NL7700994A - Drager voor biologische filters. - Google Patents

Drager voor biologische filters.

Info

Publication number
NL7700994A
NL7700994A NL7700994A NL7700994A NL7700994A NL 7700994 A NL7700994 A NL 7700994A NL 7700994 A NL7700994 A NL 7700994A NL 7700994 A NL7700994 A NL 7700994A NL 7700994 A NL7700994 A NL 7700994A
Authority
NL
Netherlands
Prior art keywords
carrier
biological filters
filters
biological
Prior art date
Application number
NL7700994A
Other languages
English (en)
Original Assignee
Omnium D Assainissement Sa
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 Omnium D Assainissement Sa filed Critical Omnium D Assainissement Sa
Publication of NL7700994A publication Critical patent/NL7700994A/nl

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
    • 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)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
NL7700994A 1976-02-10 1977-01-31 Drager voor biologische filters. NL7700994A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7603573A FR2340909A1 (fr) 1976-02-10 1976-02-10 Materiaux-supports de fermentation biologique

Publications (1)

Publication Number Publication Date
NL7700994A true NL7700994A (nl) 1977-08-12

Family

ID=9168940

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7700994A NL7700994A (nl) 1976-02-10 1977-01-31 Drager voor biologische filters.

Country Status (11)

Country Link
US (1) US4221657A (nl)
JP (1) JPS5298358A (nl)
BE (1) BE850505A (nl)
CA (1) CA1090316A (nl)
CH (1) CH617598A5 (nl)
DE (1) DE2703232A1 (nl)
ES (1) ES455714A1 (nl)
FR (1) FR2340909A1 (nl)
GB (1) GB1533363A (nl)
IT (1) IT1082896B (nl)
NL (1) NL7700994A (nl)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432485B1 (fr) * 1978-08-02 1987-03-20 Omnium Assainissement Procede de denitrification des eaux par voie biologique
FR2438015A1 (fr) * 1978-10-06 1980-04-30 Marcillat Sa Appareil de reaction entre liquide et gaz, et notamment lit bacterien
FR2448511A1 (fr) * 1979-02-08 1980-09-05 Sturm Jean Philippe Brique en terre cuite, notamment pour station d'epuration
US4321141A (en) * 1979-06-01 1982-03-23 Corning Glass Works Method for processing waste
FR2459211A1 (fr) * 1979-06-19 1981-01-09 Argiles Mineraux Argiles cuites dopees par des elements fortement electropositifs
FR2481257B1 (fr) * 1980-04-25 1986-01-10 Eparco Sa Produit et procede de lutte contre la pollution de l'eau
ES525161A0 (es) * 1982-09-01 1984-06-16 Rca Corp "perfeccionamientos introducidos en un aparato de control de sintonizacion para un sistema de television"
JPH0634993B2 (ja) * 1984-09-17 1994-05-11 学校法人早稲田大学 三相流動層水質浄化方法
JPS61197096A (ja) * 1985-02-23 1986-09-01 Shimizu Constr Co Ltd パルプ製紙廃水蒸発凝縮液のメタン発酵処理法
DE3611582A1 (de) * 1986-04-07 1987-10-08 Herding Entstaubung Traegermaterial zur imobilisierung von mikroorganismen
JPS6436095U (nl) * 1987-08-26 1989-03-06
JPS6463095A (en) * 1987-09-01 1989-03-09 Inax Corp Contact filter medium for cleaning tank
US5264129A (en) * 1988-03-25 1993-11-23 Biofil Limited Filter device
GB8807234D0 (en) * 1988-03-25 1988-04-27 Simpson J R Innovative development of slow sand filter
FR2655974B1 (fr) * 1989-12-15 1992-07-17 Atochem Support de biomasse nitrifiante, reacteur et procede biologique de nitrification aerobie d'effluents mettant en óoeuvre un tel support procede d'elimination de composes azotes.
FR2684664B1 (fr) * 1991-12-10 1994-09-30 Saint Dizier Ste Cale Procede et dispositif de multiplication de souches selectionnees, appliques au traitement des graisses et des fecules.
US5395808A (en) * 1992-12-21 1995-03-07 W. R. Grace & Co.-Conn. Inorganic supports for bioremediation
US5403799A (en) * 1992-12-21 1995-04-04 W. R. Grace & Co.-Conn. Process upset-resistant inorganic supports for bioremediation
HU216776B (hu) * 1993-03-11 1999-08-30 Naintsch Mineralwerke Gmbh. Javított, eleveniszapos szennyvíztisztítási eljárás
FR2720736B1 (fr) * 1994-06-02 1998-05-07 Degremont Procédé de traitement d'effluents liquides par boue activée.
JP5421862B2 (ja) * 2010-06-18 2014-02-19 オルガノ株式会社 過塩素酸イオン含有水の処理方法および過塩素酸イオン含有水の処理装置
GB2560317A (en) * 2017-03-06 2018-09-12 Sibelco Nederland N V Bed materials for fluidised bed reaction methods and fluidised bed reaction methods
JP2020163341A (ja) * 2019-03-29 2020-10-08 三菱ケミカルアクア・ソリューションズ株式会社 水処理装置及び水処理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3928190A (en) * 1972-11-17 1975-12-23 Degremont Method of biological purification of sewage
DE2441039A1 (de) * 1973-10-03 1975-04-10 Unibra Sa Verfahren zur behandlung von ton bzw. tonhaltigen massen und danach erhaltene tone und keramische produkte
DE2608899C3 (de) * 1976-03-04 1982-12-30 Müller, Wolf-Rüdiger, Dipl.-Ing., 7000 Stuttgart Verfahren zur Verbesserung des Rückspülvorganges bei Filtern aus körnigen Materialien durch den Einsatz von Wasserstoffperoxid (H↓2↓O↓2↓)

Also Published As

Publication number Publication date
CH617598A5 (nl) 1980-06-13
CA1090316A (fr) 1980-11-25
JPS5298358A (en) 1977-08-18
BE850505A (fr) 1977-05-16
GB1533363A (en) 1978-11-22
FR2340909A1 (fr) 1977-09-09
US4221657A (en) 1980-09-09
FR2340909B1 (nl) 1980-06-20
IT1082896B (it) 1985-05-21
DE2703232A1 (de) 1977-08-11
ES455714A1 (es) 1978-01-01

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
AK Correction of former applications already laid open

Free format text: IN PAT.BUL.3/84 ISSUED 840201 PAGE 267 AND 268 NR.7700994 SHOULD BE DELETED

BV The patent application has lapsed