基本信息:
- 专利标题: BARRIER COATING LAYER FOR AN EXPANDABLE MEMBER WELLBORE TOOL
- 申请号:PCT/US2019/067779 申请日:2019-12-20
- 公开(公告)号:WO2021126232A1 公开(公告)日:2021-06-24
- 发明人: FRIPP, Michael Linley , ZHONG, Xiaoguang Allan
- 申请人: HALLIBURTON ENERGY SERVICES, INC.
- 申请人地址: 3000 N. Sam Houston Parkway E.
- 专利权人: HALLIBURTON ENERGY SERVICES, INC.
- 当前专利权人: HALLIBURTON ENERGY SERVICES, INC.
- 当前专利权人地址: 3000 N. Sam Houston Parkway E.
- 代理机构: PARKER JUSTISS, P.C. et al.
- 优先权: US16/722,253 2019-12-20
- 主分类号: E21B41/02
- IPC分类号: E21B41/02 ; E21B33/12 ; C23C18/08 ; E21B23/01 ; E21B23/04 ; E21B29/02
摘要:
Disclosed herein are aspects of a barrier coating layer of an expandable member wellbore tool for use in a wellbore. The barrier coating layer, in one aspect, covers at least a portion of the outer surface of the expandable member and has a composition formulated to react with a wellbore fluid and erode within a predetermined amount of time to allow a wellbore fluid to contact and hydrolyze the expandable member.
IPC结构图谱:
E | 固定建筑物 |
--E21 | 土层或岩石的钻进;采矿 |
----E21B | 土层或岩石的钻进;从井中开采油、气、水、可溶解或可熔化物质或矿物泥浆 |
------E21B41/00 | 在E21B15/00至E21B40/00各组中所不包含的设备或零件 |
--------E21B41/02 | .在现场抑制孔眼或井眼中的侵蚀 |