US Patent Issued to Mexichem Fluor, Ascend Elements on Feb. 10 for "Recycled graphite surface repair and conductive carbon separation" (Louisiana Inventor)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,587, issued on Feb. 10, was assigned to Mexichem Fluor Inc. (San Gabriel, La.) and Ascend Elements Inc. (Westborough, Mass.).

"Recycled graphite surface repair and conductive carbon separation" was invented by Rakan Ashour (San Gabriel, La.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process to make battery-grade graphite from black mass. The process entails spheronizing graphite derived from black mass to yield spheronized graphite, classifying the spheronized graphite to remove conductive carbon fines, and optionally coating the resulting bulk graphite to reduce its specific surface area."

The patent was filed on July 12, 2024, under Applica...