ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,497, issued on May 20, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).
"Ionic liquids for hydrocarbon reservoir stimulation" was invented by Faisal M. Alissa (Dhahran, Saudi Arabia) and Jehad K. Eldemellawi (Thuwal, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "Ionic liquids may be used in reservoir stimulation operations for treatment of a subterranean hydrocarbon reservoir. For example, methods of treatment may include: introducing a treatment fluid to a subterranean reservoir during a stimulation operation, wherein the treatment fluid comprises: an ionic liquid, wherein the ionic liquid comprises an organic cation...