Biohydrometallurgy of Chalcopyrite
- 1st Edition - July 30, 2021
- Latest edition
- Authors: Hongbo Zhao, Congren Yang, Xian Zhang, Yisheng Zhang, Guanzhou Qiu
- Language: English
Bioleaching of chalcopyrite is always a challenge and research hotspot. The low copper extraction and dissolution kinetics restricted the industrial application of chalcopyrite… Read more
- Interprets the dissolution mechanism of chalcopyrite in bioleaching
- Provides feasible technologies for intensifying chalcopyrite bioleaching
- Overviews the current situations of chalcopyrite bioleaching
- Helps the readers to deeply understand the bioleaching mechanisms of chalcopyrite
- Provides topics for future research and potential industrial applications
Researchers and graduate students in the area of Minerals Processing and Extractive Metallurgy (including biohydrometallurgy). This book would also benefit researchers and graduate students in the other areas, such as environmental science and engineering (like solid waste treatment and disposal, AMD prevention), biological environment, biomass conversion, biodeterioration, biogeochemistry, biomineralization, microbiology, biochemistry, molecular biology, bioengineering and chemical engineering
1. Microorganisms used in chalcopyrite bioleaching
Overview of bioleaching microorganisms
Structure composition and functional diversity of microbial communities
Functional role of co-existing bacteria in bioleaching systems
Ecology and metabolism of sulfur- and/or iron-oxidizing Acidithiobacillus
2. Properties of chalcopyrite
Oxidation state of Cu, Fe and S element
Electronic structure
Anisotropies
Surface compositions
3. Electrochemical dissolution process of chalcopyrite
Surface species of chalcopyrite after treating by different potentials
Surface properties of chalcopyrite after treating by different potentials
Discussion of electrochemical dissolution process of chalcopyrite
The optimum range of redox potential for chalcopyrite bioleaching
4. Passivation mechanism of chalcopyrite in bioleaching
Bioleaching of chalcopyrite by sulfur-oxidizing microorganism
Bioleaching of chalcopyrite by iron-oxidizing microorganism
Bioleaching of chalcopyrite with different mineralogical properties
5. Role of gangue minerals in chalcopyrite bioleaching
Role of pyrite in chalcopyrite bioleaching
Role of bornite in chalcopyrite bioleaching
Role of sphalerite/marmatite in chalcopyrite bioleaching
Role of hematite in chalcopyrite bioleaching
6. Chalcopyrite bioleaching catalysed by silver
Bioleaching behaviour
DFT calculation on the catalytic mechanism of Ag+
Surface transformation and properties
Silver catalysed bioleaching using silver containing waste
7. Industrial bioleaching of chalcopyrite
Commercial practices examples
Key parameters/conditions
Controlling techniques
- Edition: 1
- Latest edition
- Published: July 30, 2021
- Language: English
HZ
Hongbo Zhao
Prof. Hongbo Zhao obtained his BSc, MSc and PhD degrees from Central South University in Changsha, China. Prof. Zhao obtained his doctoral degree in Minerals Processing Engineering in 2016. From 2016.06 to 2021.08, he worked at Central South University as an associate professor. Since 2021.08, he has been working at Central South University as full professor. His research mainly focuses on mineral processing and extractive metallurgy, biohydrometallurgy/biomining. He also has rich practical experiences in the mining and metallurgical industries.
CY
Congren Yang
XZ
Xian Zhang
YZ
Yisheng Zhang
GQ
Guanzhou Qiu
Prof. Guanzhou Qiu, Scientist of Mineral Engineering, born in Guangdong Province of China. Prof. Qiu obtained his PhD degree in September of 1987 and has ever served as the vice president of Central South University for about 20 years. He was selected as the Academician of the Chinese Academy of Engineering (CAE) in 2011. Prof. Qiu mainly focus on the research of efficient and clean utilization of mineral resources. Prof. Qiu has more than 200 publications and five monographs, he has achieved four National Science and Technology Awards and two Ten Major Scientific and Technological Progress of China's Colleges and Universities. Prof. Qiu has conducted many key scientific projects, including two “973 Program” and “863 Program”. Prof. Qiu is the vice chairman of International Society for Biohydrometallurgy and was the chairman of 19th International Biohydrometallurgy Symposium (IBS).