Journal of Biology ›› 2024, Vol. 41 ›› Issue (3): 1-.doi: 10.3969/j.issn.2095-1736.2024.03.001

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Research status and development trends of bioleaching technology

YANG Baojun1,2, LIU Yang1,2, LIU Hongchang1,2, LI Yongmei3, GAN Min1,2, WANG Jun1,2,#br# LIAO Rui1,2, ZHANG Ke1,2, ZHU Zhenyu1,2, QIU Guanzhou1,2   

  1. 1. School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, China;
    2. Key Lab of Biometallurgy of Ministry of Education of China, Central South University, Changsha 410083, China;
    3. School of Resources Environment and Safe Engineering, University of South China, Hengyang 421001, China
  • Online:2024-06-18 Published:2024-06-17

Abstract: The development and the utilization of low-grade mineral resources constrain global green and sustainable development. Bioleaching technology is a cutting-edge technology for achieving green and sustainable development in mineral processing and non-ferrous metal metallurgy and plays an important role inin-situremediation of heavy metal pollution sites in mines. This article reviewed the basic concepts, microbial physiological characteristics, and mechanisms of action of biotechnology, as well as the application and research status of biotechnology in copper ore extraction, refractory gold ore oxidation pretreatment, uranium ore extraction, and rare earth extraction. In the future, research should be conducted on the selection of high-efficiency leaching microorganisms, the interface mechanism of bioleaching, high-efficiency energy-saving devices, and engineering technologies, and further expanding the application fields of bioleaching technology.

Key words: bioleaching, copper mine, gold mine, uranium mine, rare earth ore

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