FR2278847A1 - Tuyau de drainage - Google Patents

Tuyau de drainage

Info

Publication number
FR2278847A1
FR2278847A1 FR7522655A FR7522655A FR2278847A1 FR 2278847 A1 FR2278847 A1 FR 2278847A1 FR 7522655 A FR7522655 A FR 7522655A FR 7522655 A FR7522655 A FR 7522655A FR 2278847 A1 FR2278847 A1 FR 2278847A1
Authority
FR
France
Prior art keywords
filter layer
covered
mechanically stable
plastics
stable pipe
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.)
Withdrawn
Application number
FR7522655A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoechst AG
Original Assignee
Hoechst AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of FR2278847A1 publication Critical patent/FR2278847A1/fr
Withdrawn legal-status Critical Current

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
FR7522655A 1974-07-20 1975-07-21 Tuyau de drainage Withdrawn FR2278847A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7424845 1974-07-20

Publications (1)

Publication Number Publication Date
FR2278847A1 true FR2278847A1 (fr) 1976-02-13

Family

ID=6645865

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522655A Withdrawn FR2278847A1 (fr) 1974-07-20 1975-07-21 Tuyau de drainage

Country Status (1)

Country Link
FR (1) FR2278847A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367872A1 (fr) * 1976-10-13 1978-05-12 Freudenberg Carl Plaque amelioree de drainage
US5152634A (en) * 1990-06-11 1992-10-06 Texbor S.A. Seeping irrigation hosepipe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2367872A1 (fr) * 1976-10-13 1978-05-12 Freudenberg Carl Plaque amelioree de drainage
US5152634A (en) * 1990-06-11 1992-10-06 Texbor S.A. Seeping irrigation hosepipe

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Legal Events

Date Code Title Description
ST Notification of lapse