FR2395773B1 - - Google Patents

Info

Publication number
FR2395773B1
FR2395773B1 FR7818986A FR7818986A FR2395773B1 FR 2395773 B1 FR2395773 B1 FR 2395773B1 FR 7818986 A FR7818986 A FR 7818986A FR 7818986 A FR7818986 A FR 7818986A FR 2395773 B1 FR2395773 B1 FR 2395773B1
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
FR7818986A
Other languages
French (fr)
Other versions
FR2395773A1 (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.)
Voestalpine AG
Vereinigte Osterreichische Eisen und Stahlwerke AG
Original Assignee
Voestalpine AG
Vereinigte Osterreichische Eisen und Stahlwerke AG
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 Voestalpine AG, Vereinigte Osterreichische Eisen und Stahlwerke AG filed Critical Voestalpine AG
Publication of FR2395773A1 publication Critical patent/FR2395773A1/fr
Application granted granted Critical
Publication of FR2395773B1 publication Critical patent/FR2395773B1/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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3123—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with two or more Venturi elements
    • B01F25/31233—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with two or more Venturi elements used successively
    • 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
    • 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
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (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)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
FR7818986A 1977-06-28 1978-06-26 Appareil pour introduire des gaz dans des liquides, notamment pour l'aeration d'eaux usees Granted FR2395773A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT457777A AT352033B (de) 1977-06-28 1977-06-28 Vorrichtung zum einbringen von gasen in fluessigkeiten, insbesondere zum belueften von abwaessern

Publications (2)

Publication Number Publication Date
FR2395773A1 FR2395773A1 (fr) 1979-01-26
FR2395773B1 true FR2395773B1 (it) 1982-08-27

Family

ID=3565733

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7818986A Granted FR2395773A1 (fr) 1977-06-28 1978-06-26 Appareil pour introduire des gaz dans des liquides, notamment pour l'aeration d'eaux usees

Country Status (14)

Country Link
JP (1) JPS5418148A (it)
AT (1) AT352033B (it)
CH (1) CH634758A5 (it)
CS (1) CS208105B2 (it)
DD (1) DD136131A5 (it)
DE (1) DE2826259C2 (it)
DK (1) DK289078A (it)
FI (1) FI782042A (it)
FR (1) FR2395773A1 (it)
GB (1) GB2000687B (it)
HU (1) HU177018B (it)
IT (1) IT1105349B (it)
SE (1) SE431084B (it)
YU (1) YU151678A (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4734197A (en) * 1977-11-04 1988-03-29 Reid John H Jet aerator header assemblies and methods for use thereof in total, partial, and non-barriered oxidation ditches
DE3023428C2 (de) * 1980-06-23 1989-07-20 Josef 8521 Wielerstett Ostermaier Verfahren zum Aufbereiten von Gülle und Gehäusepumpe zur Durchführung des Verfahrens
AT393675B (de) * 1982-05-04 1991-11-25 Voest Alpine Ag Verfahren fuer die vermischung von fluessigkeiten mit gasen
DE3418710A1 (de) * 1984-05-19 1985-11-21 Oskar Vollmar GmbH, 7000 Stuttgart Strahlreiniger
US4717515A (en) * 1985-04-29 1988-01-05 Wilfley Weber, Inc. Apparatus for dispersing fluids in liquids
AT403047B (de) * 1995-11-24 1997-10-27 Ernst Beisteiner Vorrichtung zur reinigung von abwasser
WO1997022562A1 (en) * 1995-12-05 1997-06-26 Inglewood Technologies Pty. Ltd. An aeration device
EP2756879B1 (de) 2013-01-22 2016-06-08 Kunze, Silvia Vorrichtung zur gaseinbringung in eine flüssigkeit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE312900C (it) *
DE1275512B (de) * 1962-01-08 1968-08-22 Willi Walbersdorf Sondermaschb Mischvorrichtung
US3904393A (en) * 1973-07-13 1975-09-09 Raymond A Morse Venturi-type water aerator
US3897000A (en) * 1973-11-08 1975-07-29 Houdaille Industries Inc Multiple jet aerator module
DE2410570C2 (de) * 1974-03-06 1982-04-29 Basf Ag, 6700 Ludwigshafen Vorrichtung zum Ansaugen und Verdichten von Gasen und deren Vermischung mit Flüssigkeit
FR2352580A2 (fr) * 1975-02-25 1977-12-23 Alsthom Cgee Dispositif d'injection d'un gaz dans un liquide

Also Published As

Publication number Publication date
ATA457777A (de) 1979-01-15
SE7807251L (sv) 1978-12-29
IT7850056A0 (it) 1978-06-27
FR2395773A1 (fr) 1979-01-26
DE2826259C2 (de) 1984-08-02
IT1105349B (it) 1985-10-28
DK289078A (da) 1978-12-29
JPS5418148A (en) 1979-02-09
AT352033B (de) 1979-08-27
GB2000687A (en) 1979-01-17
CS208105B2 (en) 1981-08-31
SE431084B (sv) 1984-01-16
DE2826259A1 (de) 1979-01-04
HU177018B (hu) 1981-06-28
CH634758A5 (de) 1983-02-28
GB2000687B (en) 1982-03-10
FI782042A (fi) 1978-12-29
DD136131A5 (de) 1979-06-20
YU151678A (en) 1982-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse