US Patent Issued to SAUDI ARABIAN OIL on Nov. 11 for "Enhanced oil recovery using carbonated water and two salt solutions" (Saudi Arabia Inventors)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,467,347, issued on Nov. 11, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).

"Enhanced oil recovery using carbonated water and two salt solutions" was invented by Zuhair AlYousef (Saihat, Saudi Arabia), Hamoud A. Alqahtani (Dammam, Saudi Arabia), Subhash C. Ayirala (Dhahran, Saudi Arabia), Muhammad M. Almajid (Qatif, Saudi Arabia) and Ali Abdullah Al-Taq (Qatif, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of enhancing recovery of hydrocarbons from a formation includes providing a carbonated fluid, reacting a first salt solution with a second salt solution to provide heat, displacing carbon dioxide from the carb...