FR2204449A1 - Air into liq. mixing appts - esp. for aeration of effluent water streams, draws air down shaft for expulsion near turbine - Google Patents

Air into liq. mixing appts - esp. for aeration of effluent water streams, draws air down shaft for expulsion near turbine

Info

Publication number
FR2204449A1
FR2204449A1 FR7338118A FR7338118A FR2204449A1 FR 2204449 A1 FR2204449 A1 FR 2204449A1 FR 7338118 A FR7338118 A FR 7338118A FR 7338118 A FR7338118 A FR 7338118A FR 2204449 A1 FR2204449 A1 FR 2204449A1
Authority
FR
France
Prior art keywords
air
aeration
effluent water
liq
expulsion
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
FR7338118A
Other languages
English (en)
French (fr)
Other versions
FR2204449B3 (en, 2012
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.)
MARONGIU PIER IT
Original Assignee
MARONGIU PIER IT
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 MARONGIU PIER IT filed Critical MARONGIU PIER IT
Publication of FR2204449A1 publication Critical patent/FR2204449A1/fr
Application granted granted Critical
Publication of FR2204449B3 publication Critical patent/FR2204449B3/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
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/86—Mixing heads comprising a driven stirrer
    • B01F33/862—Mixing heads comprising a driven stirrer the stirrer being provided with a surrounding stator
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7338118A 1972-10-25 1973-10-25 Air into liq. mixing appts - esp. for aeration of effluent water streams, draws air down shaft for expulsion near turbine Granted FR2204449A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT356772A IT972088B (it) 1972-10-25 1972-10-25 Apparato miscelatore a girante som mersa e autoaspirazione e alimenta zione attraverso l albero della gi rante per contatto intimo fra fasi immiscibili aerazione reazione chimica estrazione con solvente assorbimento epr impianti del tipo a tino vasche e bacini

Publications (2)

Publication Number Publication Date
FR2204449A1 true FR2204449A1 (en) 1974-05-24
FR2204449B3 FR2204449B3 (en, 2012) 1976-09-17

Family

ID=11109841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7338118A Granted FR2204449A1 (en) 1972-10-25 1973-10-25 Air into liq. mixing appts - esp. for aeration of effluent water streams, draws air down shaft for expulsion near turbine

Country Status (3)

Country Link
DE (1) DE2353313A1 (en, 2012)
FR (1) FR2204449A1 (en, 2012)
IT (1) IT972088B (en, 2012)

Also Published As

Publication number Publication date
DE2353313A1 (de) 1974-05-09
FR2204449B3 (en, 2012) 1976-09-17
IT972088B (it) 1974-05-20

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Legal Events

Date Code Title Description
ST Notification of lapse