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US 2022/0013820 A1Published application
Battery recycling with electrolysis of the leach to remove copper impurities
AssigneeBASF SE
InventorsWolfgang ROHDE, Domnik BAYER, Torben ADERMANN
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Abstract
The present disclosure relates to a process for the recovery of transition metals from batteries comprising treating a transition metal material with a leaching agent to yield a leach which contains dissolved copper impurities, and depositing the dissolved copper impurities as elemental copper on a particulate deposition cathode by electrolysis of an electrolyte containing the leach.
Claims18
1-17. (canceled)
A process for the recovery of transition metals from batteries comprising
- (a) treating a transition metal material from batteries with a leaching agent to yield a leach, wherein the leach comprises dissolved copper impurities, and
- (b) depositing the dissolved copper impurities as elemental copper on a particulate deposition cathode by electrolysis of an electrolyte comprising the leach.
Dependencies are inferred from the claim text.