AU4363793A - Method of mixing and treating liquid with air and means for performing the method - Google Patents

Method of mixing and treating liquid with air and means for performing the method

Info

Publication number
AU4363793A
AU4363793A AU43637/93A AU4363793A AU4363793A AU 4363793 A AU4363793 A AU 4363793A AU 43637/93 A AU43637/93 A AU 43637/93A AU 4363793 A AU4363793 A AU 4363793A AU 4363793 A AU4363793 A AU 4363793A
Authority
AU
Australia
Prior art keywords
mixing
air
treating liquid
treating
liquid
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.)
Abandoned
Application number
AU43637/93A
Inventor
Lars Ljungkvist
Tore Nordlund
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU4363793A publication Critical patent/AU4363793A/en
Abandoned 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
    • C02F3/1284—Mixing devices
    • 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
    • B01F23/2332—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements the stirrer rotating about a horizontal axis; Stirrers therefor
    • 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
    • B01F23/23362—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 under the stirrer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/25—Mixers with both stirrer and drive unit submerged in the material being mixed
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
    • 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)
  • Physical Water Treatments (AREA)
AU43637/93A 1991-11-14 1993-05-10 Method of mixing and treating liquid with air and means for performing the method Abandoned AU4363793A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9103377A SE9103377L (en) 1991-11-14 1991-11-14 PROCEDURE FOR PIPING AND TREATMENT OF LIQUID BY AIR APPROPRIATE DEVICE FOR PERFORMANCE OF THE PROCEDURE
PCT/SE1993/000407 WO1994026400A1 (en) 1991-11-14 1993-05-10 Method of mixing and treating liquid with air and means for performing the method

Publications (1)

Publication Number Publication Date
AU4363793A true AU4363793A (en) 1994-12-12

Family

ID=20384333

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43637/93A Abandoned AU4363793A (en) 1991-11-14 1993-05-10 Method of mixing and treating liquid with air and means for performing the method

Country Status (4)

Country Link
EP (1) EP0697911A1 (en)
AU (1) AU4363793A (en)
SE (1) SE9103377L (en)
WO (1) WO1994026400A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2659959B1 (en) * 2012-05-03 2014-08-20 BHKW Johann Hochreiter Biogas Planung Beratung GmbH Device for mixing the content of substrate containers
JP5928710B2 (en) * 2012-05-10 2016-06-01 Ｊｆｅエンジニアリング株式会社 Aeration equipment
EP2937317A1 (en) * 2014-04-25 2015-10-28 e-proxi ag Waste water aeration system and method for aerating waste water
WO2020072845A1 (en) * 2018-10-05 2020-04-09 University Of Baltimore Systems, methods and apparatus for utilizing a resuspension tank
GR1010125B (en) * 2021-01-29 2021-11-11 Νικολαος Σταματιου Κωνστανταρας Underwater energy water mill

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1210897A (en) * 1967-10-02 1970-11-04 Bird Machine Co Apparatus for promoting dissolving of gas in liquid
DE2216917C3 (en) * 1972-04-07 1974-09-19 Richard Dipl.-Ing. 6100 Darmstadt Schreiber Device for dissolving oxygen in water
AU483985B2 (en) * 1974-09-04 1977-03-10 Maxwell Contracting Pty. Ltd. Aeration control system
SE457349B (en) * 1986-03-04 1988-12-19 Purac Ab DEVICE FOR TREATMENT OF LIQUIDS WITH AIR IN A TREATMENT POOL

Also Published As

Publication number Publication date
SE9103377L (en) 1993-05-15
EP0697911A1 (en) 1996-02-28
SE9103377D0 (en) 1991-11-14
WO1994026400A1 (en) 1994-11-24

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