Downhole oil testing and liquid discharging device

The utility model relates to the technical field of oil testing and liquid discharging devices, in particular to an underground oil testing and liquid discharging device which comprises an outer pipe and an inner pipe, the top of the outer pipe and the top of the inner pipe are respectively connecte...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SU PEIDONG, XIAO QIANWEI, QIU PENG, LI YOUGUI, ZHANG DE, WANG SHILIN, YIN WENCHANG, GENG BOCHUAN
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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