Patents by Inventor Zitong Fei

Zitong Fei has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • METHOD FOR REPAIRING CATHODE MATERIAL OF SPENT LITHIUM-ION BATTERY
    Publication number: 20230082842
    Abstract: The present disclosure describes a method for repairing a cathode material of a spent lithium-ion battery, which includes: mixing the cathode material of the spent lithium-ion battery, a lithium sheet, a solid oxidant and absolute ethanol under a protective atmosphere for repairing to obtain a repaired cathode material of the lithium-ion battery, where a temperature for the repairing is 20-70° C.; a ratio of the amount of substance of lithium atoms to the total amount of substance of other metal atoms in the cathode material of the spent lithium-ion battery is (0.5-1):1, excluding 1:1.
    Type: Application
    Filed: May 20, 2022
    Publication date: March 16, 2023
    Applicant: Kunming University of Science and Technology
    Inventors: Yingjie Zhang, Peng Dong, Qi Meng, Yannan Zhang, Zitong Fei, Chenchen Li, Lei Liu, Jin Yan