FR2184426B1 - - Google Patents

Info

Publication number
FR2184426B1
FR2184426B1 FR7217485A FR7217485A FR2184426B1 FR 2184426 B1 FR2184426 B1 FR 2184426B1 FR 7217485 A FR7217485 A FR 7217485A FR 7217485 A FR7217485 A FR 7217485A FR 2184426 B1 FR2184426 B1 FR 2184426B1
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
FR7217485A
Other languages
French (fr)
Other versions
FR2184426A1 (en
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.)
FMC Corp
Original Assignee
FMC Corp
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 FMC Corp filed Critical FMC Corp
Priority to FR7217485A priority Critical patent/FR2184426A1/fr
Publication of FR2184426A1 publication Critical patent/FR2184426A1/fr
Application granted granted Critical
Publication of FR2184426B1 publication Critical patent/FR2184426B1/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
    • C02F3/20—Activated sludge processes using diffusers
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23121—Diffusers having injection means, e.g. nozzles with circumferential outlet
    • 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)
FR7217485A 1972-05-16 1972-05-16 Aeration diffuser - of modular construction for aerating polluted lakes,rivers etc Granted FR2184426A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7217485A FR2184426A1 (en) 1972-05-16 1972-05-16 Aeration diffuser - of modular construction for aerating polluted lakes,rivers etc

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7217485A FR2184426A1 (en) 1972-05-16 1972-05-16 Aeration diffuser - of modular construction for aerating polluted lakes,rivers etc

Publications (2)

Publication Number Publication Date
FR2184426A1 FR2184426A1 (en) 1973-12-28
FR2184426B1 true FR2184426B1 (enrdf_load_stackoverflow) 1976-08-06

Family

ID=9098594

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7217485A Granted FR2184426A1 (en) 1972-05-16 1972-05-16 Aeration diffuser - of modular construction for aerating polluted lakes,rivers etc

Country Status (1)

Country Link
FR (1) FR2184426A1 (enrdf_load_stackoverflow)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1562922A (enrdf_load_stackoverflow) * 1968-01-15 1969-04-11

Also Published As

Publication number Publication date
FR2184426A1 (en) 1973-12-28

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse