Automatic pipe network drainage system and device for gas extraction of coal mine roof drainage roadway

The invention discloses an automatic pipe network drainage system and device for gas extraction of a coal mine top extraction roadway, belongs to the technical field of gas extraction separation, and aims to solve the problem that solid particles and water in a mixture are thrown out due to the acti...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI KEXIANG, LIU ZIBING, WANG CHUNGENG, FENG BAOYU, YAN HONGMING, SHENG ZHUWEN, TIAN HAN, ZHAO QINGWEI, MA MINGKAI, TAN JIAGUI, GUO JIANZHONG
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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