Coal mine underground fire extinguishing device

The invention discloses an underground coal mine fire extinguishing device and relates to the field of underground coal mine fire extinguishing equipment and a mine, the side face of the mine is fixedly connected with a connecting part, the side, away from the connecting part, of the mine is fixedly...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XING XUWEN, DOU JIANGANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING EARTH DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS WEAPONS
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