Abstract
Coal batch flotation tests were conducted both with and without collector and with one- and two-stage additions of frother. The recovery of combustibles and the flotation rate constant were found to be higher with two-stage frother addition, both with and without collector.
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Agar, G.E., Stratton Crowley, R., and Brouce, T.J., 1980, “Optimizing the design of flotation circuit,” CIM Bulletin, Vol. 73, No. 824, pp. 173–181.
Bhelatand Washery, 1996, private discussion.
Crozier, R.D., and Klimpel, R.R., 1989, Frothers — Plant Practice in Frothing in Flotation, J.S. Laskowski, ed., Gordon and Breach, pp. 257–279.
Fuerstenau, D.W., and Pradip, 1982, “Adsorption of frothers at coal/water interfaces,” Colloids Surfaces, Vol. 4, 1982, pp. 229–243.
Gardner, J.R., and Woods, R., 1979, An electrochemical investigation of the natural floatability of chalcopyrite,” Int. J. Miner. Process., Vol. 6, pp. 1–16.
Gaudin, A. M. 1957, Flotation, 2nd Ed. McGraw Hill, New York, p 530.
Hamilton, I.C., and Woods, R., 1981, An investigation of surface oxidation of pyrite and pyrrhotite by linear potential sweep voltammetry, J. Electroanal. Chem., Vol. 118, pp. 327–343.
Hamilton. I.C., and Woods, R., 1984, A voltametric study of the surface oxidation of sulphite minerals,” Proceedings Int. Symp. in Electochemistry in Mineral and Metal Processing, P.E. Richardson, S. Srinivasan and R. Woods, eds., Electrochem. Soc., pp. 259–285.
Heyes, G.W., and Trahar, W.J., 1977, “The natural floatability of chalcopyrite,” Int. J. Miner. Process., Vol. 4, pp. 317–344.
Klimpel, R.R., 1980, “Selection of chemical reagents for flotation,” In: Mineral Processing Plant Design, A.L. Mullar and R.B. Bhappu, eds., AIME, New York. pp. 904–934.
Majumder, K.K., 1948, “Beneficiaron of graphite from Mysore State,” J. Sci. Ind. Research, 7B, pp. 167–168.
Miller, J.D., Lin, C.L., and Chang, S.S., 1983, “MIBC adsorption at the coal-water interface,” Colloids Surfaces, Vol. 7, pp. 351–355.
Narayanan, P.I.A., and Robottom, H.H., 1946, “The beneficiation of a flake graphite ore from Kalahandi State, India,” Transactions MGMI, Vol. 41, pp. 107–127.
Prasad, A.K., and Chandramuli, J.V., 1992, “A case study on the washing practice at the Tisco Coal Washery, Jamadoba,” Transactions MGMI, Vol. 41, pp. 296–308.
Shannon, L.K., Trahar., W.J., 1986, “The role of collector in sulphide ore flotation,” In: Advances in Mineral Processing, P. Somasundaran, ed., SME, Littleton, pp. 408–425.
Sun, S.C., 1954, “Hypothesis for different floatabilities of coals, carbon and hydrocarbon minerals,” Transactions, AIME, Vol. 199, pp. 67–75.
Sun, S.C., 1979, “Flotation theory” In: Coal Preparation, J.W. Leonard, ed., AIME, pp. 10.76–81.
Wilkim, E.T., 1947, “Coal preparation — Some development to pulverised practice,” Proceedings Conference on Pulverised Fuel, Harrogate, England, p. 398.
Wills, B.A., 1992, Mineral Processing Technology, 5th Ed., Pergamon, p. 510.
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Nonmeeting paper 96-654.
Discussion of this peer-reviewed and approved paper is invited and must be submitted to SME prior to Feb. 28, 1998.
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Dey, S., Bhattacharya, S. & Bhattacharyya, K.K. Collectorless flotation of coal with two-stage addition of pine oil. Mining, Metallurgy & Exploration 14, 13–16 (1997). https://doi.org/10.1007/BF03402773
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DOI: https://doi.org/10.1007/BF03402773