Oil and gas field negative pressure mining device

The utility model discloses an oil and gas field negative pressure mining device and relates to an oil and gas field downhole fluid mining technology. The oil and gas field negative pressure mining device comprises a set of downhole combined tubular column and a ground negative pressure device, wher...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WU ZHONGCHAO, ZHANG SHUNBIN, LIU HAIBO, SI YONGHAO, MIN GANG, TAN XIAO, ZHAO WEI, LUO FENG, PANG YOUQIANG, SHEN JIAN
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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