CH503664A - Procédé de dispositif de traitement des eaux-vannes - Google Patents

Procédé de dispositif de traitement des eaux-vannes

Info

Publication number
CH503664A
CH503664A CH332368A CH332368A CH503664A CH 503664 A CH503664 A CH 503664A CH 332368 A CH332368 A CH 332368A CH 332368 A CH332368 A CH 332368A CH 503664 A CH503664 A CH 503664A
Authority
CH
Switzerland
Prior art keywords
pipes
openings
sewage aeration
air
non blocking
Prior art date
Application number
CH332368A
Other languages
English (en)
French (fr)
Inventor
E Dreier Douglas
Donald Walker James
Original Assignee
Chicago Bridge & Iron Co
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 Chicago Bridge & Iron Co filed Critical Chicago Bridge & Iron Co
Publication of CH503664A publication Critical patent/CH503664A/fr

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
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23113—Mounting the bubbling devices or the diffusers characterised by the disposition of the bubbling elements in particular configurations, patterns or arrays
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2311—Mounting the bubbling devices or the diffusers
    • B01F23/23114—Mounting the bubbling devices or the diffusers characterised by the way in which the different elements of the bubbling installation are mounted
    • B01F23/231143—Mounting the bubbling elements or diffusors, e.g. on conduits, using connecting elements; Connections therefor
    • 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
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23121—Diffusers having injection means, e.g. nozzles with circumferential outlet
    • 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)
  • Nozzles (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Vacuum Packaging (AREA)
CH332368A 1968-01-22 1968-03-06 Procédé de dispositif de traitement des eaux-vannes CH503664A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69952468A 1968-01-22 1968-01-22

Publications (1)

Publication Number Publication Date
CH503664A true CH503664A (fr) 1971-02-28

Family

ID=24809706

Family Applications (1)

Application Number Title Priority Date Filing Date
CH332368A CH503664A (fr) 1968-01-22 1968-03-06 Procédé de dispositif de traitement des eaux-vannes

Country Status (5)

Country Link
AT (1) AT304389B (is)
BE (1) BE720776A (is)
CH (1) CH503664A (is)
DE (1) DE1759236C3 (is)
NL (1) NL6801740A (is)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1089808A1 (en) * 1998-03-02 2001-04-11 United States Filter Corporation Dual diffuser assembly
EP1156871A1 (en) * 1999-03-02 2001-11-28 United States Filter Corporation Diffuser assembly

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1089808A1 (en) * 1998-03-02 2001-04-11 United States Filter Corporation Dual diffuser assembly
EP1089808A4 (en) * 1998-03-02 2002-07-31 United States Filter Corp DOUBLE DISTRIBUTION COMPILATION
EP1156871A1 (en) * 1999-03-02 2001-11-28 United States Filter Corporation Diffuser assembly
EP1156871A4 (en) * 1999-03-02 2002-07-31 United States Filter Corp DIFFUSER ASSEMBLY

Also Published As

Publication number Publication date
BE720776A (is) 1969-02-17
DE1759236C3 (de) 1980-10-02
DE1759236B2 (is) 1980-02-21
DE1759236A1 (de) 1971-11-18
NL6801740A (is) 1969-07-24
AT304389B (de) 1973-01-10

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Legal Events

Date Code Title Description
PL Patent ceased