Novel Drill Bit Technology Combined with System Matcher Increases Torque Efficiency and Reduces Stick-Slip and Vibrations

Rahmani, Reza (NOV) | Omidvar, Navid (NOV) | Hanley, Chris (NOV)

OnePetro 

Major performance challenges for deepwater applications from a drill bit standpoint were identified as (1) High surface torque in salt is one of the major ROP limiters.