ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,257, issued on Oct. 7, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).
"Drilling fluids and methods thereof" was invented by Jothibasu Ramasamy (Dhahran, Saudi Arabia), Mohammed K. Arfaj (Dhahran, Saudi Arabia) and Mujtaba M. Alsaihati (Dhahran, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "Drilling fluids may comprise a base fluid, wherein the base fluid is an invert emulsion comprising an oil and water; one or more additives; and a viscosifier comprising 2-dodecenyl succinic acid. Methods for using a drilling fluid may comprise operating a drill in a wellbore in the presence of a drilling fluid comprising a base flu...