Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Reduction of the frictional coefficient in a borehole by the use of vibration

Reduction of the frictional coefficient in a borehole by the use of vibration

US Patent 4384625 · Granted May 24, 1983

Estimated economic value: $9,196,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for improving cuttings transport during the rotary drilling of a wellbore1988
Method of drilling deviated wellbores1988
Method of drilling deviated wellbores1987
Method for raising and lowering a drill string in a wellbore during drilling ope1987
Method for reducing drilling torque in the drilling of a deviated wellbore1987
Method and system for displacing drilling fluid from a drill string in a well dr1986
System of drilling deviated wellbores1986
Method for drilling deviated wellbores1986
Stickometer1984
Extended reach drilling method1984
Method and apparatus for reducing the differential pressure sticking tendency of1984
Drilling technique for providing multiple-pass penetration of a mineral-bearing 1983