ALEXANDRIA, Va., May 5 -- United States Patent no. 12,618,288, issued on May 5, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).
"Bottom hole assembly for rotary drilling" was invented by Abdulmalik Alrasheed (Dhahran, Saudi Arabia), Atallah Alharbi (Dhahran, Saudi Arabia) and Richard Pye (Dhahran, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bottom hole assembly includes a housing, a drill bit, a first flow path, a pump, a power source, and a second flow path. The housing defines a flow channel therethrough for receiving a fluid from a drill string. The first flow path being defined through the drill bit between a first inlet port and a first nozzle, the first inlet port f...