FR2308405A1 - Structure pour l'aeration d'une masse d'eau usee - Google Patents

Structure pour l'aeration d'une masse d'eau usee

Info

Publication number
FR2308405A1
FR2308405A1 FR7611624A FR7611624A FR2308405A1 FR 2308405 A1 FR2308405 A1 FR 2308405A1 FR 7611624 A FR7611624 A FR 7611624A FR 7611624 A FR7611624 A FR 7611624A FR 2308405 A1 FR2308405 A1 FR 2308405A1
Authority
FR
France
Prior art keywords
aeration
waste water
water mass
mass
waste
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Withdrawn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
FR7611624A
Other languages
English (en)
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.)
Atara Corp
Original Assignee
Atara Corp
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 Atara Corp filed Critical Atara Corp
Publication of FR2308405A1 publication Critical patent/FR2308405A1/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Withdrawn legal-status Critical Current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
    • C02F3/12—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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • B01F23/232311—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit the conduits being vertical draft pipes with a lower intake end and an upper exit end
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • B01F35/32—Driving arrangements
    • B01F35/32005—Type of drive
    • B01F35/3203—Gas driven
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/711—Feed mechanisms for feeding a mixture of components, i.e. solids in liquid, solids in a gas stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/712—Feed mechanisms for feeding fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/718—Feed mechanisms characterised by the means for feeding the components to the mixer using vacuum, under pressure in a closed receptacle or circuit system
    • 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
    • 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
    • C02F3/24—Activated sludge processes using free-fall aeration or spraying
    • 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)
  • Biological Treatment Of Waste Water (AREA)
FR7611624A 1975-04-21 1976-04-20 Structure pour l'aeration d'une masse d'eau usee Withdrawn FR2308405A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA225,103A CA1042571A (fr) 1975-04-21 1975-04-21 Aerateur d'egouts

Publications (1)

Publication Number Publication Date
FR2308405A1 true FR2308405A1 (fr) 1976-11-19

Family

ID=4102873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611624A Withdrawn FR2308405A1 (fr) 1975-04-21 1976-04-20 Structure pour l'aeration d'une masse d'eau usee

Country Status (6)

Country Link
US (1) US4138335A (fr)
CA (1) CA1042571A (fr)
CH (1) CH609881A5 (fr)
DE (1) DE2616395A1 (fr)
FR (1) FR2308405A1 (fr)
GB (1) GB1545829A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360341A1 (fr) * 1976-07-31 1978-03-03 Bayer Ag Injecteurs a deflecteurs a utiliser pour l'introduction de gaz dans les liquides, et leur procede d'utilisation
FR2473351A1 (fr) * 1980-01-09 1981-07-17 Degremont Sa Dispositif d'introduction de gaz dans un liquide

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3241724A1 (de) * 1982-11-11 1984-05-17 Metallgesellschaft Ag, 6000 Frankfurt Vorrichtung zum belueften von fluessigkeiten
FR2550469B1 (fr) * 1983-08-09 1985-10-04 Alsthom Atlantique Injecteur de microbulles
IT209737Z2 (it) * 1986-11-06 1988-10-24 Petrillo Giacinto Diffusore d'aria ad altro rendimento per vasche di trattamento aerobico delle acque di rifiuto.
US4789503A (en) * 1987-06-15 1988-12-06 Atara Corporation Air removal snorkel device
FR2635021B1 (fr) * 1988-08-08 1991-07-26 Degremont Dispositif pour l'introduction d'un gaz dans un liquide
GB9213513D0 (en) * 1992-06-25 1992-08-12 Thames Water Utilities A nozzle
US20130134612A1 (en) * 2011-11-24 2013-05-30 Cameron Phillip Lewis System and method for fragmentation and dispersal of a compressed gas body

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH406995A (fr) * 1964-10-12 1966-01-31 Pista Sa Installation de traitement des eaux usées pour leur épuration par oxydation totale
US3468614A (en) * 1966-03-15 1969-09-23 Goran Alfred Nilsson Method and apparatus for bringing gases,liquids and/or pulverized solid bodies into intimate contact with each other
US3826474A (en) * 1972-09-18 1974-07-30 Lear Siegler Inc Jet agitator assembly

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US213647A (en) * 1879-03-25 Improvement in bleaching-keirs
US179977A (en) * 1876-07-18 Improvement in fountains
US708058A (en) * 1901-11-22 1902-09-02 Herman M Martinson Agitator.
US1026578A (en) * 1911-10-18 1912-05-14 Hammond Iron Works Pulp-agitator.
US1026704A (en) * 1912-02-09 1912-05-21 Sargents Sons Corp C G Vat-heater.
US3228526A (en) * 1962-04-10 1966-01-11 Yeomans Brothers Co Apparatus for gasification of liquids
US3677525A (en) * 1969-12-31 1972-07-18 Sonic Dev Corp Pressure wave atomizing apparatus
US3696029A (en) * 1970-03-16 1972-10-03 Chicago Bridge & Iron Co Deep tank aeration using eductor tubes of elongate cross-section
GB1306729A (en) * 1970-06-12 1973-02-14 Atara Corp Apparatus for aerating liquids

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH406995A (fr) * 1964-10-12 1966-01-31 Pista Sa Installation de traitement des eaux usées pour leur épuration par oxydation totale
US3468614A (en) * 1966-03-15 1969-09-23 Goran Alfred Nilsson Method and apparatus for bringing gases,liquids and/or pulverized solid bodies into intimate contact with each other
US3826474A (en) * 1972-09-18 1974-07-30 Lear Siegler Inc Jet agitator assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360341A1 (fr) * 1976-07-31 1978-03-03 Bayer Ag Injecteurs a deflecteurs a utiliser pour l'introduction de gaz dans les liquides, et leur procede d'utilisation
FR2473351A1 (fr) * 1980-01-09 1981-07-17 Degremont Sa Dispositif d'introduction de gaz dans un liquide
EP0032235A1 (fr) * 1980-01-09 1981-07-22 Degremont Dispositif d'introduction de gaz dans un liquide

Also Published As

Publication number Publication date
US4138335A (en) 1979-02-06
CH609881A5 (en) 1979-03-30
DE2616395A1 (de) 1976-11-04
CA1042571A (fr) 1978-11-14
GB1545829A (en) 1979-05-16

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Legal Events

Date Code Title Description
ST Notification of lapse