5Tkacova K,Turcaniova L,Hocmanova I.Effect of Conditions of Calcination and Comminution of MgO on the Hydrolytic Decomposition of NH4Cl[J].Rudy,1981,29:196-202.
6Tkacova K,Turcaniova L,Hocmanova I.Thermal and Mechanical Activation as Alternative or Combined Methods of Pre-leaching Treatment of Magnesite[A].Proceding of the 2nd World Congress on Non-metallic Minerals[C].1982.876-883.
7Ranjitham A M,Khangaonkar P R.Leaching Behaviour of Calcined Magnesite with Ammonium Chloride Solutions[J].Hydrometallurgy,1990,23:177-189.
8Pavel R.Leaching of Calcined Magnesite Using Ammonium Chloride at Constant pH[J].Hydrometallurgy,2000,56:109-123.
9Ketil A,Ragnar H E,Ralf S.Process for Producing Anhydrous MgCl2[P].US Pat.:6042794,2000-03-28.
10Plesingerova B,Tkacoca K,Turcaniova L.Removal of the Calcium from the Raw-materials for Producing Pure MgO by the Chloride-Carbonate Method[J].Uhli-Rudy,1992,9(1):326-331.
