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AT281706B - Device for introducing gases, e.g. of air, in sewage or the like. liquids - Google Patents

Device for introducing gases, e.g. of air, in sewage or the like. liquids

Info

Publication number
AT281706B
AT281706B AT1107168A AT1107168A AT281706B AT 281706 B AT281706 B AT 281706B AT 1107168 A AT1107168 A AT 1107168A AT 1107168 A AT1107168 A AT 1107168A AT 281706 B AT281706 B AT 281706B
Authority
AT
Austria
Prior art keywords
sewage
liquids
air
introducing gases
gases
Prior art date
Application number
AT1107168A
Other languages
German (de)
Original Assignee
Passavant Werke
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 Passavant Werke filed Critical Passavant Werke
Application granted granted Critical
Publication of AT281706B publication Critical patent/AT281706B/en

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
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/145—Protection against aerosols
    • 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
    • B01F23/234—Surface aerating
    • B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
    • B01F23/23421—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force the stirrers rotating about a vertical axis
    • B01F23/234211—Stirrers thereof
    • 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
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical 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

  • 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)
AT1107168A 1967-11-15 1968-11-14 Device for introducing gases, e.g. of air, in sewage or the like. liquids AT281706B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP0043403 1967-11-15

Publications (1)

Publication Number Publication Date
AT281706B true AT281706B (en) 1970-05-25

Family

ID=7379446

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1107168A AT281706B (en) 1967-11-15 1968-11-14 Device for introducing gases, e.g. of air, in sewage or the like. liquids

Country Status (4)

Country Link
AT (1) AT281706B (en)
BE (1) BE723875A (en)
CH (1) CH484003A (en)
DE (1) DE1658115A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3253212B2 (en) * 1993-03-31 2002-02-04 関西化学機械製作株式会社 Stirring blade and stirring method
US5785424A (en) * 1993-04-30 1998-07-28 Kansai Chemical Engineering Co. Ltd. Agitator blade having agitators with open first and second ends and inner fabrics therein
EP0916390B1 (en) 1997-11-14 2002-12-11 Kansai Chemical Engineering Co. Ltd Liquid ejection apparatus and liquid ejection method

Also Published As

Publication number Publication date
BE723875A (en) 1969-04-16
DE1658115A1 (en) 1970-08-20
CH484003A (en) 1970-01-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee