ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,474,494, issued on Nov. 18, was assigned to SAUDI ARABIAN OIL COMPANY (Dhahran, Saudi Arabia).
"Method to determine a time-depth model" was invented by Ilya Silvestrov (Dhahran, Saudi Arabia) and Andrey Bakulin (Dhahran, Saudi Arabia).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are disclosed. The method includes drilling, using a drill bit, a wellbore to a sequence of drilling depths within a subterranean region of interest. The method further includes, for each drilling depth, obtaining a seismic dataset generated by the drill bit, determining a coherency map using the seismic dataset, a range of seismic velocities, a range of ver...