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
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

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1236Particular type of activated sludge installations
    • C02F3/1257Oxidation ditches
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234Surface aerating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234Surface aerating
    • B01F23/2341Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294"Venturi" aeration means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological 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 (en) 1973-01-29 1973-01-29 METHOD FOR AERATING WASTE WATER.

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

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 (en) * 1987-10-14 1989-04-21
JP3829472B2 (en) * 1998-04-27 2006-10-04 ブラザー工業株式会社 Sewing needle holding device for sewing machine

Also Published As

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

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