Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › High temperature and high salinity-resistant complementarily rigid-flexible plugging agent and method for preparing the same and water-based drilling fluid and use thereof

High temperature and high salinity-resistant complementarily rigid-flexible plugging agent and method for preparing the same and water-based drilling fluid and use thereof

US Patent 11970655 · Granted Apr 30, 2024

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Thermoplastic composite material, preparation method therefor and use thereof2025
Polycarboxylate thinner for carbonate/bicarbonate contamination resistant water-2025
Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid2025
Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid2025
Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid2025
Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid2025
Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid2025
Strongly adsorbed hyper-branched filtrate reducer for water-based drilling fluid2025
Phase change microcapsule for drilling fluid cooling and its preparation method 2025
Phase change microcapsule for drilling fluid cooling and its preparation method 2025
Phase change microcapsule for drilling fluid cooling and its preparation method 2025
Phase change microcapsule for drilling fluid cooling and its preparation method 2025