Classification and froth flotation of fly ash for producing high-quality pozzolan

Minerals and Metallurgical Processing

Volumn 16, Issue 3, 1999, Pages 34-36

  Groppo, J G ^a,d   Robl, T L ^a   Lewis, W M ^b   McCormick, C J ^c  

^a UNIVERSITY OF KENTUCKY   (United States)

^b Lewis Minerals Corp   (United States)

^c Advanced Pozzolan Technologies Inc   (United States)

^d SME   (United States)

Author keywords

Classification; Flotation; Fly ash; Pozzolan

Indexed keywords

EID: 0012829020     PISSN: 07479182     EISSN: None     Source Type: Journal    
DOI: 10.1007/bf03402816     Document Type: Article

References (8)

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2. Groppo, J.G., Robl, T.L., Graham, U., and McCormick, C.J., 1996, "Selective beneficiation for high loss-on-ignition fly ash," Mining Engineering, Vol. 48, No. 6, pp. 51-53.
3. Grunewald, K. And Otterstetter, H., 1989, "Investigations into the beneficiation of fly ash from power plants using flotation," BKW, Vol. 42, pp. 61-63.
4. Hemmings, R.T., and Berry, E.E., 1986, "Evaluation of plastic filler applications for leached fly ash," EPRI Report No. CS4765.
5. Hurst, V.J., and Styron, R.W., 1978, "Fly ash beneficiation process," US Patent No. 4,121,945.
6. Hwang, J.Y., 1991, "Fly ash beneficiation process," US Patent No. 5,047,145.
7. Hwang, J.Y., Liu, X., Zimmer, F.V, Thiruvengadam, T.R., and Patzias, T., 1995, "Beneficiation process for fly ash and the utilization of cleaned fly ash for concrete applications," Proceedings: 11th International Symposium on Use and Management of Coal Combustion By-Products (CCBs), EPRI TR-104657-V1.
8. Kawatra, S.K. and Eisele, T.C., 1996, "Removal of unburned carbon from fly ash by froth flotation," Preprint 96-87, 1996 SME Annual Meeting and Exhibit, Phoenix, AZ.