Study on Electrolysis Reduction of Ilmenite in LiCl-KCl Eutectic Molten Salt
Received:June 22, 2018   Revised:June 25, 2018   Accepted:June 26, 2018      Published Online:October 16, 2018
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DOI:doi:10.3969/j.issn.1007-7545.2018.11.004
KeyWord:ilmenite; molten salt electrolysis; LiCl-KCl molten salt; reaction mechanism
                    
AuthorInstitution
Cui Peng 昆明理工大学
Dai Wei 昆明理工大学
Yan Heng-wei 昆明理工大学
Li Shao-yuan 昆明理工大学
Dai Yong-nian 昆明理工大学
Ma Wen-hui 昆明理工大学
Qin Bo 昆明理工大学
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Abstract:
      Ilmenite was reduced by molten salt electrolysis in LiCl-KCl eutectic molten salt. Effects of reacting time, cell voltage and temperature on electrolysis process were studied. Mechanism of oxygen removal from ilmenite was discussed. The results show that iron in ilmenite is reduced firstly and titanium oxides are deoxidized step by step. Titanium and its alloy cannot be obtained. Reduction of TiO is the key step to prepare titanium and its alloy by molten salt electrolysis in LiCl-KCl eutectic molten salt.
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