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FR2345398A1 - Appareillage pour le traitement biologique des eaux - Google Patents

Appareillage pour le traitement biologique des eaux

Info

Publication number
FR2345398A1
FR2345398A1 FR7608428A FR7608428A FR2345398A1 FR 2345398 A1 FR2345398 A1 FR 2345398A1 FR 7608428 A FR7608428 A FR 7608428A FR 7608428 A FR7608428 A FR 7608428A FR 2345398 A1 FR2345398 A1 FR 2345398A1
Authority
FR
France
Prior art keywords
water
drum
aerator
archimedean screw
blades
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.)
Granted
Application number
FR7608428A
Other languages
English (en)
Other versions
FR2345398B1 (fr
Inventor
Raymond Hamel
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.)
PEC ENGINEERING
Original Assignee
PEC ENGINEERING
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 PEC ENGINEERING filed Critical PEC ENGINEERING
Priority to FR7608428A priority Critical patent/FR2345398A1/fr
Publication of FR2345398A1 publication Critical patent/FR2345398A1/fr
Application granted granted Critical
Publication of FR2345398B1 publication Critical patent/FR2345398B1/fr
Granted 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
    • C02F3/18—Activated sludge processes using surface aeration the aerator having a horizontal 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
    • 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)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR7608428A 1976-03-24 1976-03-24 Appareillage pour le traitement biologique des eaux Granted FR2345398A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7608428A FR2345398A1 (fr) 1976-03-24 1976-03-24 Appareillage pour le traitement biologique des eaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7608428A FR2345398A1 (fr) 1976-03-24 1976-03-24 Appareillage pour le traitement biologique des eaux

Publications (2)

Publication Number Publication Date
FR2345398A1 true FR2345398A1 (fr) 1977-10-21
FR2345398B1 FR2345398B1 (fr) 1978-08-25

Family

ID=9170836

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7608428A Granted FR2345398A1 (fr) 1976-03-24 1976-03-24 Appareillage pour le traitement biologique des eaux

Country Status (1)

Country Link
FR (1) FR2345398A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1640064A1 (fr) * 2004-09-28 2006-03-29 Asahi Glass Company Ltd. Dispositif et procédé pour mélanger du gaz avec du fluide et procédé de fabrication d'un polymer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1640064A1 (fr) * 2004-09-28 2006-03-29 Asahi Glass Company Ltd. Dispositif et procédé pour mélanger du gaz avec du fluide et procédé de fabrication d'un polymer
US8118476B2 (en) 2004-09-28 2012-02-21 Asahi Glass Company, Limited Gas/liquid mixing equipment, gas/liquid mixing method, polymer and method for its production

Also Published As

Publication number Publication date
FR2345398B1 (fr) 1978-08-25

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Legal Events

Date Code Title Description
ST Notification of lapse