METHOD FOR RECYCLING LITHIUM BATTERIES
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Jul 4, 2024
app pub date -
Mar 12, 2024
filing date -
Jan 30, 2018
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Abstract
The invention relates to a method for recycling used lithium batteries containing the steps: (a) digestion of comminuted material (10), which contains comminuted components of electrodes of lithium batteries, using concentrated sulphuric acid (12) at a digestion temperature (TA) of at least 100° C., in particular at least 140° C., so that waste gas (14) and a digestion material (16) are produced, (b) discharge of the waste gas (14) and (c) wet chemical extraction of at least one metallic component of the digestion material (16).
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