Cleaning device for oil pipe wax layer

The invention relates to the technical field of soil layer or rock drilling, in particular to an oil pipe wax layer cleaning device which comprises a supporting rod arranged in an oil pipe, a motor in transmission connection to the top of the supporting rod and a rotating ring connected to the outer...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JING SHIKUN, CHENG YUNLONG, LIU FUSHUN, ZOU YANG, YANG XIANZHI, ZHOU YANPING, ZHOU LIGUO, YANG BAOCHUN, LI RONG, YUE PENGFEI, REN DEQIANG, ZHANG FUXING, WU YIZHI, QI XIN, HE JINBAO, ZOU ZHENWEI
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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