ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,258, issued on June 17, was assigned to KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY (Daejeon, South Korea).

"Carbon dioxide conversion process and system therefor" was invented by Chundong Zhang (Daejeon, South Korea), Ki Won Jun (Daejeon, South Korea) and Seok Ki Kim (Daejeon, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Proposed is a carbon dioxide conversion system and method. More particularly, proposed is an eco-friendly carbon dioxide conversion system and method, the system and the method returning, in the recycling of Fischer-Tropsch synthesis reaction off-gas, a part of the off-gas to a Fischer-Tropsch reactor and producin...