Inventor
QI TINGYE
CN4 patents
Patents
4 patentsUS11835491B2Dec 5, 2023
Device and method for testing bearing capacity of grouped pillars in inclined goaf under coupled biaxial static and disturbance stresses
UNIV TAIYUAN TECHNOLOGY0 citations45
US12098637B2Sep 24, 2024
I-patterned filling method for initial stage of coal mining based on roof fracture feature characteritics
UNIV TAIYUAN TECHNOLOGY0 citations42
US11959383B2Apr 16, 2024
Method and device for carrying out grouting between adjacent gateroads in internal-staggered split-level coal mining
UNIV TAIYUAN TECHNOLOGY0 citations42
US11203095B2Dec 21, 2021
Flexible sanding device for cylinder rock specimen
UNIV TAIYUAN TECHNOLOGY0 citations42