Microstructure, rheology and dewatering behaviour of smectite dispersions during orthokinetic flocculation

Minerals Engineering

Volumn 18, Issue 12, 2005, Pages 1173-1182

  McFarlane, A ^a   Bremmell, K ^a   Addai Mensah, J ^a  

^a UNIVERSITY OF SOUTH AUSTRALIA   (Australia)

Author keywords

Environmental; Mineral processing; Particle morphology; Waste processing

Indexed keywords

DEWATERING; ELECTROLYTES; ENVIRONMENTAL IMPACT; FLOCCULATION; IMAGE ANALYSIS; MICROSTRUCTURE; MOLECULAR WEIGHT; MORPHOLOGY; ORGANIC POLYMERS; PH EFFECTS; REACTION KINETICS; RHEOLOGY; SCANNING ELECTRON MICROSCOPY; SEDIMENTATION; SHEAR STRESS;

MINERAL PROCESSING; PARTICLE MORPHOLOGY; SMECTITE DISPERSIONS; WASTE PROCESSING;

DISPERSIONS;

EID: 25444448486     PISSN: 08926875     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.mineng.2005.06.013     Document Type: Article

References (20)

1. Cooling, D., 2000. Case study of Alcoa's W.A. dry stacking operation. Paste Technology 2000 Seminar, Perth, W.A., April 13-14, 2000.
2. de Kretser, R.G., 1995. The rheological properties and de-watering of slurried coal mine tailings. Ph.D. Dissertation, University of Melbourne, Melbourne, Australia.
3. J.B. Farrow, R.R.M. Johnston, K. Simic, and J.D. Swift Consolidation and aggregate densification during gravity thickening Chemical Engineering Journal 80 1-3 2000 141 148
4. B.A. Firth, and R.J. Hunter Flow properties of coagulated suspensions: Energy dissipation in the flow units Journal of Colloid and Interface Science 57 1976 248 256
5. B.A. Firth, and R.J. Hunter Flow properties of coagulated suspensions: The elastic floc model Journal of Colloid and Interface Science 57 1976 257 266
6. B. Grabowska-Olszewska, V. Osipov, and S. Vyacheslav Atlas of the Microstructure of Clay Soils 1984 Warsaw University Warsaw
7. J. Gregory Polymer adsorption and flocculation in sheared suspensions Colloids and Surfaces 31 1988 231 253
8. Y. Horikawa, R.S. Murray, and J.P. Quirk The effect of electrolyte concentration on the zeta potentials of homionic montmorillonite and illite Colloids and Surface 32 1988 181 195
9. Lagaly, G., 1993. From clay mineral crystals to colloidal clay mineral dispersions. In: B. Dobias (Ed.), Coagulation and Flocculation: Theory and Applications. pp. 427-493.
10. P.F. Luckham, and S. Rossi The colloidal and rheological properties of bentonite suspensions Advances in Colloid and Interface Science 82 1999 43 92
11. Mpofu, P., 2004. Surface chemistry and improved dewatering of clay dispersions. Ph.D. Dissertation, University of South Australia, Mawson Lakes, Adelaide Australia, 241pp.
12. P. Mpofu, J. Addai-Mensah, and J. Ralston Flocculation and dewatering behaviour of smectite dispersions: effect of polymer structure type Minerals Engineering 17 3 2004 411 423
13. P. Mpofu, J. Addai-Mensah, and J. Ralston Interfacial chemistry, particle interactions and improved dewatering behaviour of smectite dispersions International Journal of Mineral Processing 75 2005 155 171
14. Q.D. Nguyen, and D.V. Boger Yield stress measurement for concentrated suspensions Journal of Rheology 27 1983 321 349
15. E.G.M. Pelssers, M.A.C. Stuart, and G.J. Fleer Kinetic aspects of polymer bridging: equilibrium flocculation and nonequilibrium flocculation Colloids and Surfaces 38 1 1989 15 25
16. M. Rasmusson, W. Rowlands, R.W. O'Brien, and R.J. Hunter The dynamic mobility and dielectric response of sodium bentonite Journal of Colloid and Interface Science 189 1 1997 92 100
17. P.J Scales, S.B. Johnson, T.W. Healy, and P.C. Kapur Shear yield stress of partially flocculated colloidal suspensions American Institute of Chemical Engineers Journal 44 1998 538 544
18. D.K. Sengupta, J. Kan, A.M. Al Taweel, and H.A. Hamza Dependence of separation properties on flocculation dynamics of kaolinite suspension International Journal of Mineral Processing 49 1-2 1997 73 85
19. A. Sworska, J.S. Laskowski, and G. Cymerman Flocculation of the syncrude fine tailings: Part II. Effect of hydrodynamic conditions International Journal of Mineral Processing 60 2 2000 153 161
20. H. van Olphen An Introduction to Clay Colloid Chemistry 1977 John Wiley and Sons 317pp