Automatic dust device of hole room construction

The utility model provides an automatic dust device of hole room construction, includes the injection spray pipe, the injection spray pipe passes through the grasp and fixes the basement rock face in hole roof portion, injection spray pipe one end tip pass through the three-way pipe respectively wit...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU HAO, WANG LIN, FANG YANHONG, WAN YONG, ZHOU BO, DENG FUYANG, LI YING, YANG SHENGYUAN, GUO JIAKUI, LUO ZHU, ZHANG HONGBING, ZENG LEI
Format:	Patent
Sprache:	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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