Early warning device for coal mine rock burst prevention and control

The utility model discloses an early warning device for coal mine rock burst prevention, which relates to the technical field of coal mining prevention and comprises a device body and a connector mounted at the top end of the device body, a groove is formed in the middle of the back of the device bo...

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Bibliographische Detailangaben
Hauptverfasser:	YU XINGPING, YU ZHIYANG, XU BAOLONG
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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