Water controlling current limiting device

The invention provides a water controlling current limiting device. The water controlling current limiting device comprises a base tube, an outer sheath, an adaptive controller and a flow controller. The tube wall of the base tube is provided with oil overflow grooves and a water overflow hole, the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LEI CHENGHAN, LIN DECHUN, YI HUIAN, TANG SHAOPENG, SONG YANG, LIU MIAOREN, MENG XIANGQIN, LI WENFEI, YI QIZUN, CHEN SHANYIN, LI BOREN
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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