CA973592A - Gas diffuser - Google Patents

Gas diffuser

Info

Publication number
CA973592A
CA973592A CA165,199A CA165199A CA973592A CA 973592 A CA973592 A CA 973592A CA 165199 A CA165199 A CA 165199A CA 973592 A CA973592 A CA 973592A
Authority
CA
Canada
Prior art keywords
gas diffuser
diffuser
gas
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.)
Expired
Application number
CA165,199A
Other languages
English (en)
Other versions
CA165199S (en
Inventor
Robert B. Higgins
Brian L. Goodman
Frank M. Denham
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.)
Ecodyne Corp
Original Assignee
Ecodyne Corp
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 Ecodyne Corp filed Critical Ecodyne Corp
Application granted granted Critical
Publication of CA973592A publication Critical patent/CA973592A/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
    • 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
    • B01F23/23122—Diffusers having elements opening under air pressure, e.g. valves
    • 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)
CA165,199A 1972-05-26 1973-03-05 Gas diffuser Expired CA973592A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25712372A 1972-05-26 1972-05-26

Publications (1)

Publication Number Publication Date
CA973592A true CA973592A (en) 1975-08-26

Family

ID=22974988

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165,199A Expired CA973592A (en) 1972-05-26 1973-03-05 Gas diffuser

Country Status (6)

Country Link
US (1) US3790142A (US07582779-20090901-C00044.png)
AU (1) AU469587B2 (US07582779-20090901-C00044.png)
BE (1) BE799765A (US07582779-20090901-C00044.png)
CA (1) CA973592A (US07582779-20090901-C00044.png)
FR (1) FR2189106B3 (US07582779-20090901-C00044.png)
GB (1) GB1406588A (US07582779-20090901-C00044.png)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954922A (en) * 1974-02-28 1976-05-04 Peabody Galion Corporation Bubble-shearing diffuser
DE10041147A1 (de) * 2000-08-21 2002-03-07 Andreas Jaeger Vorrichtung zum Befestigen von Wasserbelüftungseinrichtungen an Luftzuführungsleitungen
DE102010029754A1 (de) * 2010-06-07 2011-12-08 Invent Umwelt- Und Verfahrenstechnik Ag Vorrichtung zum Begasen von Flüssigkeiten

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1984716A (en) * 1933-12-04 1934-12-18 Robert V Welhoefer Gaseous fuel generator
US2402132A (en) * 1945-02-21 1946-06-18 Drink O Matic Co Carbonating device
US3048339A (en) * 1959-03-09 1962-08-07 Fmc Corp Diffuser
US3214151A (en) * 1962-10-11 1965-10-26 Degremont Canada Ltee Atomizer of gas in liquid
US3255887A (en) * 1963-02-18 1966-06-14 Walker Process Equipment Inc Sludge digester
US3339901A (en) * 1963-03-29 1967-09-05 Chicago Bridge & Iron Co Aeration equipment with easy-raising facilities
US3334819A (en) * 1966-03-31 1967-08-08 Eimco Corp Gas diffusion apparatus
US3525436A (en) * 1968-10-02 1970-08-25 Pollution Control Inc Sewage treatment plant
US3696029A (en) * 1970-03-16 1972-10-03 Chicago Bridge & Iron Co Deep tank aeration using eductor tubes of elongate cross-section

Also Published As

Publication number Publication date
AU5299073A (en) 1974-09-12
FR2189106B3 (US07582779-20090901-C00044.png) 1976-04-30
BE799765A (fr) 1973-09-17
US3790142A (en) 1974-02-05
FR2189106A1 (US07582779-20090901-C00044.png) 1974-01-25
AU469587B2 (en) 1976-02-19
GB1406588A (en) 1975-09-17

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