CA1063265A - Liquid aeration device - Google Patents

Liquid aeration device

Info

Publication number
CA1063265A
CA1063265A CA257,909A CA257909A CA1063265A CA 1063265 A CA1063265 A CA 1063265A CA 257909 A CA257909 A CA 257909A CA 1063265 A CA1063265 A CA 1063265A
Authority
CA
Canada
Prior art keywords
liquid
conduit
interconnected
downcomer
chamber
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.)
Expired
Application number
CA257,909A
Other languages
English (en)
French (fr)
Inventor
John K. Sullins
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.)
Canton Textile Mills Inc
Original Assignee
Canton Textile Mills Inc
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 Canton Textile Mills Inc filed Critical Canton Textile Mills Inc
Application granted granted Critical
Publication of CA1063265A publication Critical patent/CA1063265A/en
Expired 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
    • 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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
    • 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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/226—"Deep shaft" processes
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/75—Flowing liquid aspirates gas

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (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)
  • Chemical Kinetics & Catalysis (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
CA257,909A 1975-07-28 1976-07-27 Liquid aeration device Expired CA1063265A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/599,876 US3976575A (en) 1975-07-28 1975-07-28 Liquid aeration device

Publications (1)

Publication Number Publication Date
CA1063265A true CA1063265A (en) 1979-09-25

Family

ID=24401456

Family Applications (1)

Application Number Title Priority Date Filing Date
CA257,909A Expired CA1063265A (en) 1975-07-28 1976-07-27 Liquid aeration device

Country Status (9)

Country Link
US (1) US3976575A (OSRAM)
JP (1) JPS5286564A (OSRAM)
CA (1) CA1063265A (OSRAM)
DE (1) DE2633856A1 (OSRAM)
FR (1) FR2319409A1 (OSRAM)
GB (1) GB1553906A (OSRAM)
IT (1) IT1066008B (OSRAM)
MX (1) MX3875E (OSRAM)
NL (1) NL7608348A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042510A (en) * 1976-09-02 1977-08-16 Canton Textile Mills, Inc. Liquid aeration device
US4659485A (en) * 1986-01-31 1987-04-21 Aeras Water Resources, Inc. Method and apparatus for aerating flowing water raceways
WO1992010432A1 (de) * 1990-12-13 1992-06-25 Utb Umwelttechnik Buchs Ag Verfahren und vorrichtung zum lösen von gas in einer flüssigkeit
US5462657A (en) * 1993-09-17 1995-10-31 Tennessee Valley Authority Aeration system
EP1815134A1 (en) * 2004-08-11 2007-08-08 Julius S. Vrana Hydraulic liquid pumping system
EP2127568A1 (en) * 2008-05-29 2009-12-02 Nestec S.A. Mixing and dispensing apparatus with movable mixing chamber

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US543411A (en) * 1895-07-23 taylor
US543410A (en) * 1895-07-23 taylor
US996560A (en) * 1905-06-19 1911-06-27 Richard B Wilson Apparatus for purifying water by ozone.
US895229A (en) * 1908-03-30 1908-08-04 Cecil C E Beddoes Method of treating sewage.
US1594947A (en) * 1922-04-27 1926-08-03 Electric Water Sterilizer & Oz Fluid-diffusing device
GB266893A (en) * 1926-02-16 1927-03-10 Thomas Whittaker Lovett Improvements relating to the treatment of sewage
US2374772A (en) * 1941-11-24 1945-05-01 Carl H Nordell Apparatus for aerating sewage
US3643403A (en) * 1970-04-29 1972-02-22 Richard E Speece Downflow bubble contact aeration apparatus and method
BE788794A (fr) * 1971-09-20 1973-03-13 Airco Inc Procede et appareil d'addition d'oxygene a un
US3840216A (en) * 1972-10-26 1974-10-08 Clark & Vicario Corp Vacuum aeration of liquid waste effluent
FR2257327A1 (en) * 1974-01-10 1975-08-08 Commissariat Energie Atomique Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow
US3882017A (en) * 1974-04-10 1975-05-06 Ren Vand Inc Method and apparatus for aeration of biodegradable waste material

Also Published As

Publication number Publication date
GB1553906A (en) 1979-10-10
NL7608348A (nl) 1977-02-01
US3976575A (en) 1976-08-24
MX3875E (es) 1981-08-26
IT1066008B (it) 1985-03-04
DE2633856A1 (de) 1977-02-17
FR2319409A1 (fr) 1977-02-25
JPS5286564A (en) 1977-07-19
JPS5629583B2 (OSRAM) 1981-07-09

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