Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Downhole drilling spotting fluid composition and method

Downhole drilling spotting fluid composition and method

US Patent 5127475 · Granted Jul 7, 1992

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Dual variable resistance control apparatus and system for exercise equipment2011
Piston with pin bore lubrication features2010
High performance water-based mud system2008
Dry mix for water based drilling fluid2004
Downhole drilling spotting fluid composition and method1994
Thermally compensating microwave cavity1994
W-Band waveguide variable controlled oscillator1992
Downhole drilling spotting fluid composition and method1991