Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Purified paraffins as lubricants, rate of penetration enhancers, and spotting fluid additives for water-based drilling fluids

Purified paraffins as lubricants, rate of penetration enhancers, and spotting fluid additives for water-based drilling fluids

US Patent 5837655 · Granted Nov 17, 1998

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Stabilized water-dispersible latex additives for drilling fluids2022
Star polymers and methods of use for downhole fluids2021
Invert emulsions having a non-aqueous based internal phase containing dissolved 2020
Liquid loaded powders made from hybrid calcium carbonate for oil and gas drillin2019
Electrically conductive oil-based fluids2019
Polymer-modified asphalt for drilling fluid applications2019
Lubricating compositions for use with downhole fluids2014
Estimating drill cutting origination depth using marking agents2014
Method for lubricating and/or reducing corrosion of drilling equipment2012
Drilling fluids with redispersible polymer powders2011
Methods for minimizing the amount of graphite particles used during drilling ope2011
Method and drilling fluid systems and lost circulation pills adapted to maintain2010