Oil gas collecting device and tubular column

The utility model provides an oil gas collecting device and a tubular column thereof. The tubular column comprises an outer sleeve, a separation tube and a liquid carrying tube; a liquid-gas separation cavity, a communication cavity and a liquid carrying cavity are formed. In the well opening and cl...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	LIU YIGUI
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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