FR1562734A - - Google Patents

Info

Publication number
FR1562734A
FR1562734A FR1562734DA FR1562734A FR 1562734 A FR1562734 A FR 1562734A FR 1562734D A FR1562734D A FR 1562734DA FR 1562734 A FR1562734 A FR 1562734A
Authority
FR
France
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
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
Application granted granted Critical
Publication of FR1562734A publication Critical patent/FR1562734A/fr
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
    • C02F3/14—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
    • 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)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR1562734D 1967-05-17 1968-05-16 Expired FR1562734A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2293667 1967-05-17

Publications (1)

Publication Number Publication Date
FR1562734A true FR1562734A (fr) 1969-04-04

Family

ID=10187469

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1562734D Expired FR1562734A (fr) 1967-05-17 1968-05-16

Country Status (6)

Country Link
US (1) US3606984A (fr)
BE (1) BE715373A (fr)
FR (1) FR1562734A (fr)
GB (1) GB1228134A (fr)
HK (1) HK47076A (fr)
NL (1) NL6807013A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2183644A1 (en) * 1972-05-12 1973-12-21 Clippeleir Sedec Ets Treatment of waste water and sewage - by aeration and mixing in vertical axis turbine

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032604A (en) * 1972-09-05 1977-06-28 The Marley Cooling Tower Company Hot water supply and distribution structure for cooling towers
US3880964A (en) * 1972-09-05 1975-04-29 Marley Co Hot water supply and distribution structure for cooling towers
US3897525A (en) * 1973-03-13 1975-07-29 Passavant Werke Apparatus for aerating liquids in a tank having wave attenuator
NL169165C (nl) * 1976-05-31 1985-04-16 Dhv Raadgevend Ing Oppervlaktebeluchter.
GB1522874A (en) * 1976-07-08 1978-08-31 Air Prod & Chem Mechanical aerators for liquids
GB8829220D0 (en) * 1988-12-15 1989-01-25 Thames Water Authority Sludge treatment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2183644A1 (en) * 1972-05-12 1973-12-21 Clippeleir Sedec Ets Treatment of waste water and sewage - by aeration and mixing in vertical axis turbine

Also Published As

Publication number Publication date
US3606984A (en) 1971-09-21
GB1228134A (fr) 1971-04-15
BE715373A (fr) 1968-10-16
NL6807013A (fr) 1968-11-18
HK47076A (en) 1976-07-30

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Legal Events

Date Code Title Description
ST Notification of lapse