CA1057431A - Rotary surface aerators - Google Patents

Rotary surface aerators

Info

Publication number
CA1057431A
CA1057431A CA266,441A CA266441A CA1057431A CA 1057431 A CA1057431 A CA 1057431A CA 266441 A CA266441 A CA 266441A CA 1057431 A CA1057431 A CA 1057431A
Authority
CA
Canada
Prior art keywords
blade
aerator
plate
aerator according
secured
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
CA266,441A
Other languages
English (en)
French (fr)
Inventor
Eric P. Austin
William S. Robertson
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.)
Simon Hartley Ltd
Original Assignee
Simon Hartley Ltd
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 Simon Hartley Ltd filed Critical Simon Hartley Ltd
Application granted granted Critical
Publication of CA1057431A publication Critical patent/CA1057431A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/14Activated sludge processes using surface aeration
    • C02F3/16Activated sludge processes using surface aeration the aerator having a vertical axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234Surface aerating
    • B01F23/2342Surface 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
    • B01F23/23421Surface 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
    • B01F23/234211Stirrers thereof
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CA266,441A 1976-01-10 1976-11-24 Rotary surface aerators Expired CA1057431A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB92776A GB1502742A (en) 1976-01-10 1976-01-10 Rotary surface aerators

Publications (1)

Publication Number Publication Date
CA1057431A true CA1057431A (en) 1979-06-26

Family

ID=9712972

Family Applications (1)

Application Number Title Priority Date Filing Date
CA266,441A Expired CA1057431A (en) 1976-01-10 1976-11-24 Rotary surface aerators

Country Status (19)

Country Link
JP (1) JPS5285761A (ru)
AU (1) AU497934B2 (ru)
BE (1) BE849315A (ru)
BR (1) BR7700080A (ru)
CA (1) CA1057431A (ru)
CH (1) CH617103A5 (ru)
DE (1) DE2657683C2 (ru)
DK (1) DK147234C (ru)
ES (1) ES454343A1 (ru)
FR (1) FR2337580A1 (ru)
GB (1) GB1502742A (ru)
HK (1) HK8982A (ru)
IE (1) IE44240B1 (ru)
IN (1) IN143958B (ru)
IT (1) IT1065838B (ru)
LU (1) LU76361A1 (ru)
NL (1) NL166448C (ru)
NZ (1) NZ182762A (ru)
ZA (1) ZA767045B (ru)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE884216A (nl) * 1980-07-08 1980-11-03 Haegeman Johny H Inrichting voor het mengen van gas met vloeistof of omgekeerd en voor het ontgassen van een vloeistof
JP5704928B2 (ja) * 2011-01-11 2015-04-22 株式会社環境測定サービス 水循環装置
CN110228858A (zh) * 2019-06-14 2019-09-13 中国石油大学(华东) 一种可旋转式均匀曝气装置
CN113716824B (zh) * 2021-11-03 2022-01-21 苏州飞驰环保科技股份有限公司 一种强化污泥曝气处理装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE473404C (de) * 1925-05-24 1929-03-16 Ig Farbenindustrie Ag Ruehr- und Mischvorrichtung
FR88774E (ru) * 1962-05-07 1967-06-07
US3814395A (en) * 1964-02-27 1974-06-04 Kaelin J R Aeration plant for clarifying sewage and waste effluents
DE1557138B2 (de) * 1966-02-10 1973-08-23 Metallgesellschaft AG, 6000 Frank fürt Vorrichtung zum begasen von fluessigkeiten
DE1557181C3 (de) * 1966-11-21 1975-03-20 Passavant - Werke Michelbacher Huette, 6209 Aarbergen Vorrichtung zum Eintragen von Gasen in Flüssigkeiten
AT281704B (de) * 1968-11-21 1970-05-25 Passavant Werke Zentralsymmetrisches Belüftungsbecken mit vertikalachsigem Oberflächenbelüfter
CH495293A (de) * 1969-05-19 1970-08-31 Kaelin J R Vertikalachsiger Belüfterkreisel zum Belüften von Flüssigkeiten
DE2140283C3 (de) * 1971-08-06 1979-07-26 Simon-Hartley Ltd., Stoke-On-Trent, Staffordshire (Grossbritannien) Vertikalachsiges Belüfterrührwerk für Flüssigkeiten, Aufschlämmungen o.dgl
BE791671A (fr) * 1971-11-23 1973-03-16 Kaelin J R Centrifugeuse d'aeration de la surface d'un bassin a boues activees
GB1402400A (en) * 1973-05-09 1975-08-06 Hartley Simon Ltd Aerators

Also Published As

Publication number Publication date
JPS5285761A (en) 1977-07-16
NL166448C (nl) 1981-08-17
BR7700080A (pt) 1977-09-20
DE2657683C2 (de) 1985-07-11
IN143958B (ru) 1978-03-04
NZ182762A (en) 1978-11-13
CH617103A5 (ru) 1980-05-14
ZA767045B (en) 1977-10-26
DK147234B (da) 1984-05-21
DE2657683A1 (de) 1977-07-14
IE44240L (en) 1977-07-10
GB1502742A (en) 1978-03-01
FR2337580B1 (ru) 1981-07-17
HK8982A (en) 1982-03-05
AU2003576A (en) 1978-06-01
BE849315A (fr) 1977-04-01
JPS5636976B2 (ru) 1981-08-27
IE44240B1 (en) 1981-09-23
NL7614321A (nl) 1977-07-12
ES454343A1 (es) 1978-03-16
DK6077A (da) 1977-07-11
DK147234C (da) 1984-10-29
LU76361A1 (ru) 1977-06-08
IT1065838B (it) 1985-03-04
FR2337580A1 (fr) 1977-08-05
AU497934B2 (en) 1979-01-25

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