JPS5346166A - Biological treatment of waste water - Google Patents

Biological treatment of waste water

Info

Publication number
JPS5346166A
JPS5346166A JP12133777A JP12133777A JPS5346166A JP S5346166 A JPS5346166 A JP S5346166A JP 12133777 A JP12133777 A JP 12133777A JP 12133777 A JP12133777 A JP 12133777A JP S5346166 A JPS5346166 A JP S5346166A
Authority
JP
Japan
Prior art keywords
waste water
biological treatment
biological
treatment
waste
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
JP12133777A
Other languages
Japanese (ja)
Other versions
JPS5835118B2 (en
Inventor
Sabuaado Giyui
Gamu Hon Rii Robaato
Hoonshii Dereku
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.)
Canadian Liquid Air Ltd
Original Assignee
Canadian Liquid Air Ltd
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 Canadian Liquid Air Ltd filed Critical Canadian Liquid Air Ltd
Publication of JPS5346166A publication Critical patent/JPS5346166A/en
Publication of JPS5835118B2 publication Critical patent/JPS5835118B2/en
Expired 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
    • C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
    • 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
    • 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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
    • 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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/226—"Deep shaft" processes
    • 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
JP52121337A 1976-10-07 1977-10-07 Two-zone method for biological treatment of wastewater Expired JPS5835118B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73047876A 1976-10-07 1976-10-07

Publications (2)

Publication Number Publication Date
JPS5346166A true JPS5346166A (en) 1978-04-25
JPS5835118B2 JPS5835118B2 (en) 1983-07-30

Family

ID=24935524

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52121337A Expired JPS5835118B2 (en) 1976-10-07 1977-10-07 Two-zone method for biological treatment of wastewater

Country Status (8)

Country Link
JP (1) JPS5835118B2 (en)
AU (1) AU515052B2 (en)
BE (1) BE859489A (en)
DE (1) DE2745312A1 (en)
FR (1) FR2367024A1 (en)
GB (1) GB1584065A (en)
IT (1) IT1088855B (en)
NL (1) NL7711035A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3028336C2 (en) * 1980-07-25 1985-08-01 Wilhelm Roediger Gmbh + Co, 6450 Hanau Process for the biological purification of waste water

Also Published As

Publication number Publication date
NL7711035A (en) 1978-04-11
BE859489A (en) 1978-04-07
FR2367024B1 (en) 1982-11-12
DE2745312A1 (en) 1978-04-13
GB1584065A (en) 1981-02-04
FR2367024A1 (en) 1978-05-05
IT1088855B (en) 1985-06-10
AU515052B2 (en) 1981-03-12
JPS5835118B2 (en) 1983-07-30
AU2941477A (en) 1979-04-12

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