Direct extraction of copper from copper sulfide minerals using deep eutectic solvents

2019 ◽  
Vol 21 (23) ◽  
pp. 6502-6512 ◽  
Author(s):  
Syahrie Anggara ◽  
Francesca Bevan ◽  
Robert C. Harris ◽  
Jennifer M. Hartley ◽  
Gero Frisch ◽  
...  
Keyword(s):  
Hydrogen Sulfide ◽  
Sulfur Dioxide ◽  
Copper Sulfide ◽  
Deep Eutectic Solvents ◽  
Sulfide Minerals ◽  
Direct Extraction ◽  
Copper Mineral

Copper can be extracted from the main copper mineral, chalcopyrite, without the formation of hydrogen sulfide or sulfur dioxide.

Surface properties of copper-sulfide minerals with sodium-hydrosulfide activation

2020 ◽  
Vol 156 ◽  
pp. 106530 ◽  
Author(s):  
Hidekazu Matsuoka ◽  
Kohei Mitsuhashi ◽  
Masanobu Kawata ◽  
Tatsuya Kato ◽  
Chiharu Tokoro ◽  
...  
Keyword(s):  
Surface Properties ◽  
Copper Sulfide ◽  
Sulfide Minerals ◽  
Sodium Hydrosulfide
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