Inventor
DUAN QINGWEI
CN2 patents
Patents
2 patentsUS11499427B2Nov 15, 2022
Tunnel adaptive lining structure in complex environment and construction method thereof
CHINA INST WATER RESOURCES & HYDROPOWER RES2 citations67
US11236612B2Feb 1, 2022
Advanced monitoring device for whole-process deformation curve of surrounding rock of tunnel excavation and implementation method thereof
CHINA INST WATER RESOURCES & HYDROPOWER RES2 citations66