Reverse flow sleeve actuation method

The invention discloses a sleeve actuation method for actuating sleeves in a reverse direction. The method includes a use of stored energy created by injecting into a connected region of a well such that the stored energy is used to actuate a tool installed in a wellbore casing that is either heel w...

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Bibliographic Details
Main Authors WESSON, DAVID S, SNIDER, PHILIP M
Format Patent
LanguageChinese
English
Published 08.03.2017
Subjects
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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Summary:The invention discloses a sleeve actuation method for actuating sleeves in a reverse direction. The method includes a use of stored energy created by injecting into a connected region of a well such that the stored energy is used to actuate a tool installed in a wellbore casing that is either heel ward or uphole of the connected region. The tool actuated in a direction from toe end to heel end while the tool reconfigures to create a seat for seating plugging elements. 种用于在逆向上致动套筒的套筒致动方法。该方法包括使用通过向井的连接区域进行注射而产生的储存的能量，使得使用所储存的能量来致动安装在井筒套管中的工具，所述井筒套管是踵部区或者是连接区域的上向钻孔。沿从趾端至踵端的方向致动所述工具，同时所述工具重新配置以创建用于使塞元件就位的座。
Bibliography:Application Number: CN201610726134