ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,993, issued on June 17, was assigned to VICTEX Co. LTD. (Gimpo-si, South Korea).
"Apparatus and method for manufacturing dry ice nugget using liquid carbon dioxide and dry ice nugget manufactured by the same" was invented by Jin Heung Choi (Uijeongbu-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to an apparatus and method for manufacturing a dry ice nugget using liquid carbon dioxide and a dry ice nugget manufactured by the method, wherein the method includes injecting liquid carbon dioxide into a cylinder having a predetermined internal space formed therein, accumulating the liquid carbon dioxide, whic...