Synthesize and to monitor coal seam fire prevention device of drilling

The utility model provides a synthesize and to monitor coal seam fire prevention device of drilling, include a plurality of monitoring substation systems with ground junction center signal connection,the monitoring substation system includes monitoring substation, carbon monoxide transducer, smoke t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG XIAOLIN, WANG ZENGFENG, YANG XIAOYAN, HAN QIULIN, WANG SIPENG, LIU TAO, JIN CHANGWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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