Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method for removing hard rock and concrete by the combination use of impact hammers and small charge blasting

Method for removing hard rock and concrete by the combination use of impact hammers and small charge blasting

US Patent 6145933 · Granted Nov 14, 2000

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Composite ultrasound images2025
Method and system for monitoring hydraulic accumulator pressure2025
Remote operation of a powered burden rail car2024
Ultrasound eye scanning device2024
Composite ultrasound images2023
Ultrasound therapeutic and scanning apparatus2022
Ultrasonic scanning apparatus2021
Disposable eyepiece system for an ultrasonic eye scanning apparatus2020
Components for a precision ultrasonic scanning apparatus for body parts2020
Tracking system for an ultrasonic arc scanning apparatus2019
Combination optical and ultrasonic imaging of an eye2019
Rail cars for transporting heavy hydrocarbons2018