A air supply device for mine

The utility model discloses an enough guarantee an air supply device for mine of mine depths air feed. This an air supply device for mine is including first fan, second fan, first tuber pipe and second tuber pipe, first tuber pipe one end and first fan intercommunication, the other end is the open e...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HU ZHENGJI, YANG YUN, DAI ZHIPENG, GUAN CHANGPING, ZHANG HUA, QIU KAIGUO, CAI JUNFENG
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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