BE859489A - Procede de traitement d'eaux usees - Google Patents

Procede de traitement d'eaux usees

Info

Publication number
BE859489A
BE859489A BE181546A BE181546A BE859489A BE 859489 A BE859489 A BE 859489A BE 181546 A BE181546 A BE 181546A BE 181546 A BE181546 A BE 181546A BE 859489 A BE859489 A BE 859489A
Authority
BE
Belgium
Prior art keywords
treatment process
wastewater treatment
wastewater
treatment
Prior art date
Application number
BE181546A
Other languages
English (en)
French (fr)
Original Assignee
Liquid Air Canada
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 Liquid Air Canada filed Critical Liquid Air Canada
Publication of BE859489A publication Critical patent/BE859489A/xx

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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Activated Sludge Processes (AREA)
BE181546A 1976-10-07 1977-10-07 Procede de traitement d'eaux usees BE859489A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BE859489A true BE859489A (fr) 1978-04-07

Family

ID=24935524

Family Applications (1)

Application Number Title Priority Date Filing Date
BE181546A BE859489A (fr) 1976-10-07 1977-10-07 Procede de traitement d'eaux usees

Country Status (8)

Country Link
JP (1) JPS5835118B2 (cg-RX-API-DMAC7.html)
AU (1) AU515052B2 (cg-RX-API-DMAC7.html)
BE (1) BE859489A (cg-RX-API-DMAC7.html)
DE (1) DE2745312A1 (cg-RX-API-DMAC7.html)
FR (1) FR2367024A1 (cg-RX-API-DMAC7.html)
GB (1) GB1584065A (cg-RX-API-DMAC7.html)
IT (1) IT1088855B (cg-RX-API-DMAC7.html)
NL (1) NL7711035A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3028336C2 (de) * 1980-07-25 1985-08-01 Wilhelm Roediger Gmbh + Co, 6450 Hanau Verfahren zum biologischen Reinigen von Abwasser
JP7474601B2 (ja) * 2020-02-18 2024-04-25 アクアス株式会社 気液分散装置

Also Published As

Publication number Publication date
AU2941477A (en) 1979-04-12
IT1088855B (it) 1985-06-10
NL7711035A (nl) 1978-04-11
JPS5835118B2 (ja) 1983-07-30
JPS5346166A (en) 1978-04-25
DE2745312A1 (de) 1978-04-13
GB1584065A (en) 1981-02-04
FR2367024B1 (cg-RX-API-DMAC7.html) 1982-11-12
AU515052B2 (en) 1981-03-12
FR2367024A1 (fr) 1978-05-05

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CANADIAN LIQUID AIR LTD AIR LIQUIDE CANADA LTD

Effective date: 19871031