Oil millionaire Murtuza Mukhtarov applied the percussive drilling rig with metal rods he invented in drilling 1100-meter oil wells and received a patent. Later this machine was widely used in drilling operations.
Oil millionaire Murtuza Mukhtarov applied the percussive drilling rig with metal rods he invented in drilling 1100-meter oil wells and received a patent. Later this machine was widely used in drilling operations.