Construction method for mining access non-underholing type blasting

The invention relates to a construction method for mining access non-underholing type blasting. The invention relates to a mining access non-slotting type blasting construction method, which comprises the following steps of: (1) constructing a cutting undercutting roadway along the trend of a stope,...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	CHEN SHAOMIN, LAI WEIPING, HUANG LEI, SHEN SHAOHE, HUANGFU FENGCHENG, YAN PENG, LONG YI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	AMMUNITION BLASTING EARTH DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING MINING OR QUARRYING WEAPONS
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