Point column recovery method based on permanent point column reinforcement and permanent point column reinforcement structure

The invention discloses a permanent point column reinforcement-based point column stoping method and a permanent point column reinforcement structure, and the method comprises the steps: carrying out the stability analysis of a point column stoping region, selecting out a permanent point column need...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YAN LIDE, WANG YI, LIU JIAQI, CAO GANG, GONG YONGCHAO, QIAN JING, WAN LINHAI, LI XIAOZUAN, SUN YUANJIANG, GAO TAO, LI SHAOPING, ZHONG ZHOUYING, SUN JIAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING MINING OR QUARRYING SHAFTS TUNNELS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!