Comprehensive processing of the datolite ore using fluorite concentrate and ammonium sulphate

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Abstract

The paper presents the research results on integrative processing of datolite ore using the fluorite concentrate and ammonium sulphate. It is shown that fluorination can be carried out without expensive ammonium bifluoride, using chemical interactions fluorite concentrate and ammonium sulphate. The products are easily separated to obtain complex fluorammonium salts of boron, silicon and calcium sulphate in the gypsum form.

About the authors

E. E. Dmitrieva

Institute of Chemistry, FEB RAS, Vladivostok, Russia

Email: eled@list.ru

D. G. Epov

Institute of Chemistry, FEB RAS, Vladivostok, Russia

Email: epov@ich.dvo.ru

D. K. Shlyk

Institute of Chemistry, FEB RAS, Vladivostok, Russia

Email: daria79@list.ru

E. B. Merkulov

Institute of Chemistry, FEB RAS, Vladivostok, Russia

Email: merkulov@ich.dvo.ru

M. A. Medkov

Institute of Chemistry, FEB RAS, Vladivostok, Russia

Email: medkov@ich.dvo.ru

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