ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,716,321, issued on Aug. 25, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).

"Method for improving oil and gas well productivity and encapsulated lubricating frac fluid additive by lubrication of stimulated reservoir volume" was invented by Murtadha J. AlTammar (Dhahran, Saudi Arabia), Abeer A. Alarawi (Al Khobar, Saudi Arabia) and Khalid Mohammed Alruwaili (Dammam, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for improving oil and gas well productivity includes introducing a lubricating agent into a microfracture in a subterranean formation, coating at least a portion of a first surface and a second surface of ...