CA2638578A1 - Joint d'etancheite interne pour tuyaux - Google Patents
Joint d'etancheite interne pour tuyaux Download PDFInfo
- Publication number
- CA2638578A1 CA2638578A1 CA 2638578 CA2638578A CA2638578A1 CA 2638578 A1 CA2638578 A1 CA 2638578A1 CA 2638578 CA2638578 CA 2638578 CA 2638578 A CA2638578 A CA 2638578A CA 2638578 A1 CA2638578 A1 CA 2638578A1
- Authority
- CA
- Canada
- Prior art keywords
- sealing
- expansion
- expansion band
- pair
- assembly
- 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
Landscapes
- Gasket Seals (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US95551707P | 2007-08-13 | 2007-08-13 | |
US60/955,517 | 2007-08-13 | ||
US12/187,473 US8480093B2 (en) | 2007-08-13 | 2008-08-07 | Internal pipe seal |
US12/187,473 | 2008-08-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2638578A1 true CA2638578A1 (fr) | 2009-02-13 |
CA2638578C CA2638578C (fr) | 2012-12-04 |
Family
ID=40348391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2638578A Expired - Fee Related CA2638578C (fr) | 2007-08-13 | 2008-08-11 | Joint d'etancheite interne pour tuyaux |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2638578C (fr) |
-
2008
- 2008-08-11 CA CA2638578A patent/CA2638578C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2638578C (fr) | 2012-12-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20200831 |