Ground drilling equipment for grouting and filling area of coal mine

The invention belongs to the technical field of drilling equipment, and particularly relates to coal mine grouting filling area ground drilling equipment which comprises a main frame, a posture adjusting mechanism, a drilling control mechanism and an auxiliary grouting mechanism, the posture adjusti...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LYU HANJIANG, YANG XIAOYONG, ZHANG YINGCHUN, PANG SHUAIJIE, WANG DONGXIANG, SUN QINGHUA
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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