Experimental Study on Sulfuric Acid Curing Leaching of Scandium in Red Mud
Received:December 13, 2016   Revised:December 14, 2016   Accepted:December 19, 2016      Published Online:March 21, 2017
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DOI:doi:10.3969/j.issn.1007-7545.2017.04.011
KeyWord:red mud; scandium; sulfuric acid curing; orthogonal test
        
AuthorInstitution
LUOYUZHI 中国地质科学院矿产综合利用研究所
XULU 中国地质科学院矿产综合利用研究所
SHIGUANGDA 中国地质科学院矿产综合利用研究所
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Abstract:
      Scandium was leached from red mud by sulfuric acid curing. Scandium leaching rate is 91% above under the optimum conditions including dosage of 98%, sulfuric acid of 34 mL, curing temperature of 260 ℃, curing time of 60 min, and ratio of liquid to solid of 4︰1.
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