Multifunctional anti-falling system of drilling equipment

The invention provides a multifunctional anti-falling system for drilling equipment. The multifunctional anti-falling system comprises the drilling equipment, a drill rod, a drill bit, a supporting device and an anti-falling device. The drilling equipment is fixedly connected with the supporting dev...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HAN LIHONG, GONG XIAOHU, YANG JIAQIANG, YAO DANDAN, REN YOUKUI, LI SHAOJIE, HU YING
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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