Micro electric valve for downhole hydraulic control

The invention discloses a micro electric valve for downhole hydraulic control. The micro electric valve for downhole hydraulic control comprises a valve body and a valve rod, one end of the valve rod is connected with a power input device, a plurality of sealing pieces are arranged between the valve...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XIE XIAOHUI, LIANG CHEN, WANG TUANYUAN, ZHAO LISHUAI, FAN LILI
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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