发明名称 |
Open-hole packer |
摘要 |
A downhole tool, packer, and method for manufacturing a downhole tool. The downhole tool includes a first sealing element, and a second sealing element spaced axially apart from the first sealing element. The downhole tool also includes a back-up member disposed at least partially around the first sealing element and the second sealing element, and positioned axially therebetween. The back-up member includes one or more anti-swab features that are configured to prevent migration of fluid at least between the first sealing element and the back-up member. |
申请公布号 |
US9506315(B2) |
申请公布日期 |
2016.11.29 |
申请号 |
US201514640166 |
申请日期 |
2015.03.06 |
申请人 |
TEAM OIL TOOLS, LP |
发明人 |
Connelly Wayland Dale |
分类号 |
E21B33/12 |
主分类号 |
E21B33/12 |
代理机构 |
MH2 Technology Law Group, LLP |
代理人 |
MH2 Technology Law Group, LLP |
主权项 |
1. A downhole tool, comprising:
a first sealing element; a second sealing element spaced axially apart from the first sealing element; and a back-up member disposed at least partially around the first sealing element and the second sealing element, and positioned axially therebetween, wherein the back-up member comprises one or more anti-swab features that are configured to prevent migration of fluid at least between the first sealing element and the back-up member, wherein the one or more anti-swab features comprise at least one protrusion extending inwards and received into at least one groove defined in the first sealing element. |
地址 |
The Woodlands TX US |