Method for controlling hidden disasters in mined-out area

The invention relates to a method for controlling hidden disasters in a mined-out area, and belongs to the field of coal mine fire control. By adopting a method of spraying a CaCl2 aqueous solution and injecting inert gas in combination with a mode of injecting N2 and the atomized CaCl2 aqueous solu...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU QING, LI BAOPENG, QU FANRUI, LUO GUAN, ZHANG QINGSONG, ZHANG CHUAN, HE SHUANG, WU LEI, XU XIANGBIN, FAN SHULAN, LIU BIAOYI, SHEN LI, LI SHIYI, LIU YU, LI LUCHANG
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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