FR2440224A2 - Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene - Google Patents

Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene

Info

Publication number
FR2440224A2
FR2440224A2 FR7828988A FR7828988A FR2440224A2 FR 2440224 A2 FR2440224 A2 FR 2440224A2 FR 7828988 A FR7828988 A FR 7828988A FR 7828988 A FR7828988 A FR 7828988A FR 2440224 A2 FR2440224 A2 FR 2440224A2
Authority
FR
France
Prior art keywords
liq
branch passage
waste water
oxygen
downpipe
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
FR7828988A
Other languages
English (en)
Other versions
FR2440224B2 (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.)
Carboxyque Francaise SA
Original Assignee
Carboxyque Francaise 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 Carboxyque Francaise SA filed Critical Carboxyque Francaise SA
Priority to FR7828988A priority Critical patent/FR2440224A2/fr
Publication of FR2440224A2 publication Critical patent/FR2440224A2/fr
Application granted granted Critical
Publication of FR2440224B2 publication Critical patent/FR2440224B2/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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23313—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a separate conduit substantially parallel with the stirrer axis
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
    • B01F23/23365—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced at the radial periphery of the stirrer
    • 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
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • 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)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

L'INVENTION CONCERNE LES MELANGES GAZLIQUIDE. ON FAIT UN APPORT DE GAZ DANS UN LIQUIDE EN DEBITANT SOUS FORME DE MICROBULLES LE GAZ DANS UNE DERIVATION DE CIRCULATION DU LIQUIDE ET EN ASPIRANT LE LIQUIDE AINSI SATURE DE GAZ PAR UN SYSTEME DU TYPE VENTURI DANS LEQUEL S'EFFECTUE LA DILUTION DU LIQUIDE SATURE AVEC UN FLUX DE LIQUIDE PEU CHARGE EN GAZ, LES RAPPORTS DE DILUTION ETANT TELS QUE LE TAUX FINAL EN GAZ DISSOUS EST INFERIEUR OU EGAL AU TAUX DE SATURATION SOUS PRESSION NORMALE ET EN CIRCUIT OUVERT A L'AIR. APPLICATION A L'EPURATION DES EAUX RESIDUAIRES.
FR7828988A 1978-10-11 1978-10-11 Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene Granted FR2440224A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7828988A FR2440224A2 (fr) 1978-10-11 1978-10-11 Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7828988A FR2440224A2 (fr) 1978-10-11 1978-10-11 Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene

Publications (2)

Publication Number Publication Date
FR2440224A2 true FR2440224A2 (fr) 1980-05-30
FR2440224B2 FR2440224B2 (fr) 1983-06-03

Family

ID=9213598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7828988A Granted FR2440224A2 (fr) 1978-10-11 1978-10-11 Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene

Country Status (1)

Country Link
FR (1) FR2440224A2 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990011121A1 (fr) * 1989-03-28 1990-10-04 Pierre Lhermitte Procede de traitement en fluide incompressible associant cavitation et vortex et installation pour sa mise en ×uvre
EP0453881A1 (fr) * 1990-04-18 1991-10-30 PALO UMWELTTECHNOLOGIEN GmbH & Co. KG Procédé et installation pour la purification biologique d'eau usée
DE4224912A1 (de) * 1991-12-02 1993-06-03 Tech Resources Pty Ltd Reaktor
DE10100100A1 (de) * 2001-01-03 2002-07-11 Slawomir Suchy Vorrichtung zum Mischen und Verfahren zur Messung der Homogenisierung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1900809A (en) * 1929-02-26 1933-03-07 Carroll B Abbott Sewage purification system
CH485746A (de) * 1962-12-14 1970-02-15 Ciba Geigy Verfahren zur Herstellung neuer Benzo-azacycloalkene
DE2433414A1 (de) * 1972-12-01 1975-02-06 Mueller Hans Vorrichtung zum begasen von fluessigkeiten, insbesondere zur belueftung bei aeroben mikrobiologischen prozessen
DE2544430A1 (de) * 1975-10-04 1977-04-14 Helmut Dipl Phys Gehm Vorrichtung zur selbsttaetigen, kuenstlichen belueftung von fliessgewaessern
FR2334409A1 (fr) * 1975-12-10 1977-07-08 Sulzer Ag Dispositif de traitement de liquides
DE2649756A1 (de) * 1976-08-19 1978-02-23 Kaelin J R Verfahren zur eintragung von sauerstoffhaltigem gas oder reinem sauerstoff in abwasser und einrichtung zur durchfuehrung des verfahrens

