ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,704, issued on June 17, was assigned to Daejoo Machinery Co. Ltd. (Daegu, South Korea).
"Production process for hydrogen-enriched slush LNG fuel and device" was invented by Heuy Dong Kim (Daegu, South Korea) and Jae Hyeong Lee (Daegu, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided device for producing Hydrogen-enriched slush LNG fuel includes a vortex tube with a vortex chamber formed inside, a plurality of radial inlets installed on an outer surface of the vortex chamber through which a mixed fluid flows, a swirl generator provided inside the vortex chamber for the mixed fluid to flow inside the vortex tube and to cause a clock...