International Journal of Automation Technology 16(6) 747-755 Nov 2022
Indium is a rare metal that is an essential raw material for indium tin oxide (ITO) essential for transparent electrodes for displays. However, its supply is unstable as it is a by-product of zinc. In this research, we investigated the domestic su...
Kota Takatori   Hidekazu Kato   Akihiro Yoshimura   Yasunari Matsuno   
MINING METALLURGY & EXPLORATION Mar 2021
Chalcopyrite (CuFeS2) is the most refractory copper mineral when treated in conventional sulfate media leaching systems. This is the first study to examine the use of a dimethyl sulfoxide (CH3SOCH3, DMSO) solution containing copper chloride (CuCl2...
JOURNAL OF SUSTAINABLE METALLURGY 7(1) 266-276 Mar 2021
In this research, a recycling process for palladium using "dry aqua regia," which consists of iron(III) chloride-potassium chloride, was proposed. Palladium was dissolved in "dry aqua regia," and the dissolved palladium was recovered by leaching w...