Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Modified polyhistidine suitable for being used as a supramolecular shale inhibitor, method of preparing the same and its application in water-based drilling fluids

Modified polyhistidine suitable for being used as a supramolecular shale inhibitor, method of preparing the same and its application in water-based drilling fluids

US Patent 10889742 · Granted Jan 12, 2021

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for preparing (s)-1,2,3,4-tetrahydroisoquinoline-1 carboxylic acid and de2025
Method for activating crop seed by high-voltage electric field cold plasma (HVCP2025
Phantom for multinuclear simultaneous integrated magnetic resonance imaging and 2025
Optimal pulse power measurement method and system for multinuclear simultaneous 2025
Screen-analysis based device security2025
Resin slurry plugging system suitable for fractured-vuggy formation and preparat2025
Engineered invariant natural killer T (iNKT) cells and methods of making and usi2025
Magnetic resonance imaging (MRI) system and method integrating multi-nuclide syn2024
Self-repairing plugging gel polymer for drilling fluid, preparation method and a2024
Self-repairing plugging gel polymer for drilling fluid, preparation method and a2024
Self-repairing plugging gel polymer for drilling fluid, preparation method and a2024
Oil-soluble thermosensitive resin lost circulation material for protecting a res2024