Title:
リチウム電池を再利用する方法
Document Type and Number:
Japanese Patent JP7442872
Kind Code:
B2
Abstract:
A method for recycling lithium batteries containing the steps: (a) digesting 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) discharging the waste gas (14) and (c) wet chemical extraction of at least one metallic component of the digestion material (16).
Inventors:
Hanish, Christian
Elwert, Tobias
Brückner, Lisa
Elwert, Tobias
Brückner, Lisa
Application Number:
JP2022503774A
Publication Date:
March 05, 2024
Filing Date:
July 26, 2019
Export Citation:
Assignee:
Düssenfeld Gamebcher
International Classes:
C22B7/00; B09B3/70; C22B1/00; C22B1/02; C22B3/02; C22B3/04; C22B3/24; C22B3/26; C22B3/42; C22B3/44; C22B23/00; C22B47/00; H01M10/54
Domestic Patent References:
| JP2012074247A | ||||
| JP2007323868A | ||||
| JP2016191134A | ||||
| JP7161272B2 |
Foreign References:
| KR1020060101683A | ||||
| CN101519726A | ||||
| KR1020150002147A | ||||
| CN109775731A |
Attorney, Agent or Firm:
Suzue International Patent Office
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