Portable drilling device for engineering geological exploration

The utility model discloses a portable drilling device for engineering geological exploration, which comprises an upper box body and an inner box, a first hydraulic pump is mounted at the upper end inthe upper box body, the inner box is connected and mounted below the first hydraulic pump, a transmi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	FU YONGSHE, WANG NAN, ZHANG JILU, ZHANG ZHAOCHANG, WANG ZHENHUA, ZHAO JINZHAO, SONG LI'EN, NAN GUIJUN, XI ZHENG, YANG LIZHAI, LI KEQIANG, LIU SHICHONG, LIU YANLIN, NIU JIANXIN, KANG XIAODI, YANG YANG, ZHANG WANHE, LIU WENTAO, ZHANG ZHITIAN
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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