Grouting reinforcement structure for inner wall of roadway

The utility model discloses a grouting reinforcement structure for the inner wall of a roadway, belongs to the technical field of roadway support, and aims to solve the problems that when solidified grout is injected into the roadway, a supporting structure is lacked at the bottom, and the support s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	QU FEI, YUAN DING, XUE PENGLIN, LIU ZHENPO, AN YANHAI, ZHANG ZHONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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