Concrete supporting machine

The utility model relates to a concrete supporting machine. The problems that in traditional shotcrete supporting, the concrete springback amount is large, the working environment is poor, operation is complex, and concrete raw materials are difficult to machine and screen are solved. Concrete is co...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIN BENHUA, ZHOU XIONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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