ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,539,576, issued on Feb. 3, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).
"Maintaining valve components" was invented by Hassan Shaker Ali Al-Sinan (Al Qatif, Saudi Arabia), Abdullatif Mohammed Abdulrahman Alomair (Dammam, Saudi Arabia) and Ibrahim Ali Al Meftah (Al Qatif, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A valve lapping system includes an electric motor at least partially enclosed in a housing; a hollow core coupled to the housing and including a threaded outer surface; a traveling block that includes a hub configured to thread onto the threaded outer surface of the hollow core and a plurality of arms that exte...