ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,877, issued on Oct. 28, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).
"Maintaining a tubing hanger profile" was invented by Mustafa Karakaya (Izmir, Turkey).
According to the abstract* released by the U.S. Patent & Trademark Office: "A valve lubrication tool includes a valve rod that includes a hollow tube with a bore that extends there through; and a valve profile lubricating assembly. The valve profile lubricating assembly includes a jetting nozzle coupled to the hollow tube. The jetting nozzle includes at least one fluid outlet configured to release a jet of a pressurized fluid that is circulated through the bore of the hollow tube to the jetting nozzle."
The...