Duesenfeld Gmbh

Dusenfeld Gmbh

Lisa Brückner

Christian Hanisch

Tobias Elwert

A method for recycling lithium batteries containing the steps: (a) digesting comminuted material (), which contains comminuted components of electrodes of lithium batteries, using concentrated sulphuric acid () at a digestion temperature (T) of at least 100° C., in particular at least 140° C., so that waste gas () and a digestion material () are produced, (b) discharging the waste gas () and (c) wet chemical extraction of at least one metallic component of the digestion material ().

Method for recycling lithium batteries

The invention relates to a method for recycling used lithium batteries containing the steps: (a) digestion of comminuted material (), which contains comminuted components of electrodes of lithium batteries, using concentrated sulphuric acid () at a digestion temperature (T) of at least 100° C., in particular at least 140° C., so that waste gas () and a digestion material () are produced, (b) discharge of the waste gas () and (c) wet chemical extraction of at least one metallic component of the digestion material ().

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Clausthal-Zellerfeld, Germany

Lisa Brückner