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1900809A (en) * 1929-02-26 1933-03-07 Carroll B Abbott Sewage purification system
CH485746A (de) * 1962-12-14 1970-02-15 Ciba Geigy Verfahren zur Herstellung neuer Benzo-azacycloalkene
DE2433414A1 (de) * 1972-12-01 1975-02-06 Mueller Hans Vorrichtung zum begasen von fluessigkeiten, insbesondere zur belueftung bei aeroben mikrobiologischen prozessen
DE2544430A1 (de) * 1975-10-04 1977-04-14 Helmut Dipl Phys Gehm Vorrichtung zur selbsttaetigen, kuenstlichen belueftung von fliessgewaessern
FR2334409A1 (fr) * 1975-12-10 1977-07-08 Sulzer Ag Dispositif de traitement de liquides
DE2649756A1 (de) * 1976-08-19 1978-02-23 Kaelin J R Verfahren zur eintragung von sauerstoffhaltigem gas oder reinem sauerstoff in abwasser und einrichtung zur durchfuehrung des verfahrens

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990011121A1 (fr) * 1989-03-28 1990-10-04 Pierre Lhermitte Procede de traitement en fluide incompressible associant cavitation et vortex et installation pour sa mise en ×uvre
FR2645045A1 (fr) * 1989-03-28 1990-10-05 Lhermitte Pierre Procede de traitement en fluide incompressible associant cavitation et vortex et installation pour sa mise en oeuvre
EP0453881A1 (fr) * 1990-04-18 1991-10-30 PALO UMWELTTECHNOLOGIEN GmbH & Co. KG Procédé et installation pour la purification biologique d'eau usée
DE4224912A1 (de) * 1991-12-02 1993-06-03 Tech Resources Pty Ltd Reaktor
DE10100100A1 (de) * 2001-01-03 2002-07-11 Slawomir Suchy Vorrichtung zum Mischen und Verfahren zur Messung der Homogenisierung

Also Published As

Publication number Publication date
FR2440224B2 (fr) 1983-06-03

Similar Documents

Publication Publication Date Title
NO860474L (no) Metode og anlegg for vannbehandling, spesielt oksygenanrikning av vann.
ES436358A1 (es) Un metodo de tratar aguas residuales que circulan por una alcantarilla y alcantarilla correspondiente.
FR2440224A2 (fr) Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene
FI933415A (fi) Reaktor
GB1484657A (en) Liquid treatment plants and methods for their operation
JPS54147650A (en) Sludge pressurizing floating enriching device
FR2437866A1 (fr) Dispositif d'injection de bulles de gaz dans un liquide
SPEECE et al. U-tube aeration operating characteristics
FR2421669A1 (fr) Procede de traitement d'un liquide par un gaz, notamment d'eaux residuaires par l'oxygene
JPS5584898A (en) Diffuser pump
EP0209095A3 (fr) Procédé et dispositif pour la gazéification
JPS6411692A (en) Treatment device for waste water
JPS565124A (en) Oxygen dissolving apparatus
KR970020982A (ko) 폐수의 생물학적 처리를 위한 장치 및 그 방법
KR960000788A (ko) 순산소 가압 주입에 의한 오·폐수 생물학적 처리장치
JPS5296978A (en) Catalytic oxidation apparatus
FR2256902A1 (en) Waste water and sewage treatment - with dissolved oxygen and activated sludge by an ejector
JPS56102929A (en) Tower shaped gas involving apparatus
KARNOVSKY WASTE WATER AERATION WITH OXYGEN(ABWASSERBELUEFTUNG MIT SAUERSTOFF)
Luscombe Instrumentation and control will save labour dollars per gallon of sewage treated
JPS52109754A (en) Oxidation atmosphere apparatus
JPS5520657A (en) Water treatment method by ozone
JPS6484003A (en) Feedwater-heater drain system
ES2025899A6 (es) Reactor para la depuracion de cianuros en aguas residuales.
ES8206394A1 (es) Mejoras introducidas en el procedimiento de aireacion de aguas residuales y dispositivo para conseguir las mismas