04 Mercury Controls and Removal in Bauxite, ... (Al2O3/SiO2) ratio of 23 is not usable in the Bayer , considerable effect on the silica removal as a.

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Page 1 ALUMINUM, BAUXITE, AND ALUMINA By Patricia A . data for bauxite and alumina were prepared by Susan M. Copeland, statistical assistant and …

。 The present invention discloses a method for removing silica from bauxite ...

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Investigation of parameters affecting desilication of… pdf. Low grade diasporic bauxite in the Jajarm mine with an A/S (Al2O3/SiO2) ratio of 2.3 is not usable in ...