发明名称 METHOD FOR OBTAINING CRYOLITE FROM GAS PURIFICATION SOLUTIONS OF ALUMINUM PRODUCTION
摘要 FIELD: metallurgy. SUBSTANCE: method involves introducing washing substances and activated aluminum hydroxide into solution; mixing to provide contact between above mentioned components and separation into liquid and solid phases. Washing substances used in the process contain carboxylic acids. EFFECT: simplified method and obtaining of product suitable for usage in aluminum electrolysis. 2 cl, 1 tbl, 1 pr
申请公布号 RU94023647(A) 申请公布日期 1996.04.27
申请号 RU19940023647 申请日期 1994.06.22
申请人 ZHULIN N.V.;ZHULINA N.V. 发明人 ZHULIN N.V.;ZHULINA N.V.
分类号 C01F7/54 主分类号 C01F7/54
代理机构 代理人
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