Simple cementing bridge plug

The utility model provides a simple cementing bridge plug and in particular relates to a bridge plug for oil field workover treatment. The bridge plug comprise a barrel and a bridge plug assembly; the barrel is provided with an inner cavity penetrating axially; the bridge plug assembly is arranged i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DUAN GUANGHAI, WANG LI, XUE MING, SHI XUEDONG, LI CHANG, YU YANG, LIU SHIHUI, MEI YUFEN, WANG DEWEI, FU CHUANDONG, SHI PEIXUAN, DONG HONGJIANG, LIU JINGDANG, ZHOU KONGLIAN, JIA CAIHUA
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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