ALEXANDRIA, Va., June 25 -- United States Patent no. 12,338,510, issued on June 24, was assigned to XPS EXPERT PROCESS SOLUTIONS-GLENCORE CANADA Corp. (Falconbridge, Canada), AG HYDROMETALLURGY SERVICES INC. (Kingston, Canada) and FRONTIER LITHIUM INC. (Val Caron, Canada).

"Lithium recovery and purification" was invented by Ahmad Ghahreman (Kingston, Canada), Graeme Goodall (Sudbury, Canada) and Rajan Pandher (Sudbury, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Processes for the recovery or purification of lithium species from various sources are described. Such sources include natural sources or deposits, such as in mining applications, and synthetic or non-natural sources, such as in the recycli...