ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,402, issued on May 20, was assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC (Detroit).
"Battery direct recycling" was invented by Meng Jiang (Rochester Hills, Mich.) and Raghunathan K (Troy, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of recycling a Lithium-ion battery includes removing a plurality cells from a container of the battery without dismantling the cells, removing an electrolyte from the cells, re-lithiating the cells using lithium as a source of re-lithiation, and packaging the re-lithiated cells in a new container to form a new battery."
The patent was filed on Jan. 28, 2022, under Application No. 17/586,935.
*For fur...