CA1014283A - Process and device for the aereation of waste water - Google Patents

Process and device for the aereation of waste water

Info

Publication number
CA1014283A
CA1014283A CA191,048A CA191048A CA1014283A CA 1014283 A CA1014283 A CA 1014283A CA 191048 A CA191048 A CA 191048A CA 1014283 A CA1014283 A CA 1014283A
Authority
CA
Canada
Prior art keywords
aereation
waste water
waste
water
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
CA191,048A
Other languages
English (en)
Inventor
Freerk J. Fontein
Hubertus F. Jennekens
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of CA1014283A publication Critical patent/CA1014283A/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
    • B01F23/234—Surface aerating
    • 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
    • B01F23/234—Surface aerating
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • 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
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • 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
    • 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
    • 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)
  • Activated Sludge Processes (AREA)
CA191,048A 1973-01-29 1974-01-28 Process and device for the aereation of waste water Expired CA1014283A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7301201.A NL163196C (nl) 1973-01-29 1973-01-29 Werkwijze voor het beluchten van afvalwater.

Publications (1)

Publication Number Publication Date
CA1014283A true CA1014283A (en) 1977-07-19

Family

ID=19818099

Family Applications (1)

Application Number Title Priority Date Filing Date
CA191,048A Expired CA1014283A (en) 1973-01-29 1974-01-28 Process and device for the aereation of waste water

Country Status (15)

Country Link
JP (1) JPS5636998B2 (OSRAM)
AT (1) AT335929B (OSRAM)
BE (1) BE810276A (OSRAM)
CA (1) CA1014283A (OSRAM)
CH (1) CH575886A5 (OSRAM)
DD (1) DD110028A5 (OSRAM)
DE (1) DE2404198C3 (OSRAM)
ES (1) ES422681A1 (OSRAM)
FR (1) FR2215398B1 (OSRAM)
GB (1) GB1458302A (OSRAM)
IT (1) IT1002785B (OSRAM)
NL (1) NL163196C (OSRAM)
SE (1) SE8000075L (OSRAM)
SU (1) SU733514A3 (OSRAM)
ZA (1) ZA74565B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4202762A (en) * 1973-01-29 1980-05-13 Stamicarbon, B.V. Process and device for the aeration of waste water
US4306968A (en) * 1978-10-10 1981-12-22 Mcneil Corporation Sewage treatment system
JPH0162897U (OSRAM) * 1987-10-14 1989-04-21
JP3829472B2 (ja) * 1998-04-27 2006-10-04 ブラザー工業株式会社 ミシンの縫針保持装置

Also Published As

Publication number Publication date
FR2215398B1 (OSRAM) 1979-04-06
NL7301201A (OSRAM) 1974-07-31
DE2404198A1 (de) 1974-08-01
SE8000075L (sv) 1980-01-04
ZA74565B (en) 1974-11-27
FR2215398A1 (OSRAM) 1974-08-23
JPS49105361A (OSRAM) 1974-10-05
NL163196C (nl) 1980-08-15
CH575886A5 (OSRAM) 1976-05-31
GB1458302A (en) 1976-12-15
JPS5636998B2 (OSRAM) 1981-08-27
NL163196B (nl) 1980-03-17
BE810276A (fr) 1974-07-29
IT1002785B (it) 1976-05-20
DE2404198C3 (de) 1979-04-05
DD110028A5 (OSRAM) 1974-12-05
ATA62674A (de) 1976-07-15
SU733514A3 (ru) 1980-05-05
AU6497274A (en) 1975-07-31
AT335929B (de) 1977-04-12
DE2404198B2 (de) 1978-08-10
ES422681A1 (es) 1976-04-01

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