Radial jet sleeve pipe is windowed and is aggravated device

The utility model provides a radial jet sleeve pipe is windowed and is aggravated device, includes the body of tube -shape, the inside through -hole of body forms fluid passage, and the upper end of body is provided with the upper end box, and the lower extreme is provided with the lower extreme pin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI MINGJUN, WANG ERJUN, XU JING, LI ZHIDA, LIU XIANYU, YU YI, ZHANG YONG, XIE YUHONG, ZHANG CHONG, XIAN JIAHAO
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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