ALEXANDRIA, Va., April 9 -- United States Patent no. 12,270,268, issued on April 8, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).
"Lost circulation material tool" was invented by Bandar S. Al-Malki (Dammam, Saudi Arabia), Abdullah Essa Alnoaimi (Dhahran, Saudi Arabia) and Hassan K. Al-Aswad (Qatif, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A downhole tool includes a tool body including an uphole joint and a downhole joint configured to couple within a wellbore tubing string that extends in a wellbore. One or more flow directing paths are formed on an outer surface of the tool body and configured to rotate a portion of the tool body in response to a fluid flow within the wel...