CH616905A5 - Surface aerator for liquids, especially for the aeration of sewage - Google Patents

Surface aerator for liquids, especially for the aeration of sewage Download PDF

Info

Publication number
CH616905A5
CH616905A5 CH1365677A CH1365677A CH616905A5 CH 616905 A5 CH616905 A5 CH 616905A5 CH 1365677 A CH1365677 A CH 1365677A CH 1365677 A CH1365677 A CH 1365677A CH 616905 A5 CH616905 A5 CH 616905A5
Authority
CH
Switzerland
Prior art keywords
disc
aerator
blades
cone
blade
Prior art date
Application number
CH1365677A
Other languages
English (en)
French (fr)
Inventor
Alain Paul Yves Joseph Durand
Original Assignee
Soaf
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 Soaf filed Critical Soaf
Publication of CH616905A5 publication Critical patent/CH616905A5/fr

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
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
CH1365677A 1976-12-06 1977-11-09 Surface aerator for liquids, especially for the aeration of sewage CH616905A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7636664A FR2372774A2 (fr) 1976-12-06 1976-12-06 Perfectionnements aux turbines d'aeration de liquides

Publications (1)

Publication Number Publication Date
CH616905A5 true CH616905A5 (en) 1980-04-30

Family

ID=9180696

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1365677A CH616905A5 (en) 1976-12-06 1977-11-09 Surface aerator for liquids, especially for the aeration of sewage

Country Status (8)

Country Link
BE (1) BE861495R (it)
CH (1) CH616905A5 (it)
DE (1) DE2754695A1 (it)
ES (1) ES464896A1 (it)
FR (1) FR2372774A2 (it)
GR (1) GR61725B (it)
IT (1) IT1088763B (it)
PT (1) PT67361B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102451625B (zh) * 2010-10-15 2014-01-01 中国石油化工股份有限公司 一种自吸式气液混合叶轮
CN102451610B (zh) * 2010-10-15 2014-01-01 中国石油化工股份有限公司 一种工业生产窑炉氮氧化物尾气的治理方法和装置
CN102452540B (zh) * 2010-10-15 2014-01-01 中国石油化工股份有限公司 一种储罐排放恶臭废气的处理方法
CN108408927A (zh) * 2018-04-02 2018-08-17 新乡市蓝海环境科技有限公司 污水处理或深水混合充氧装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1328959A (fr) * 1962-04-13 1963-06-07 Infilco Inc Aérateur de surface
DE1557138B2 (de) * 1966-02-10 1973-08-23 Metallgesellschaft AG, 6000 Frank fürt Vorrichtung zum begasen von fluessigkeiten
DE1632423B2 (de) * 1968-01-04 1975-01-23 Friedrich Uhde Gmbh, 4600 Dortmund Vorrichtung zum Begasen von Flüssigkelten
FR2226368A1 (en) * 1973-04-18 1974-11-15 Etudes Const Mecaniques Biological purificn of waste water and sewage - for small communities by total oxidn. process

Also Published As

Publication number Publication date
BE861495R (fr) 1978-03-31
GR61725B (en) 1978-12-29
ES464896A1 (es) 1978-09-01
PT67361A (fr) 1978-01-01
FR2372774A2 (fr) 1978-06-30
IT1088763B (it) 1985-06-10
PT67361B (fr) 1979-05-15
FR2372774B2 (it) 1983-03-18
DE2754695A1 (de) 1978-06-08

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Legal Events

Date Code Title Description
PL Patent ceased