ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,298, issued on May 20, was assigned to Arizona Board of Regents on behalf of Arizona State University (Scottsdale, Ariz.).
"Liquid metal cathodes for electrolysis of metal carbonates in molten salts" was invented by Dong-Kyun Seo (Chandler, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "An electrolytic cell includes a liquid metal cathode, an anode, and a molten salt electrolyte in contact with the liquid metal cathode and the anode. The molten salt electrolyte includes carbonate ions, and the electrolytic cell is configured to reduce the carbonate ions at the surface of the cathode or in the vicinity of the cathode to yield a carbon material ...