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金属学报  1979, Vol. 15 Issue (3): 319-322    
  论文 本期目录 | 过刊浏览 |
一水硬铝石-高岭石型铝土矿的选矿
李跃吾;陈东
沈阳铝镁设计院;沈阳铝镁设计院
BENEFICIATION OF DIASPORE-KAOLINITE-BEARING BAUXITE BY FLOTATION
Li Yuewu;Chen Dong Shenyang Designing Institute of Aluminum and Magnesium Industry
引用本文:

李跃吾;陈东. 一水硬铝石-高岭石型铝土矿的选矿[J]. 金属学报, 1979, 15(3): 319-322.
, . BENEFICIATION OF DIASPORE-KAOLINITE-BEARING BAUXITE BY FLOTATION[J]. Acta Metall Sin, 1979, 15(3): 319-322.

全文: PDF(327 KB)  
摘要: 本文叙述了一水硬铝石-高岭石型铝土矿浮选试验研究成果·当矿石的Al_2O_3/SiO_2为4.6—5时,经过浮选可得到Al_2O_3/SiO_2为8以上的精矿。Al_2O_3回收率为70—80%。本文还列举了精矿用Bayer法生产Al_2O_3的溶出试验及尾矿的综合利用试验结果。
Abstract:Results of the beneficiation of the diaspore-kaolinite-bearing bauxite by flota-tion, from laboratory and small-scale continuous processing to pilot plant testingare described. Using raw materials with initial Al_2O_3/SiO_2 ratio of 4.6-5, theflotation concentrates finally attained a ratio greater than 8 with a recovery of Al_2O_3amounting to 70-80%. Results of digesting test for producing alumina by Bayer process, as well astests for making comprehensive utilization of the flotation tailings are also presen-ted.
收稿日期: 1979-03-18     
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