Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Long-distance core drilling method suitable for a horizontal geological core drilling rig

Long-distance core drilling method suitable for a horizontal geological core drilling rig

US Patent 11408239 · Granted Aug 9, 2022

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pretension and tensile impact test apparatus capable of simulating full-sea-dept2025
Tropomyosin receptor kinase (TRK) degradation compounds and methods of use2025
Low temperature graphene growth2025
Full-sea depth multi-point in-situ sampler, and sampling and transfer method usi2025
Methods of forming thermally stable carbon film2025
Tissue retraction device and delivery system2025
Combined sealing member for coiled tubing blowout preventer box2025
Preparation method of fatty acid liposome for VC encapsulation2025
Backplane, backlight source, illumination device and displaying device2025
Three-dimensional graphene antenna and preparation method thereof2025
Micro core-drilling testing system for high-pressure environment2024
Tissue retraction device2024