CA1011474A - Method of providing and dissolving gas in a body of liquid - Google Patents

Method of providing and dissolving gas in a body of liquid

Info

Publication number
CA1011474A
CA1011474A CA189,687A CA189687A CA1011474A CA 1011474 A CA1011474 A CA 1011474A CA 189687 A CA189687 A CA 189687A CA 1011474 A CA1011474 A CA 1011474A
Authority
CA
Canada
Prior art keywords
liquid
providing
dissolving gas
dissolving
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
CA189,687A
Other versions
CA189687S (en
Inventor
Michael E. Garrett
Kenneth C. Smith
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 Oxygen Ltd
Original Assignee
Canadian Oxygen 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 Oxygen Ltd filed Critical Canadian Oxygen Ltd
Application granted granted Critical
Publication of CA1011474A publication Critical patent/CA1011474A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
    • A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
    • A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
    • 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
    • B01F23/29—Mixing systems, i.e. flow charts or diagrams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • B01F25/53—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is discharged from and reintroduced into a receptacle through a recirculation tube, into which an additional component is introduced
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1289—Aeration by saturation under super-atmospheric pressure
    • 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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • 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
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • 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
    • 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
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Animal Husbandry (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Farming Of Fish And Shellfish (AREA)
CA189,687A 1973-01-08 1974-01-08 Method of providing and dissolving gas in a body of liquid Expired CA1011474A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB102773A GB1455567A (en) 1973-01-08 1973-01-08 Treatment of liquid
GB1008273 1973-03-01
GB3023673 1973-06-26

Publications (1)

Publication Number Publication Date
CA1011474A true CA1011474A (en) 1977-05-31

Family

ID=27253806

Family Applications (1)

Application Number Title Priority Date Filing Date
CA189,687A Expired CA1011474A (en) 1973-01-08 1974-01-08 Method of providing and dissolving gas in a body of liquid

Country Status (7)

Country Link
JP (1) JPS6225440B2 (en)
BR (1) BR7400081D0 (en)
CA (1) CA1011474A (en)
DE (1) DE2400653C2 (en)
ES (1) ES422087A1 (en)
FR (1) FR2213237B1 (en)
GB (1) GB1455567A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK145008C (en) * 1978-07-31 1982-12-27 Burmeister & Wain Scandinavian PROCEDURE FOR RECOVERING HEAT FROM WASTE WATER IN A WASTE PLANT AND WASTE PLANT FOR EXERCISING THE PROCEDURE
EP0013465B1 (en) * 1979-01-10 1983-12-07 Chevron Research Company Staged froth flotation with intermediate recycle
GB2142008B (en) * 1983-04-29 1986-11-12 Boc Group The Treatment of water
GB8311852D0 (en) * 1983-04-29 1983-06-02 Boc Group Plc Treatment of water
GB8315381D0 (en) * 1983-06-03 1983-07-06 Boc Group Plc Liquid phase oxidation
GB8401779D0 (en) * 1984-01-24 1984-02-29 Boc Group Plc Dissolving gas liquid
GB8401781D0 (en) * 1984-01-24 1984-02-29 Boc Group Plc Dissolving gas liquid
DE3827716A1 (en) * 1988-08-16 1990-03-08 Metz Mannheim Gmbh Water treatment in a plant for intensive fish culture
US5057230A (en) * 1990-03-20 1991-10-15 The Boc Group Plc Dissolution of gas
WO1997027146A1 (en) * 1996-01-24 1997-07-31 Life International Products, Inc. Oxygenating apparatus, method for oxygenating water therewith, and applications thereof
GB9615159D0 (en) * 1996-07-19 1996-09-04 Boc Group Plc Treatment of liquid
GB9825380D0 (en) 1998-11-19 1999-01-13 Boc Group Plc Dissolution of gas
US6322055B1 (en) 2000-10-02 2001-11-27 Eco-Oxygen Technologies, Llc Gas dissolving apparatus and method
DE10155190A1 (en) * 2001-11-12 2003-05-28 Hendryk Wagner Fish farming water treatment process for fresh- or salt-water has main cascading loop and two sub-loops
US6668556B2 (en) 2002-04-18 2003-12-30 Eco Oxygen Technologies, Llc. Gas transfer energy recovery and effervescence prevention apparatus and method
CN101068747B (en) 2004-12-01 2010-12-22 西巴特殊化学水处理有限公司 High velocity, low pressure process for making silica gels and microgels
US20140124457A1 (en) 2012-11-05 2014-05-08 Air Products And Chemicals, Inc. Methods For Treating Liquid Waste With High Purity Oxygen
FR3061032B1 (en) * 2016-12-22 2019-05-31 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude "METHOD FOR INJECTING A GAS INTO A LIQUID USING A POROUS MATERIAL, IN PARTICULAR FOR THE AQUACULTURAL FIELD"
CN115745319B (en) * 2022-12-08 2023-11-03 广州市自净环保有限公司 Efficient sewage treatment device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB940555A (en) * 1959-06-24 1963-10-30 Drysdale & Co Ltd Method of and apparatus for aerating liquids
US3444076A (en) * 1965-10-20 1969-05-13 Kurita Industrial Co Ltd Method of treating organic waste water
DE1557228A1 (en) * 1966-09-16 1970-11-05 Ingtech Zentralbuero Veb Process for fumigation of liquids
US3547811A (en) * 1969-07-02 1970-12-15 Union Carbide Corp Cyclic oxygenation of bod-containing water
US3662890A (en) * 1970-10-19 1972-05-16 Environmental Services Inc Waste treatment system
DE2129564A1 (en) * 1971-06-15 1972-12-21 Basf Ag Gasification of liquids - using liquid operated jet pump

Also Published As

Publication number Publication date
JPS5047450A (en) 1975-04-26
GB1455567A (en) 1976-11-17
ES422087A1 (en) 1976-04-16
DE2400653A1 (en) 1974-07-18
FR2213237B1 (en) 1981-02-27
JPS6225440B2 (en) 1987-06-03
BR7400081D0 (en) 1974-08-22
FR2213237A1 (en) 1974-08-02
DE2400653C2 (en) 1991-02-14
AU6428974A (en) 1975-07-10

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