Hydraulic pulse drill bit

The utility model relates to a hydraulic pulse drill bit which is composed of a drill bit body, a cutting member, a water eye, a righting shaft sleeve, a rotor, a stator, etc. The utility model is characterized in that the righting shaft sleeve is matched with the rotor; a suspended rotary shaft is...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HONGJIAN NI, LAIJU HAN, RUIHE WANG, QINGMING MA, PUXIN XU
Format:	Patent
Sprache:	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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