CA1231541A - Dispositif d'amenagement d'un barrage souterrain pour la retenue de fluides - Google Patents
Dispositif d'amenagement d'un barrage souterrain pour la retenue de fluidesInfo
- Publication number
- CA1231541A CA1231541A CA000525269A CA525269A CA1231541A CA 1231541 A CA1231541 A CA 1231541A CA 000525269 A CA000525269 A CA 000525269A CA 525269 A CA525269 A CA 525269A CA 1231541 A CA1231541 A CA 1231541A
- Authority
- CA
- Canada
- Prior art keywords
- panel
- plastic
- high density
- constructing
- fluid barrier
- 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
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000525269A CA1231541A (fr) | 1983-02-22 | 1986-12-12 | Dispositif d'amenagement d'un barrage souterrain pour la retenue de fluides |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/468,724 US4601615A (en) | 1983-02-22 | 1983-02-22 | Environmental cut-off for deep excavations |
| CA000447968A CA1224929A (fr) | 1983-02-22 | 1984-02-21 | Barriere etanche pour les excavations profondes |
| CA000525269A CA1231541A (fr) | 1983-02-22 | 1986-12-12 | Dispositif d'amenagement d'un barrage souterrain pour la retenue de fluides |
| US468,724 | 1990-01-24 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000447968A Division CA1224929A (fr) | 1983-02-22 | 1984-02-21 | Barriere etanche pour les excavations profondes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1231541A true CA1231541A (fr) | 1988-01-19 |
Family
ID=25670299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000525269A Expired CA1231541A (fr) | 1983-02-22 | 1986-12-12 | Dispositif d'amenagement d'un barrage souterrain pour la retenue de fluides |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1231541A (fr) |
-
1986
- 1986-12-12 CA CA000525269A patent/CA1231541A/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |