Inventor
GUO ZHIBIAO
CN3 patents
Patents
3 patentsUS9588029B2Mar 7, 2017
Dynamics performance testing system
HE MANCHAO3 citations69
US9488049B2Nov 8, 2016
Tension meter for anchor rod with constant resistance and large deformation
HE MANCHAO0 citations49
US10677055B2Jun 9, 2020
Fractured roof 110 mining method entry-side anti-collapsed structure
HE MANCHAO0 citations46