The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 04, 2025
Filed:
Oct. 19, 2022
Hunan Jin Yuan New Materials Joint Stock Company Limited, Yiyang, CN;
Xunbing Liu, Yiyang, CN;
Jianjun Ouyang, Yiyang, CN;
Chaowen Zhang, Yiyang, CN;
Zi Wang, Yiyang, CN;
Quncheng Zhou, Yiyang, CN;
Zan Chen, Yiyang, CN;
Shanmu Wu, Yiyang, CN;
Xiongwu Dong, Yiyang, CN;
Chang Liu, Yiyang, CN;
Xijuan Liu, Yiyang, CN;
Abstract
A method for disassembling and separating a waste lithium-ion battery comprises: directly tearing a battery pack or a cell of the waste lithium-ion battery with water and electricity without discharging after removing a housing, then performing first wet screening, directly performing wet degumming without drying after recovering an electrolyte and removing iron by magnetic separation, then performing first crushing with water, third wet screening and second crushing with water after performing second wet screening, and finally performing jigging separation to obtain copper powder, aluminum powder, positive and negative electrode materials, plastic powder and separator pulp.