FR1603504A - Aerator for biological purification of sewage - Google Patents

Aerator for biological purification of sewage

Info

Publication number
FR1603504A
FR1603504A FR1603504DA FR1603504A FR 1603504 A FR1603504 A FR 1603504A FR 1603504D A FR1603504D A FR 1603504DA FR 1603504 A FR1603504 A FR 1603504A
Authority
FR
France
Prior art keywords
water
wheel
guide tube
vanes
aerator
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
Other languages
English (en)
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1603504A publication Critical patent/FR1603504A/fr
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
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical 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
    • B01F23/234—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
    • C02F3/165—Activated sludge processes using surface aeration the aerator having a vertical axis using vertical aeration channels
    • 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)
  • Engineering & Computer Science (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
FR1603504D 1967-10-13 1968-10-11 Aerator for biological purification of sewage Expired FR1603504A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0053764 1967-10-13

Publications (1)

Publication Number Publication Date
FR1603504A true FR1603504A (en) 1971-05-03

Family

ID=7106586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1603504D Expired FR1603504A (en) 1967-10-13 1968-10-11 Aerator for biological purification of sewage

Country Status (9)

Country Link
AT (1) AT281703B (de)
BE (1) BE721146A (de)
CS (1) CS177806B2 (de)
DE (2) DE1658067A1 (de)
DK (1) DK131026B (de)
ES (1) ES358489A1 (de)
FR (1) FR1603504A (de)
SE (1) SE335105B (de)
YU (1) YU231368A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3253212B2 (ja) * 1993-03-31 2002-02-04 関西化学機械製作株式会社 攪拌翼および攪拌方法
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
DK0916390T3 (da) 1997-11-14 2003-01-06 Kansai Chem Eng Fremgangsmåde ved ejektion af væske og indretning til udøvelse af fremgangsmåden
CA2298879C (en) 1999-02-22 2004-09-14 Hideo Noda Liquid ejection apparatus and liquid ejection method

Also Published As

Publication number Publication date
YU231368A (en) 1981-04-30
CS177806B2 (de) 1977-08-31
BE721146A (de) 1969-03-03
DK131026B (da) 1975-05-20
SE335105B (de) 1971-05-10
DE1658067C3 (de) 1975-05-07
ES358489A1 (es) 1970-04-16
DK131026C (de) 1975-10-20
DE1658067B2 (de) 1974-08-08
DE1658067A1 (de) 1970-07-02
AT281703B (de) 1970-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse