BE832740A - SURFACE AERATOR - Google Patents

SURFACE AERATOR

Info

Publication number
BE832740A
BE832740A BE159457A BE159457A BE832740A BE 832740 A BE832740 A BE 832740A BE 159457 A BE159457 A BE 159457A BE 159457 A BE159457 A BE 159457A BE 832740 A BE832740 A BE 832740A
Authority
BE
Belgium
Prior art keywords
surface aerator
aerator
Prior art date
Application number
BE159457A
Other languages
Dutch (nl)
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
Publication of BE832740A publication Critical patent/BE832740A/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
    • C02F3/16—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

  • 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)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
BE159457A 1974-08-29 1975-08-28 SURFACE AERATOR BE832740A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7411483A NL155796B (en) 1974-08-29 1974-08-29 ROTOR FOR A SURFACE AERATOR.

Publications (1)

Publication Number Publication Date
BE832740A true BE832740A (en) 1976-02-26

Family

ID=19821992

Family Applications (1)

Application Number Title Priority Date Filing Date
BE159457A BE832740A (en) 1974-08-29 1975-08-28 SURFACE AERATOR

Country Status (7)

Country Link
BE (1) BE832740A (en)
DE (2) DE7527134U (en)
FR (1) FR2283095A1 (en)
GB (1) GB1470926A (en)
IE (1) IE41451B1 (en)
LU (1) LU73273A1 (en)
NL (1) NL155796B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL169165C (en) * 1976-05-31 1985-04-16 Dhv Raadgevend Ing SURFACE AERATOR.
CH630268A5 (en) * 1978-06-12 1982-06-15 Kaelin J R SURFACE VENTILATOR.
CH655533B (en) * 1981-08-14 1986-04-30

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2034269A1 (en) * 1970-07-10 1972-01-20 Schade H Device for circulating and aerating liquid

Also Published As

Publication number Publication date
DE2538156A1 (en) 1976-04-01
FR2283095A1 (en) 1976-03-26
NL7411483A (en) 1976-03-02
DE2538156C2 (en) 1984-11-15
IE41451B1 (en) 1980-01-02
NL155796B (en) 1978-02-15
IE41451L (en) 1976-02-29
DE7527134U (en) 1976-01-22
GB1470926A (en) 1977-04-21
FR2283095B1 (en) 1982-03-19
LU73273A1 (en) 1976-05-31
AU8392775A (en) 1977-02-17

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MACHINEFABRIEK W. HUBERT & CO. B.V.

Effective date: 19930831