BE750123A - LIQUID AERATION METHOD AND DEVICE - Google Patents

LIQUID AERATION METHOD AND DEVICE

Info

Publication number
BE750123A
BE750123A BE750123DA BE750123A BE 750123 A BE750123 A BE 750123A BE 750123D A BE750123D A BE 750123DA BE 750123 A BE750123 A BE 750123A
Authority
BE
Belgium
Prior art keywords
aeration method
liquid aeration
liquid
aeration
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of BE750123A publication Critical patent/BE750123A/en

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
    • B01F25/211—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 the injectors being surrounded by guiding tubes
    • 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
    • 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)
BE750123D 1969-05-08 1970-05-08 LIQUID AERATION METHOD AND DEVICE BE750123A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691923446 DE1923446A1 (en) 1969-05-08 1969-05-08 Method and device for ventilating liquids in a container

Publications (1)

Publication Number Publication Date
BE750123A true BE750123A (en) 1970-11-09

Family

ID=5733596

Family Applications (1)

Application Number Title Priority Date Filing Date
BE750123D BE750123A (en) 1969-05-08 1970-05-08 LIQUID AERATION METHOD AND DEVICE

Country Status (7)

Country Link
JP (1) JPS503021B1 (en)
BE (1) BE750123A (en)
CA (1) CA947639A (en)
DE (1) DE1923446A1 (en)
FR (1) FR2047493A5 (en)
GB (1) GB1303163A (en)
NL (1) NL7006643A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2410570C2 (en) * 1974-03-06 1982-04-29 Basf Ag, 6700 Ludwigshafen Device for sucking in and compressing gases and mixing them with liquid
US4110210A (en) * 1975-06-02 1978-08-29 Envirotech Corporation Dispersed gas flotation process
JPS5327430U (en) * 1976-08-13 1978-03-08
DE2645780C2 (en) * 1976-10-09 1982-10-07 Basf Ag, 6700 Ludwigshafen Process for gassing a liquid in a circulation reactor and for preventing unreacted gas from separating out of the liquid
DE3218227A1 (en) * 1982-05-14 1983-11-17 Basf Ag, 6700 Ludwigshafen Use of a jet nozzle for introduction of gases into liquids
GB2173117B (en) * 1985-02-12 1988-04-13 * A G Aerating apparatus
WO1993021761A1 (en) * 1992-04-29 1993-11-11 Austmarine Pty. Ltd. Injection apparatus
JP6281927B1 (en) * 2017-08-31 2018-02-21 株式会社安原設備工業 Underwater oxygen dissolution apparatus and underwater oxygen dissolution method using the same

Also Published As

Publication number Publication date
JPS503021B1 (en) 1975-01-30
FR2047493A5 (en) 1971-03-12
GB1303163A (en) 1973-01-17
NL7006643A (en) 1970-11-10
CA947639A (en) 1974-05-21
DE1923446A1 (en) 1970-11-12

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