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Milestone reached in the recycle of cobalt from spent EV batteries

Japan's Sumitomo Metal discovers way to conserve rare metal

Sumitomo Metal's test facilities for harvesting carbon materials from used electric-car batteries. (courtesy of Sumitomo Metal Mining)

TOKYO -- Japan's Sumitomo Metal Mining has developed a method to recycle cobalt from spent electric car batteries, allowing conservation of a relatively scarce metal, Nikkei has learned.

The company has set up a test plant in Ehime Prefecture to melt down used batteries under controlled conditions to extract cobalt in a form that lets them be quickly reused as battery parts.

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