CA2292009C - Localisation des defauts dans les canalisations souterraines - Google Patents
Localisation des defauts dans les canalisations souterraines Download PDFInfo
- Publication number
- CA2292009C CA2292009C CA002292009A CA2292009A CA2292009C CA 2292009 C CA2292009 C CA 2292009C CA 002292009 A CA002292009 A CA 002292009A CA 2292009 A CA2292009 A CA 2292009A CA 2292009 C CA2292009 C CA 2292009C
- Authority
- CA
- Canada
- Prior art keywords
- conduit
- sensors
- vibration
- pair
- imposed
- 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.)
- Expired - Lifetime
Links
Landscapes
- Geophysics And Detection Of Objects (AREA)
- Measuring Volume Flow (AREA)
- Examining Or Testing Airtightness (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US336,452 | 1994-11-09 | ||
US08/336,452 US5531099A (en) | 1994-11-09 | 1994-11-09 | Underground conduit defect localization |
CA002158669A CA2158669C (fr) | 1994-11-09 | 1995-09-20 | Localisation des defauts dans les canalisations souterraines |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002158669A Division CA2158669C (fr) | 1994-11-09 | 1995-09-20 | Localisation des defauts dans les canalisations souterraines |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2292009A1 CA2292009A1 (fr) | 1996-05-10 |
CA2292009C true CA2292009C (fr) | 2002-08-06 |
Family
ID=25678151
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002292009A Expired - Lifetime CA2292009C (fr) | 1994-11-09 | 1995-09-20 | Localisation des defauts dans les canalisations souterraines |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2292009C (fr) |
-
1995
- 1995-09-20 CA CA002292009A patent/CA2292009C/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2292009A1 (fr) | 1996-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |
Effective date: 20150921 |