Title:
METHOD FOR RECYCLING WASTE BATTERIES
Document Type and Number:
WIPO Patent Application WO/2024/080557
Kind Code:
A1
Abstract:
Provided is a method for recycling waste batteries, the method including the steps of: introducing and feeding waste battery raw materials; heating the introduced and fed raw materials; cooling the heat-treated products; and discharging the cooled reactants, wherein the weight ratio of carbon to nickel in the charged raw materials in the charging step is 20 wt% or more.
Inventors:
HAN SANGWOO (KR)
LEE JUSEUNG (KR)
KIM WANYI (KR)
PARK JOONGKIL (KR)
YOU KISUNG (KR)
LEE JUSEUNG (KR)
KIM WANYI (KR)
PARK JOONGKIL (KR)
YOU KISUNG (KR)
Application Number:
PCT/KR2023/013196
Publication Date:
April 18, 2024
Filing Date:
September 04, 2023
Export Citation:
Assignee:
POSCO HOLDINGS INC (KR)
POSCO CO LTD (KR)
POSCO CO LTD (KR)
International Classes:
H01M10/54; C22B7/00; C22B23/02
Domestic Patent References:
| WO2022019172A1 | 2022-01-27 |
Foreign References:
| KR20150094412A | 2015-08-19 | |||
| KR100796369B1 | 2008-01-21 | |||
| KR20220070764A | 2022-05-31 | |||
| KR20200065503A | 2020-06-09 |
Attorney, Agent or Firm:
JO, Min Kyung et al. (KR)
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