Method of separating and recovering metals and system for separating and recovering metals

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9353452
APP PUB NO 20150008136A1
SERIAL NO

14323066

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Abstract

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According to one embodiment, a method of separating and recovering metals whereby a mixture containing at least a first metal and a second metal, the second metal having a higher standard electrode potential than that of the first metal, is connected to an anode in a molten salt, and the first metal and the second metal are precipitated on a cathode in the molten salt by electrolysis, the method of separating and recovering metals comprising: a detection step of detecting a concentration change in each of a first metal ion and a second metal ion in the molten salt by a concentration change detection unit; a first electrolysis step of electrolyzing the first metal; a first recovery step of recovering a precipitated substance according to a detection in which a concentration decrease of the first metal ion, which is predefined in the concentration change detection unit, is detected in the detection step; a second electrolysis step of electrolyzing the second metal; and a second recovery step of recovering a precipitated substance subsequent to the first recovery step.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA TOSHIBAMINATO-KU TOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kanamura, Shohei Kawasaki, JP 6 7
Mizuguchi, Koji Kawasaki, JP 24 21
Nakamura, Hitoshi Yokohama, JP 260 2790
Oomori, Takashi Adachi-ku, JP 6 12
Takahashi, Yuya Kawasaki, JP 52 102
Yamada, Akira Setagaya-ku, JP 373 5387

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