JPS5328257B2 - - Google Patents

Info

Publication number
JPS5328257B2
JPS5328257B2 JP8861974A JP8861974A JPS5328257B2 JP S5328257 B2 JPS5328257 B2 JP S5328257B2 JP 8861974 A JP8861974 A JP 8861974A JP 8861974 A JP8861974 A JP 8861974A JP S5328257 B2 JPS5328257 B2 JP S5328257B2
Authority
JP
Japan
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
JP8861974A
Other languages
Japanese (ja)
Other versions
JPS50133974A (fr
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 filed Critical
Publication of JPS50133974A publication Critical patent/JPS50133974A/ja
Publication of JPS5328257B2 publication Critical patent/JPS5328257B2/ja
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294"Venturi" aeration means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/233Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/45Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21Jet 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
    • B01F25/211Jet 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80Mixing plants; Combinations of mixers
    • B01F33/81Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological 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)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
JP8861974A 1974-04-15 1974-08-01 Expired JPS5328257B2 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46101474A 1974-04-15 1974-04-15

Publications (2)

Publication Number Publication Date
JPS50133974A JPS50133974A (fr) 1975-10-23
JPS5328257B2 true JPS5328257B2 (fr) 1978-08-14

Family

ID=23830898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8861974A Expired JPS5328257B2 (fr) 1974-04-15 1974-08-01

Country Status (5)

Country Link
JP (1) JPS5328257B2 (fr)
CA (1) CA1042569A (fr)
DE (1) DE2516371A1 (fr)
GB (1) GB1469049A (fr)
ZA (1) ZA752273B (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1520536A (en) * 1975-10-31 1978-08-09 Blum A Deice for introducing air or other gas into drain water or other liquid
DE2634494C2 (de) * 1976-07-31 1983-04-14 Bayer Ag, 5090 Leverkusen Neue Injektoren zur Flüssigkeitsbegasung
DE2713210A1 (de) * 1977-03-25 1978-10-05 Albert Blum Tauchbeluefter
US4139579A (en) * 1977-07-15 1979-02-13 Albert Blum Apparatus for introducing air into a liquid including a liquid pump mounted within an aerator pressure chamber
US4152259A (en) * 1977-12-22 1979-05-01 Clevepak Corporation Backflushing method
JPS54170665U (fr) * 1978-05-23 1979-12-03
JPS55114394A (en) * 1979-02-24 1980-09-03 Eiichi Sugiura Water suction pipe air intake type vapor-liquid mixing pressure aerator for polluted water treatment
JPS5615831A (en) * 1979-07-18 1981-02-16 Nishihara Environ Sanit Res Corp Aerator
GB8401781D0 (en) * 1984-01-24 1984-02-29 Boc Group Plc Dissolving gas liquid
SE457349B (sv) * 1986-03-04 1988-12-19 Purac Ab Anordning foer behandling av vaetskor med luft i en behandlingsbassaeng
JPH01139196A (ja) * 1987-11-24 1989-05-31 Kazuaki Yokota 水処理装置等におけるエジェクター構造
JP7299591B2 (ja) * 2019-10-16 2023-06-28 住友金属鉱山株式会社 反応装置の運転方法

Also Published As

Publication number Publication date
CA1042569A (fr) 1978-11-14
JPS50133974A (fr) 1975-10-23
DE2516371A1 (de) 1975-10-23
GB1469049A (en) 1977-03-30
ZA752273B (en) 1976-03-31

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