Research Status and Development Trend of High-Sulfur Bauxite Desulfurization Technology
Received:December 27, 2022   Revised:December 31, 2022   Accepted:January 09, 2023      Published Online:March 17, 2023
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DOI:doi:10.3969/j.issn.1007-7545.2023.04.004
KeyWord:high-sulfur bauxite; desulfurization; alumina; roasting; research status; development trend
              
AuthorInstitution
ZHANG Xin 北京科技大学 冶金与生态工程学院
WU Ze-gang 北京科技大学 冶金与生态工程学院
LIU Feng-qin 北京科技大学 冶金与生态工程学院
ZHAO Hong-liang 北京科技大学 冶金与生态工程学院
XIE Ming-zhuang 北京科技大学 冶金与生态工程学院
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Abstract:
      In the face of the shortage of high-quality bauxite resources in China, the utilization of complex high-sulfur bauxite resources will help to ensure strategic safety of bauxite resources and sustainable development of alumina industry. The reserves of high-sulfur bauxite are abundant in China, but it cannot be used efficiently because of the hazards of sulfur to the Bayer process. The research status and technical level of high-sulfur bauxite desulphurization methods such as flotation method, roasting method and dissolution desulfurization were summarized, and the future research direction and development trend were prospected.
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