Outer ditch mold

The utility model provides a ditch outer mold, which belongs to the technical field of engineering construction and comprises a U-shaped template, two groups of support frames and a traveling mechanism, the two supporting frames are arranged at the two ends of the formwork correspondingly. The walki...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JIAO WEINING, XUE WENFEI, YANG BO, YAN GAOWEN, ZHANG XUN, LEI WEI, ZHANG QIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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