BE803402A - Couche filtrante en fibres de coco - Google Patents

Couche filtrante en fibres de coco

Info

Publication number
BE803402A
BE803402A BE134394A BE134394A BE803402A BE 803402 A BE803402 A BE 803402A BE 134394 A BE134394 A BE 134394A BE 134394 A BE134394 A BE 134394A BE 803402 A BE803402 A BE 803402A
Authority
BE
Belgium
Prior art keywords
filter layer
fiber filter
coconut fiber
coconut
layer
Prior art date
Application number
BE134394A
Other languages
English (en)
French (fr)
Inventor
F Ripken
Original Assignee
Oltmanns Charlotte Epouse Ripk
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 Epouse Ripk filed Critical Oltmanns Charlotte Epouse Ripk
Publication of BE803402A publication Critical patent/BE803402A/xx

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
BE134394A 1972-09-21 1973-08-09 Couche filtrante en fibres de coco BE803402A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE803402A true BE803402A (fr) 1973-12-03

Family

ID=6632818

Family Applications (1)

Application Number Title Priority Date Filing Date
BE134394A BE803402A (fr) 1972-09-21 1973-08-09 Couche filtrante en fibres de coco

Country Status (3)

Country Link
BE (1) BE803402A (xx)
FR (1) FR2200036A1 (xx)
NL (1) NL7309944A (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
FR2200036A1 (en) 1974-04-19
FR2200036B3 (xx) 1976-07-23
NL7309944A (xx) 1974-03-25

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