ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,942, issued on May 12, was assigned to ADIONICS (Thiais, France).

"Method for extracting salts and temperature- regenerated extracting composition" was invented by Guillaume De Souza (Brunoy, France), Jacky Pouessel (Forges les Bains, France) and Bastien Dautriche (Angers, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A temperature-regenerated hydrophobic liquid composition includes an extracting molecule of a non-alkaline cationic species, a solvating molecule of a complimentary anionic species and a fluidizing agent. The extracting molecule of a non-alkaline cationic species is a macrocycle of which the ring is formed from 24-32 carbon atom...