Tunnel blasting drilling device

The invention belongs to the technical field of tunnel blasting, and particularly relates to a tunnel blasting drilling device which comprises an equipment base, a seat is fixedly mounted on the outer surface of the upper end of the equipment base, and a rotary supporting column is fixedly connected...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OU TAO, WEI DEZHI, WU JIANGUO, CAI CHENGXI, YAN YOUKUAN, CHEN CHEN, SHEN GUOSHUN, LOU YUANHAO, FU CHUNMEI
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
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