FR2200036B3 - - Google Patents
Info
- Publication number
- FR2200036B3 FR2200036B3 FR7329420A FR7329420A FR2200036B3 FR 2200036 B3 FR2200036 B3 FR 2200036B3 FR 7329420 A FR7329420 A FR 7329420A FR 7329420 A FR7329420 A FR 7329420A FR 2200036 B3 FR2200036 B3 FR 2200036B3
- Authority
- FR
- France
- 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
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B11/00—Drainage of soil, e.g. for agricultural purposes
- E02B11/005—Drainage conduits
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE7234668 | 1972-09-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2200036A1 FR2200036A1 (en) | 1974-04-19 |
FR2200036B3 true FR2200036B3 (ja) | 1976-07-23 |
Family
ID=6632818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7329420A Granted FR2200036A1 (en) | 1972-09-21 | 1973-08-10 | Reinforced coconut fibre filter strip - for wrapping round drainage pipes |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE803402A (ja) |
FR (1) | FR2200036A1 (ja) |
NL (1) | NL7309944A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2558925B1 (fr) * | 1984-01-27 | 1988-07-01 | Oltmanns Ziegel & Kunststoff | Tuyau de drainage avec un enrobage filtrant en fibres naturelles et procede de fabrication |
-
1973
- 1973-07-17 NL NL7309944A patent/NL7309944A/xx unknown
- 1973-08-09 BE BE134394A patent/BE803402A/xx unknown
- 1973-08-10 FR FR7329420A patent/FR2200036A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
NL7309944A (ja) | 1974-03-25 |
FR2200036A1 (en) | 1974-04-19 |
BE803402A (fr) | 1973-12-03 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |