CA2539625A1 - Apparatus and method for expanding a liner patch - Google Patents
Apparatus and method for expanding a liner patch Download PDFInfo
- Publication number
- CA2539625A1 CA2539625A1 CA002539625A CA2539625A CA2539625A1 CA 2539625 A1 CA2539625 A1 CA 2539625A1 CA 002539625 A CA002539625 A CA 002539625A CA 2539625 A CA2539625 A CA 2539625A CA 2539625 A1 CA2539625 A1 CA 2539625A1
- Authority
- CA
- Canada
- Prior art keywords
- expanding
- fingers
- liner patch
- outer diameter
- bottom portion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000006073 displacement reaction Methods 0.000 abstract 1
Landscapes
- Earth Drilling (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
An apparatus for expanding a liner patch in a tubular to seal a hole therein, said apparatus comprising a body (134, 206, 306) having a top portion (133, 209, 309), a bottom portion (146, 229, 336) and a middle portion, the middle portion having an outer diameter greater than the top portion and an outer diameter greater than the bottom portion; a first set of fingers (135, 208, 308) disposed around the top portion of said body and a second set of fingers (156, 228, 335) disposed around the bottom portion of said body; the arrangement being such that, in use, said fingers can be urged radially outwardly by displacement thereof over said middle portion.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/748,987 | 1996-11-14 | ||
US08/748,987 US5785120A (en) | 1996-11-14 | 1996-11-14 | Tubular patch |
US08/946,145 US5957195A (en) | 1996-11-14 | 1997-10-07 | Wellbore tool stroke indicator system and tubular patch |
US08/946,145 | 1997-10-07 | ||
CA002270986A CA2270986C (en) | 1996-11-14 | 1997-11-14 | Apparatus and method for expanding a liner patch |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002270986A Division CA2270986C (en) | 1996-11-14 | 1997-11-14 | Apparatus and method for expanding a liner patch |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2539625A1 true CA2539625A1 (en) | 1998-05-22 |
CA2539625C CA2539625C (en) | 2008-07-15 |
Family
ID=36242754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002539625A Expired - Lifetime CA2539625C (en) | 1996-11-14 | 1997-11-14 | Apparatus and method for expanding a liner patch |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2539625C (en) |
-
1997
- 1997-11-14 CA CA002539625A patent/CA2539625C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2539625C (en) | 2008-07-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20171114 |