Leaching of calcined magnesite using ammonium chloride at constant pH

Hydrometallurgy

Volumn 56, Issue 1, 2000, Pages 109-123

  Raschman, Pavel ^a  

^a TECHNICAL UNIVERSITY OF KO ICE   (Slovakia)

Author keywords

[No Author keywords available]

Indexed keywords

ACTIVATION ENERGY; AMMONIUM COMPOUNDS; DISSOLUTION; LEACHING; MAGNESITE; MATHEMATICAL MODELS; PARTICLE SIZE ANALYSIS; PH EFFECTS; THERMAL EFFECTS;

AMMONIUM CHLORIDE;

HYDROMETALLURGY;

EID: 0033731029     PISSN: 0304386X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0304-386X(00)00078-5     Document Type: Article

References (11)

1. Tkacova K., Markalous F., Sturc J., Turcaniova L. An integrated chemical plant for magnesite and salt processing. Rudy. 29:1981;78-80. (in Slovak).
2. Ranjitham A.M., Khangaonkar P.R. Leaching behaviour of calcined magnesite with ammonium chloride solutions. Hydrometallurgy. 23:1990;177-189.
3. Plesingerova B., Tkacova K., Turcaniova L. Removal of the calcium from the raw-materials for producing pure MgO by the chloride-carbonate method. Uhlí-Rudy. 9(1):1992;326-329. (in Slovak).
4. 4Cl. Rudy. 29:1981;196-202. (in Slovak).
5. Tkacova K., Turcaniova L., Hocmanova I. Thermal and mechanical activation as alternative or combined methods of pre-leach treatment of magnesite. Proc. of the 2nd World Congress on Non-metallic Minerals, Beijing:1982;876-879.
6. Glaser V., Vidensky J., Kuzela M. Kinetics of the reaction between magnesium oxide and ammonium chloride solution. Collect. Czech. Chem. Commun. 53:1988;1711-1717.
7. Glaser V., Vidensky J. Kinetics of ammonia recovery from soda-plant liquor by burnt magnesite. Collect. Czech. Chem. Commun. 53:1988;1718-1724.
8. Sohn H.L.Y., Wadsworth M.E. Rate Processes of Extractive Metallurgy. 1979;Plenum, New York.
9. Raschman P. Laboratory method for measuring the reactivity of calcined magnesite. Proc. of the Int. Conf. New trends in Mineral Processing II:1997;252-258 VSB-Technical University Ostrava. (in Slovak).
10. Satterfield C.N. Mass Transfer in Heterogeneous Catalysis. 1976;Khimiya, Moscow. (Russian edition).
11. Sahimi M., Gavalas G.R., Tsotsis T. Statistical and continuum models of fluid-solid reactions in porous media. Chem. Eng. Sci. 45:1990;1449-1452.