Production of a purified alumina-silica product and substantiall

Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group iiia metal or beryllium

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423133, 423135, 423 76, 423 79, 423 80, 423343, 423149, C01F 702, C01F 756

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active

044253087

ABSTRACT:
At least a single stage chlorination system for the production of a substantially iron-free alumina-silica product from Bauxites, Bauxitic Clays and Clays wherein at least one chlorination agent is selected from the group consisting of Cl.sub.2, COCl.sub.2, AlCl.sub.2, AlCl, SiCl.sub.4 and SiCl.sub.2 and wherein the said chlorination agent is a limited percentage of the total gas stream.

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