Hydraulic assembled water distributing apparatus

The utility model relates to a downhole tool of oil-field separated-zone water injection, which is called as a hydraulic assembled water distributing apparatus. The utility model solves the technical problem that a water distributor of the next lower level can water three layer sections. The utility...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WEILIANG WANG, WANYOU YANG, ZHULING LI
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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