FR2195596A1 - Percolating filter bed filler material - for waste water purification, comprising textile fibre material - Google Patents

Percolating filter bed filler material - for waste water purification, comprising textile fibre material

Info

Publication number
FR2195596A1
FR2195596A1 FR7328837A FR7328837A FR2195596A1 FR 2195596 A1 FR2195596 A1 FR 2195596A1 FR 7328837 A FR7328837 A FR 7328837A FR 7328837 A FR7328837 A FR 7328837A FR 2195596 A1 FR2195596 A1 FR 2195596A1
Authority
FR
France
Prior art keywords
waste water
water purification
filter bed
textile fibre
bed filler
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Withdrawn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
FR7328837A
Other languages
French (fr)
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.)
Akzo NV
Original Assignee
Akzo NV
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 Akzo NV filed Critical Akzo NV
Publication of FR2195596A1 publication Critical patent/FR2195596A1/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • C02F3/103—Textile-type packing
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/10—Packings; Fillings; Grids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Filtering Materials (AREA)

Abstract

The material whose reaction surface remains unbroken through the reaction, is made of continuous synthetic threads or fibre yarns in the form of sheeting, woven, knotted or fleecy material. The material is suspended in the tank in lengths and has improved strength of retention.
FR7328837A 1972-08-08 1973-08-07 Percolating filter bed filler material - for waste water purification, comprising textile fibre material Withdrawn FR2195596A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2238957A DE2238957A1 (en) 1972-08-08 1972-08-08 FILLING ELEMENTS FOR DRIPPERS

Publications (1)

Publication Number Publication Date
FR2195596A1 true FR2195596A1 (en) 1974-03-08

Family

ID=5852996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7328837A Withdrawn FR2195596A1 (en) 1972-08-08 1973-08-07 Percolating filter bed filler material - for waste water purification, comprising textile fibre material

Country Status (4)

Country Link
JP (1) JPS5035761A (en)
DE (1) DE2238957A1 (en)
FR (1) FR2195596A1 (en)
NL (1) NL7310740A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365528A1 (en) * 1976-09-24 1978-04-21 Niigata Engineering Co Ltd PROCESS AND UNIT FOR TREATMENT OF RESIDUAL WATER BY MICRO-ORGANISMS

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4820307U (en) * 1971-07-19 1973-03-08
FI70695C (en) * 1981-12-21 1986-10-06 Enso Gutzeit Oy FOERFARANDE FOER RENING AV I SYNNERHET AVFALLSVATTEN SOM UPPSTAOR I TRAEFOERAEDLINGSINDUSTRIN
JPS58206248A (en) * 1982-05-26 1983-12-01 Tokyo Denshi Kogyo Kk Display for fm demodulating state
NL2000695C2 (en) * 2007-06-11 2008-12-22 Dhv B V Post sedimentation purification of effluent, by passing it through curtain of wires secured to post sedimentation tank

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365528A1 (en) * 1976-09-24 1978-04-21 Niigata Engineering Co Ltd PROCESS AND UNIT FOR TREATMENT OF RESIDUAL WATER BY MICRO-ORGANISMS

Also Published As

Publication number Publication date
JPS5035761A (en) 1975-04-04
DE2238957A1 (en) 1974-02-14
NL7310740A (en) 1974-02-12

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Legal Events

Date Code Title Description
ST Notification of lapse