Out-of-control blowout well head device reset method

The invention discloses an out-of-control blowout well head device reset method, and relates to the field of well head reset after casting pipe cutting or under the polished casting pipe condition when out-of-control blowout of an oil-gas well occurs. An integral oil-gas well out-of-control blowout...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DUAN MUBAI, LIU ZHENGLIAN, LUO WEIHUA, HU XUGUANG, LAI XIANGDONG, LUO YUAN, LI HONGBING, XIE YIXIANG, LIU GUIYI, WANG LIUYANG
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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