FR2200036A1 - Reinforced coconut fibre filter strip - for wrapping round drainage pipes - Google Patents

Reinforced coconut fibre filter strip - for wrapping round drainage pipes

Info

Publication number
FR2200036A1
FR2200036A1 FR7329420A FR7329420A FR2200036A1 FR 2200036 A1 FR2200036 A1 FR 2200036A1 FR 7329420 A FR7329420 A FR 7329420A FR 7329420 A FR7329420 A FR 7329420A FR 2200036 A1 FR2200036 A1 FR 2200036A1
Authority
FR
France
Prior art keywords
reinforced
drainage pipes
fibre filter
filter strip
coconut fibre
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
Application number
FR7329420A
Other languages
English (en)
French (fr)
Other versions
FR2200036B3 (https=
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.)
OLTMANNS CHARLOTTE
Original Assignee
OLTMANNS CHARLOTTE
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 OLTMANNS CHARLOTTE filed Critical OLTMANNS CHARLOTTE
Publication of FR2200036A1 publication Critical patent/FR2200036A1/fr
Application granted granted Critical
Publication of FR2200036B3 publication Critical patent/FR2200036B3/fr
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Filtering Materials (AREA)
FR7329420A 1972-09-21 1973-08-10 Reinforced coconut fibre filter strip - for wrapping round drainage pipes Granted FR2200036A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7234668 1972-09-21

Publications (2)

Publication Number Publication Date
FR2200036A1 true FR2200036A1 (en) 1974-04-19
FR2200036B3 FR2200036B3 (https=) 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 (https=)
FR (1) FR2200036A1 (https=)
NL (1) NL7309944A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2558925A1 (fr) * 1984-01-27 1985-08-02 Oltmanns Ziegel & Kunststoff Tuyau de drainage avec un enrobage filtrant en fibres naturelles et procede de fabrication

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2558925A1 (fr) * 1984-01-27 1985-08-02 Oltmanns Ziegel & Kunststoff Tuyau de drainage avec un enrobage filtrant en fibres naturelles et procede de fabrication

Also Published As

Publication number Publication date
BE803402A (fr) 1973-12-03
FR2200036B3 (https=) 1976-07-23
NL7309944A (https=) 1974-03-25

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Legal Events

Date Code Title Description
ST Notification of lapse