ZA767045B - Improvements in or relating to rotary surface aerators - Google Patents

Improvements in or relating to rotary surface aerators

Info

Publication number
ZA767045B
ZA767045B ZA767045A ZA767045A ZA767045B ZA 767045 B ZA767045 B ZA 767045B ZA 767045 A ZA767045 A ZA 767045A ZA 767045 A ZA767045 A ZA 767045A ZA 767045 B ZA767045 B ZA 767045B
Authority
ZA
South Africa
Prior art keywords
relating
rotary surface
surface aerators
aerators
rotary
Prior art date
Application number
ZA767045A
Other languages
English (en)
Inventor
W Robertson
E Austin
Original Assignee
Hartley Simon 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 Hartley Simon Ltd filed Critical Hartley Simon Ltd
Publication of ZA767045B publication Critical patent/ZA767045B/xx

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)
ZA767045A 1976-01-10 1976-11-24 Improvements in or relating to rotary surface aerators ZA767045B (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
ZA767045B true ZA767045B (en) 1977-10-26

Family

ID=9712972

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA767045A ZA767045B (en) 1976-01-10 1976-11-24 Improvements in or relating to rotary surface aerators

Country Status (19)

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

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 (it) * 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
IN143958B (it) 1978-03-04
GB1502742A (en) 1978-03-01
CH617103A5 (it) 1980-05-14
HK8982A (en) 1982-03-05
DK147234B (da) 1984-05-21
NL166448C (nl) 1981-08-17
NZ182762A (en) 1978-11-13
CA1057431A (en) 1979-06-26
LU76361A1 (it) 1977-06-08
ES454343A1 (es) 1978-03-16
BE849315A (fr) 1977-04-01
IT1065838B (it) 1985-03-04
DE2657683C2 (de) 1985-07-11
DK147234C (da) 1984-10-29
IE44240L (en) 1977-07-10
FR2337580B1 (it) 1981-07-17
FR2337580A1 (fr) 1977-08-05
IE44240B1 (en) 1981-09-23
BR7700080A (pt) 1977-09-20
AU497934B2 (en) 1979-01-25
JPS5636976B2 (it) 1981-08-27
NL7614321A (nl) 1977-07-12
DE2657683A1 (de) 1977-07-14
DK6077A (da) 1977-07-11
AU2003576A (en) 1978-06-01

Similar Documents

Publication Publication Date Title
ZA776057B (en) Improvements in or relating to cleansing
ZA772970B (en) Improvements in or relating to flexible envelopes
ZA773784B (en) Improvements in or relating to fastening devices
PT65322B (en) Improvements in or relating to inflatable literafts
PT67081A (en) Improvements in or relating to coatings
ZA776704B (en) Improvements in or relating to screening
ZA774475B (en) Improvements in or relating to line advance mechanisms
ZA776964B (en) Improvements in or relating to fastening
HK65979A (en) Improvements in or relating to cutters
PT66447B (en) Improvements in or relating to wowen fabrics
ZA773661B (en) Improvements in or relating to resins
ZA775850B (en) Improvements in or relating to toys
ZA773928B (en) Improvements in or relating to tyres
ZA761136B (en) Improvements in or relating to drills
ZA775406B (en) Improvements in or relating to printing machines
ZA774778B (en) Improvements in or relating to glycerokinases
MY8100007A (en) Improvements in or relating to frequency determination
ZA773756B (en) Improvements in or relating to bearing materials
HK8982A (en) Improvements in or relating to rotary surface aerators
ZA774350B (en) Improvements in or relating to dispensers
HK55781A (en) Improvements in or relating to cleansing
ZA774654B (en) Improvements in or relating to dartboards
HK35982A (en) Improvements in or relating to hand tools
ZA764648B (en) Improvements in or relating to mats
EG13064A (en) Improvements in or relating to condensate-removing apparatus