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Withdrawn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
English (en)
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/fr
Withdrawn legal-status Critical Current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)
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 (de) 1972-08-08 1972-08-08 Fuellelemente fuer tropfkoerper

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(2012))
DE (1) DE2238957A1 (en(2012))
FR (1) FR2195596A1 (en(2012))
NL (1) NL7310740A (en(2012))

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365528A1 (fr) * 1976-09-24 1978-04-21 Niigata Engineering Co Ltd Procede et unite de traitement des eaux residuaires par des micro-organismes

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4820307U (en(2012)) * 1971-07-19 1973-03-08
DE2726723A1 (de) 1977-06-14 1979-01-04 Akzo Gmbh Dreidimensionales austauschelement zur fluessigkeitsfuehrung in fluessigkeits-gas- kontaktanlagen
FI70695C (fi) * 1981-12-21 1986-10-06 Enso Gutzeit Oy Foerfarande foer rening av i synnerhet avfallsvatten som uppstaor i traefoeraedlingsindustrin
JPS58206248A (ja) * 1982-05-26 1983-12-01 Tokyo Denshi Kogyo Kk Ｆｍ復調状況表示装置
NL2000695C2 (nl) * 2007-06-11 2008-12-22 Dhv B V Werkwijze voor het zuiveren van afvalwater.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365528A1 (fr) * 1976-09-24 1978-04-21 Niigata Engineering Co Ltd Procede et unite de traitement des eaux residuaires par des micro-organismes

Also Published As

Publication number Publication date
NL7310740A (en(2012)) 1974-02-12
DE2238957A1 (de) 1974-02-14
JPS5035761A (en(2012)) 1975-04-04

Similar Documents

Publication Publication Date Title
FR2174290B1 (en(2012))
IL44523A0 (en) Improvements in machines for continuously spinning and treating rayon-viscose filaments and yarns
ES449462A1 (es) Un metodo de producir un fieltro de maquina de fabricacion de papel.
FR2195596A1 (en) Percolating filter bed filler material - for waste water purification, comprising textile fibre material
ES373184A1 (es) Perfeccionamientos en la fabricacion de hilos sinteticos filamentosos.
FR2238520A1 (en) Filter or separator pad of knitted fabric - having certain courses of a different yarn so that the fabric forms corrugations
GB1447775A (en) Concrete structures
ES422819A1 (es) Metodo de fabricar material filtrante en forma de fieltro.
CH543623A (de) Rundstrickmaschine zur Herstellung von Maschenware mit in das Grundgestrick eingebundenem Polmaterial
FR2269498A1 (en) Trickling bodies for waste water purification - consisting of fabric sheets of synthetic filament and-or staple fibre yarns
IL24409A (en) Process and apparatus for treating a continuous length synthetic textile fabric for the purpose of making the material softer,less glossy and more voluminous
FR2215994A1 (en) Combined microfilter and fibre depth filter - provides inexpensive water purification on small scale for villages or single houses
FR2102636A5 (en) Draining sieve - for use in making cheese
GB1020719A (en) Container for granular material
IT994128B (it) Perfezionamento nelle disposizioni a pulegge multiple a diametri di versi adatte in particolare per lo stiramento di filamenti o filati tessili
GB1387566A (en) Processing continuous filament tow
GB1128746A (en) Improvements in or relating to the sizing of spun yarns
FR2243719A1 (en) Gas or liquid filter elements - comprising mechanically knitted fibre mat strengthened by resin bonding
FR2253118A1 (en) Selective colouring of synthetic fibres in other textiles - by dye transfer from dye impregnated webbing
FR2071354A5 (en) Imitation velvet - of knitted fabric having a flocked pile - and secured to a foamed plastic sheet
NL7311718A (en) Thin absorbent reinforced cloth from porous viscose - contg. reinforcing paper pulp fibres from sulphite or sulphate process
ES398997A1 (es) Unos perfeccionamientos en la fabricacion de protesis capi-lares.
FR2221560A1 (en) Bulky non-woven fabric - consolidated with adhesive and bulked by expanding fibres in fluid bath
CH535846A (de) Offenend-Spinnverfahren zur Herstellung von Natur- oder Chemiefasergarn und Einrichtung zur Durchführung des Verfahrens
FR2126941A1 (en) Water-softening - using ion-exchange resins in bags

Legal Events

Date Code Title Description
ST Notification of lapse