CA1191287A - Process and device for uprating the utilization rate of gas dissolved in a liquid - Google Patents

Process and device for uprating the utilization rate of gas dissolved in a liquid

Info

Publication number
CA1191287A
CA1191287A CA000409990A CA409990A CA1191287A CA 1191287 A CA1191287 A CA 1191287A CA 000409990 A CA000409990 A CA 000409990A CA 409990 A CA409990 A CA 409990A CA 1191287 A CA1191287 A CA 1191287A
Authority
CA
Canada
Prior art keywords
liquid
ditch
gas
mixing
channel
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
CA000409990A
Other languages
English (en)
French (fr)
Inventor
Karel Haindl
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.)
VYZKUMNY USTAV VODOHOSPODARSKY
Original Assignee
VYZKUMNY USTAV VODOHOSPODARSKY
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 VYZKUMNY USTAV VODOHOSPODARSKY filed Critical VYZKUMNY USTAV VODOHOSPODARSKY
Application granted granted Critical
Publication of CA1191287A publication Critical patent/CA1191287A/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
    • C02F3/1236—Particular type of activated sludge installations
    • C02F3/1257—Oxidation ditches
    • 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
    • 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
    • B01F25/30—Injector mixers
    • 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
    • B01F25/51—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
    • 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
    • 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)
CA000409990A 1981-08-25 1982-08-24 Process and device for uprating the utilization rate of gas dissolved in a liquid Expired CA1191287A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CS816345A CS223313B1 (en) 1981-08-25 1981-08-25 Method of increasing the exploitation degree of the dissolved gas in the liquid and device for executing the same method
CSPV6345-81 1981-08-25

Publications (1)

Publication Number Publication Date
CA1191287A true CA1191287A (en) 1985-07-30

Family

ID=5410271

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000409990A Expired CA1191287A (en) 1981-08-25 1982-08-24 Process and device for uprating the utilization rate of gas dissolved in a liquid

Country Status (4)

Country Link
JP (1) JPS5884032A (enrdf_load_stackoverflow)
CA (1) CA1191287A (enrdf_load_stackoverflow)
CS (1) CS223313B1 (enrdf_load_stackoverflow)
DE (1) DE3231563A1 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3724692A1 (de) * 1987-07-25 1989-02-02 Fred Dipl Ing Petersen Verfahren zum einbringen von sauerstoff in wasser und vorrichtung zur durchfuehrung des verfahrens

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1486697A (en) * 1975-03-25 1977-09-21 Dwars Ing Bureau Process and installation for the purification of sewage

Also Published As

Publication number Publication date
JPH0234649B2 (enrdf_load_stackoverflow) 1990-08-06
JPS5884032A (ja) 1983-05-20
DE3231563A1 (de) 1983-03-10
CS223313B1 (en) 1983-09-15
DE3231563C2 (enrdf_load_stackoverflow) 1988-06-09

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry