AT335929B - Verfahren und vorrichtung zur beluftung von abwasser - Google Patents

Verfahren und vorrichtung zur beluftung von abwasser

Info

Publication number
AT335929B
AT335929B AT62674*#A AT62674A AT335929B AT 335929 B AT335929 B AT 335929B AT 62674 A AT62674 A AT 62674A AT 335929 B AT335929 B AT 335929B
Authority
AT
Austria
Prior art keywords
aeration
waste water
waste
water
Prior art date
Application number
AT62674*#A
Other languages
English (en)
Other versions
ATA62674A (de
Original Assignee
Stamicarbon
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 filed Critical Stamicarbon
Publication of ATA62674A publication Critical patent/ATA62674A/de
Application granted granted Critical
Publication of AT335929B publication Critical patent/AT335929B/de

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)
AT62674*#A 1973-01-29 1974-01-25 Verfahren und vorrichtung zur beluftung von abwasser AT335929B (de)

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 (2)

Publication Number Publication Date
ATA62674A ATA62674A (de) 1976-07-15
AT335929B true AT335929B (de) 1977-04-12

Family

ID=19818099

Family Applications (1)

Application Number Title Priority Date Filing Date
AT62674*#A AT335929B (de) 1973-01-29 1974-01-25 Verfahren und vorrichtung zur beluftung von abwasser

Country Status (15)

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

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 (de) * 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
DE2404198A1 (de) 1974-08-01
NL7301201A (de) 1974-07-31
DD110028A5 (de) 1974-12-05
FR2215398B1 (de) 1979-04-06
ZA74565B (en) 1974-11-27
JPS5636998B2 (de) 1981-08-27
NL163196C (nl) 1980-08-15
DE2404198C3 (de) 1979-04-05
JPS49105361A (de) 1974-10-05
CA1014283A (en) 1977-07-19
DE2404198B2 (de) 1978-08-10
ATA62674A (de) 1976-07-15
SU733514A3 (ru) 1980-05-05
GB1458302A (en) 1976-12-15
AU6497274A (en) 1975-07-31
NL163196B (nl) 1980-03-17
IT1002785B (it) 1976-05-20
FR2215398A1 (de) 1974-08-23
BE810276A (fr) 1974-07-29
SE8000075L (sv) 1980-01-04
CH575886A5 (de) 1976-05-31
ES422681A1 (es) 1976-04-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee