ALEXANDRIA, Va., Oct. 27 -- United States Patent no. 12,774,650, issued on Oct. 27, was assigned to Chevron U.S.A. Inc. (San Ramon, Calif.).

"Optimizing a field operation that comprises a gas injection" was invented by Wei Wang (Houston), Wei Wei (Sugar Land, Texas), Johannes Orlando Alvarez Ortiz (Houston), Guo-Qing Tang (Mountain View, Calif.), Hao Sun (Houston), Dengen Zhou (Sugar Land, Texas), Kelly Marie Krezinski (Kingwood, Texas), Chao Yan (Sugar Land, Texas), Christopher Adam Griffith (Houston) and Jon Edward Burger (Houston).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of improving a field operation that comprises a gas injection may include assessing a plurality of potential injection gas...