Small-diameter bridge plug

The utility model provides a small-diameter bridge plug. The utility model relates to the technical field of oilfield water injection downhole tools. A slip, a cone, a protective bowl and a rubber sleeve are sequentially arranged between the central pipe outer push ring and the spacer ring in a slee...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YU HUALONG, WEI SHENGGUO, LI SHUHUI, TONG SHENGQING, CAO LIYOU, WEI YAN, CHEN LIGUO, YU GUOJIANG, XIE JIANGUANG, WEI ZUYONG, LIU SHUANGQING, GUO ZHI, JIA JINXUE, GUO DAHUA, DONG JIANMING, ZHANG GUANG, ZHOU GUANGMENG, LI TIESHENG, KONG DEHUI, JIA FULIN, SUN SHUZHI, ZHANG HUAQING
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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!