Dust device is used in colliery developing

The utility model belongs to the technical field of the coal mining dust device technique and specifically relates to a dust device is used in colliery developing, including the base, the bottom of base is provided with the walking wheel, and the top of base is provided with the handrail, be provide...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAN XI, ZHAO ERSHUAI, CHENG YANG
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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