Oil pipe transmission directional fixed-face perforating pipe string

The invention discloses an oil pipe transmission directional fixed-face perforating pipe string, and belongs to the technical field of reservoir transformation. The pipe string comprises an oil pipe connector, a hydraulic safety releasing part, an upper centralizer, an upper rotating joint, an eccen...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YU XIAOJIE, XIA FEI, GENG HAO, JIN RUIPING, ZHANG LU, WU QINGHONG, GE TENGZE, LIU CHUANQING, SHI JUN, LI TIANXING
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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