FR1272399A - Device for surface aeration of liquids - Google Patents

Device for surface aeration of liquids

Info

Publication number
FR1272399A
FR1272399A FR842683A FR842683A FR1272399A FR 1272399 A FR1272399 A FR 1272399A FR 842683 A FR842683 A FR 842683A FR 842683 A FR842683 A FR 842683A FR 1272399 A FR1272399 A FR 1272399A
Authority
FR
France
Prior art keywords
liquids
surface aeration
aeration
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
FR842683A
Other languages
French (fr)
Inventor
James Frankland Bolton
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.)
Ames Crosta Mills and Co Ltd
Original Assignee
Ames Crosta Mills and Co 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
Priority claimed from GB3683459A external-priority patent/GB896278A/en
Application filed by Ames Crosta Mills and Co Ltd filed Critical Ames Crosta Mills and Co Ltd
Priority to FR842683A priority Critical patent/FR1272399A/en
Application granted granted Critical
Publication of FR1272399A publication Critical patent/FR1272399A/en
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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • 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)
  • 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)
FR842683A 1959-10-30 1960-10-31 Device for surface aeration of liquids Expired FR1272399A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR842683A FR1272399A (en) 1959-10-30 1960-10-31 Device for surface aeration of liquids

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3683459A GB896278A (en) 1959-10-30 1959-10-30 Improvements in or relating to the surface aeration of liquid
FR842683A FR1272399A (en) 1959-10-30 1960-10-31 Device for surface aeration of liquids

Publications (1)

Publication Number Publication Date
FR1272399A true FR1272399A (en) 1961-09-22

Family

ID=26188003

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842683A Expired FR1272399A (en) 1959-10-30 1960-10-31 Device for surface aeration of liquids

Country Status (1)

Country Link
FR (1) FR1272399A (en)

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