Assignee

MIAO XIEXING

CN2 patents

Top patents by PatentIndex Score

US11192724B2Dec 7, 2021

Inclined shaft continuous feeding system for solid filling materials

MIAO XIEXING3 citations62

US10876403B2Dec 29, 2020

Method for mining ultra-thick coal seam by utilizing goaf solid backfilling technique

MIAO XIEXING0 citations30