ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,972, issued on Dec. 30, was assigned to ChampionX LLC (Sugar Land, Texas).

"Synergistic effects of nanoparticles and surfactants for gas lift flow improvement" was invented by Duy Nguyen (Richmond, Texas), Bethany Dawn Carter (Houston), Chad Michael Gilmer (Sugar Land, Texas), Jenny L. Phan (Tomball, Texas) and Samuel Clay Marsh (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "Compositions of nanoparticles and surfactants for enhanced gas lift through increased foaming heights and foam stability are disclosed. More specifically, synergistic combination of nanoparticles, including amine functionalized colloidal nanoparticles and surfactants, p...