Coal face end timbering, filling and transshipping system

A coal face end timbering, filling and transshipping system comprises an end hydraulic support main frame and end hydraulic support auxiliary frames which are arranged on two sides of the end hydraulic support main frame and mutually alternately move with the end hydraulic support main frame. A fill...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHAO GUOZHEN, MA ZHANGUO, YAN SHENGPING, MIU XIEXING, FAN JINQUAN, ZHANG FAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SHAFTS TUNNELS
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