size and frothability of aqueous solutions. In: Finch J.A., Rao S.R., and Holubec I. (Eds). Processing of Complex Ores, 2nd UBC-McGill Symposium Series on Fundamental in Mineral Processing (1997), The Metallurgical Society of CIM 235-246
37. Tse K.L., Martin T., McFarlane C.M., and Nienow A.W. Small bubble formation via a coalescence dependent break-up mechanism. Chemical Engineering Science 58 (2003) 275-286
38. Wang, L., Yoon, R.H., 2006. Stability of foams in the presence of ionic and non-ionic surfactants. In: Önal, G., Arcarkan, N., Çelik, M.S., Arslan, F., Ateşok, G., Gu{combining double acute accent}ney, A., Sirkeci, A.A., Yu{combining double acute accent}ce, A.E., Perek, K.T., Proceedings of the XXIIIth International Mineral Processing Congress, Published by Prome Advertising Agency, Istanbul, pp. 453-548.