Drilling-tower-free drilling method with adjustable drilling inclination

A drilling-tower-free drilling method with adjustable drilling inclination is based on a rock core drilling machine, and the rock core drilling machine comprises a drilling machine body, a power device, a winch, a gearbox, a vertical shaft shell and a vertical shaft. The drilling method comprises th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAN LICHENG, TAN XIONGWEI
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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