Inventor
FAN DEYUAN
CN4 patents
Patents
4 patentsUS12019055B2Jun 25, 2024
Cyclic dynamic loading-confining pressure instantaneous unloading test device and its application method
UNIV SHANDONG SCIENCE & TECH0 citations47
US11215542B2Jan 4, 2022
Rock impact loading-unloading confining pressure test system and usage method therefor
UNIV SHANDONG SCIENCE & TECH0 citations44
US11078791B2Aug 3, 2021
Grouting bolt-cable composite beam and supporting method for advanced support of fractured surrounding rock in deep coal mines
UNIV SHANDONG SCIENCE & TECH0 citations44
US10794136B2Oct 6, 2020
Reverse rotary sprinkler drilling pipe system with anti-sticking function and its application method
UNIV SHANDONG SCIENCE & TECH0 citations34