FR2558925B1 - DRAINAGE PIPE WITH A COVER FILTERING IN NATURAL FIBERS AND MANUFACTURING METHOD - Google Patents

DRAINAGE PIPE WITH A COVER FILTERING IN NATURAL FIBERS AND MANUFACTURING METHOD

Info

Publication number
FR2558925B1
FR2558925B1 FR8401250A FR8401250A FR2558925B1 FR 2558925 B1 FR2558925 B1 FR 2558925B1 FR 8401250 A FR8401250 A FR 8401250A FR 8401250 A FR8401250 A FR 8401250A FR 2558925 B1 FR2558925 B1 FR 2558925B1
Authority
FR
France
Prior art keywords
manufacturing
drainage pipe
natural fibers
cover filtering
filtering
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
Application number
FR8401250A
Other languages
French (fr)
Other versions
FR2558925A1 (en
Inventor
Willy Dalhoff
Herbert Kuntze
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 Ziegel & Kunststoff
Original Assignee
Oltmanns Ziegel & Kunststoff
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 Ziegel & Kunststoff filed Critical Oltmanns Ziegel & Kunststoff
Priority to FR8401250A priority Critical patent/FR2558925B1/en
Publication of FR2558925A1 publication Critical patent/FR2558925A1/en
Application granted granted Critical
Publication of FR2558925B1 publication Critical patent/FR2558925B1/en
Expired 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)
  • Biological Treatment Of Waste Water (AREA)
FR8401250A 1984-01-27 1984-01-27 DRAINAGE PIPE WITH A COVER FILTERING IN NATURAL FIBERS AND MANUFACTURING METHOD Expired FR2558925B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8401250A FR2558925B1 (en) 1984-01-27 1984-01-27 DRAINAGE PIPE WITH A COVER FILTERING IN NATURAL FIBERS AND MANUFACTURING METHOD

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8401250A FR2558925B1 (en) 1984-01-27 1984-01-27 DRAINAGE PIPE WITH A COVER FILTERING IN NATURAL FIBERS AND MANUFACTURING METHOD

Publications (2)

Publication Number Publication Date
FR2558925A1 FR2558925A1 (en) 1985-08-02
FR2558925B1 true FR2558925B1 (en) 1988-07-01

Family

ID=9300523

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8401250A Expired FR2558925B1 (en) 1984-01-27 1984-01-27 DRAINAGE PIPE WITH A COVER FILTERING IN NATURAL FIBERS AND MANUFACTURING METHOD

Country Status (1)

Country Link
FR (1) FR2558925B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2948949B1 (en) * 2009-08-04 2011-08-05 Afitex Internat DRAINAGE GEOCOMPOSITE PROVIDING BIOLOGICAL ANTI-COLLATION AND METHOD OF USE

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3917530A (en) * 1972-08-02 1975-11-04 Johann Boske Method to counteract a clogging of drain pipes
NL7309944A (en) * 1972-09-21 1974-03-25
DE2352863C2 (en) * 1973-10-22 1982-06-16 Oltmanns, Heinrich, 2905 Edewecht Drainage pipe with casing
US4288321A (en) * 1975-10-29 1981-09-08 Beane Frank Thomas Drain tile and pile fabric filter sleeve

Also Published As

Publication number Publication date
FR2558925A1 (en) 1985-08-02

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Legal Events

Date Code Title Description
ST Notification of lapse