FR2088891A5 - Water aeration plant - Google Patents

Water aeration plant

Info

Publication number
FR2088891A5
FR2088891A5 FR7015585A FR7015585A FR2088891A5 FR 2088891 A5 FR2088891 A5 FR 2088891A5 FR 7015585 A FR7015585 A FR 7015585A FR 7015585 A FR7015585 A FR 7015585A FR 2088891 A5 FR2088891 A5 FR 2088891A5
Authority
FR
France
Prior art keywords
water aeration
aeration plant
plant
esp
town
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
FR7015585A
Other languages
French (fr)
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.)
OMNIUM ASSAINISSEMENT
Alstom SA
Original Assignee
OMNIUM ASSAINISSEMENT
Alstom SA
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 OMNIUM ASSAINISSEMENT, Alstom SA filed Critical OMNIUM ASSAINISSEMENT
Priority to FR7015585A priority Critical patent/FR2088891A5/en
Priority to ES390735A priority patent/ES390735A1/en
Priority to DE19712121153 priority patent/DE2121153A1/en
Application granted granted Critical
Publication of FR2088891A5 publication Critical patent/FR2088891A5/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
    • C02F3/14—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)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)

Abstract

Apparatus comprises a high output pump with its suction inlet near the tank bottom. a tapering outlet pipe provides an all-round horizontal discharge at the water surface. Used for aeration liquids generally, esp. for town and industrial effluents.
FR7015585A 1970-04-29 1970-04-29 Water aeration plant Expired FR2088891A5 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7015585A FR2088891A5 (en) 1970-04-29 1970-04-29 Water aeration plant
ES390735A ES390735A1 (en) 1970-04-29 1971-04-29 Procedure for the oxygenation of a liquid in a basin by surface aeration. (Machine-translation by Google Translate, not legally binding)
DE19712121153 DE2121153A1 (en) 1970-04-29 1971-04-29 Device for aerating liquids

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7015585A FR2088891A5 (en) 1970-04-29 1970-04-29 Water aeration plant

Publications (1)

Publication Number Publication Date
FR2088891A5 true FR2088891A5 (en) 1972-01-07

Family

ID=9054783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7015585A Expired FR2088891A5 (en) 1970-04-29 1970-04-29 Water aeration plant

Country Status (3)

Country Link
DE (1) DE2121153A1 (en)
ES (1) ES390735A1 (en)
FR (1) FR2088891A5 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4306968A (en) * 1978-10-10 1981-12-22 Mcneil Corporation Sewage treatment system

Also Published As

Publication number Publication date
ES390735A1 (en) 1973-06-16
DE2121153A1 (en) 1971-11-11

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Legal Events

Date Code Title Description
ST Notification of lapse