FR2305400A1 - Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene - Google Patents

Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene

Info

Publication number
FR2305400A1
FR2305400A1 FR7608259A FR7608259A FR2305400A1 FR 2305400 A1 FR2305400 A1 FR 2305400A1 FR 7608259 A FR7608259 A FR 7608259A FR 7608259 A FR7608259 A FR 7608259A FR 2305400 A1 FR2305400 A1 FR 2305400A1
Authority
FR
France
Prior art keywords
oxygen
activated sludge
biological treatment
biological
sludge
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.)
Granted
Application number
FR7608259A
Other languages
English (en)
French (fr)
Other versions
FR2305400B1 (xx
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.)
Bayer AG
Original Assignee
Bayer AG
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
Priority claimed from DE2512815A external-priority patent/DE2512815C2/de
Priority claimed from DE19752516914 external-priority patent/DE2516914A1/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of FR2305400A1 publication Critical patent/FR2305400A1/fr
Application granted granted Critical
Publication of FR2305400B1 publication Critical patent/FR2305400B1/fr
Granted 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
    • C02F3/12—Activated sludge processes
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR7608259A 1975-03-22 1976-03-22 Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene Granted FR2305400A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2512815A DE2512815C2 (de) 1975-03-22 1975-03-22 Vorrichtung zur biologischen Abwasserbehandlung
DE19752516914 DE2516914A1 (de) 1975-04-17 1975-04-17 Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser

Publications (2)

Publication Number Publication Date
FR2305400A1 true FR2305400A1 (fr) 1976-10-22
FR2305400B1 FR2305400B1 (xx) 1982-03-05

Family

ID=25768677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7608259A Granted FR2305400A1 (fr) 1975-03-22 1976-03-22 Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene

Country Status (9)

Country Link
JP (1) JPS51117453A (xx)
AU (1) AU524259B2 (xx)
CA (1) CA1063263A (xx)
CH (1) CH614683A5 (xx)
DK (1) DK121176A (xx)
FR (1) FR2305400A1 (xx)
GB (1) GB1527424A (xx)
NL (1) NL7602978A (xx)
SE (1) SE7602245L (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2705243A1 (de) * 1977-02-09 1978-08-17 Bayer Ag Einstufiges verfahren zum kontinuierlichen eintrag von sauerstoffhaltigen gasen in ein belebtschlammhaltiges abwasser

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49113463A (xx) * 1973-03-01 1974-10-29

Also Published As

Publication number Publication date
FR2305400B1 (xx) 1982-03-05
CH614683A5 (en) 1979-12-14
JPS51117453A (en) 1976-10-15
NL7602978A (nl) 1976-09-24
AU524259B2 (en) 1982-09-09
AU1209476A (en) 1977-09-22
DK121176A (da) 1976-09-23
GB1527424A (en) 1978-10-04
CA1063263A (en) 1979-09-25
SE7602245L (sv) 1976-09-23

Similar Documents

Publication Publication Date Title
FR2306942A1 (fr) Procede et appareil de traitement des eaux usees sur les navires
FR2404606B1 (fr) Methode et agencement pour le traitement des boues des eaux residuaires ou menageres
FR2328503A1 (fr) Procede et appareil de traitement d'un liquide, notamment d'eaux residuaires
FR2307769A1 (fr) Procede et appareil d'assechement des residus de traitement des eaux usees
FR2336353A1 (fr) Procede et appareil pour le traitement tertiaire des eaux residuaires d'un procede de traitement par digestion anaerobie
BE884476A (fr) Appareil pour le traitement des eaux usees
FR2314899A1 (fr) Procede et dispositif d'epuration d'eaux residuaires
BE787791A (fr) Procede et dispositif pour l'epuration des eaux d'egout organiquement polluees
BE789233A (fr) Procede et appareil perfectionnes pour l'epuration biologique des eaux residuaires
FR2322103A1 (fr) Procede de traitement d'eaux residuaires
FR2553752B1 (fr) Procede et appareil pour le traitement des eaux usees
FR2333754A1 (fr) Appareil pour le traitement aerobie de boue activee
FR2392942B1 (fr) Procede et appareil de traitement d'eaux residuaires contenant des metaux lourds
FR2308598A1 (fr) Procede pour l'epuration biologique d'eau usee
BE842304A (fr) Procede perfectionne pour le traitement des eaux, des eaux residuaires et des boues avec des agents de floculation
FR2320268A1 (fr) Procede perfectionne pour le traitement par oxydation des eaux residuaires contenant des sulfures, des sulfites et des thiosulfates
FR2288062A1 (fr) Procede et dispositif pour l'epuration des eaux residuaires
FR2275406A1 (fr) Traitement des effluents avec de la boue activee et de l'oxygene
FR2321299A1 (fr) Procede et appareil de traitement de liquides aqueux par l'ozone
BE869694A (fr) Procede combine d'utilisation des ordures et de traitement des eaux usees
FR2305400A1 (fr) Procede et appareil pour le traitement biologique des boues activees avec de l'oxygene
BE847308A (fr) Appareil pour le traitement en continu des colonnes de vide-ordures, des gaines d'aeration et des descentes de lignes
BE872996A (fr) Procede et installation d'epuration des eaux residuaires au moyen de boues activees
FR2347088A1 (fr) Procede et appareil pour le traitement d'effluents gazeux contenant des produits polluants
FR2630727B1 (fr) Procede et dispositif pour le traitement des eaux usees renfermant des nitrites

Legal Events

Date Code Title Description
ST Notification of lapse