ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,384,955, issued on Aug. 12, was assigned to ExxonMobil Technology and Engineering Co. (Spring, Texas).
"Regenerating solvent mixtures that are used for elemental sulfur removal within hydrocarbon wells" was invented by P. Scott Northrop (Spring, Texas) and Kevin A. Harnsberry (Beaumont, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Methods for utilizing and regenerating solvent mixtures for dissolving elemental sulfur within hydrocarbon wells are described herein. One method includes providing a solvent mixture including an elemental sulfur solvent fraction including disulfide compound(s), as well as an odorant fraction including a lactate ester ...