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NL7301201A - - Google Patents

Info

Publication number
NL7301201A
NL7301201A NL7301201A NL7301201A NL7301201A NL 7301201 A NL7301201 A NL 7301201A NL 7301201 A NL7301201 A NL 7301201A NL 7301201 A NL7301201 A NL 7301201A NL 7301201 A NL7301201 A NL 7301201A
Authority
NL
Netherlands
Application number
NL7301201A
Other versions
NL163196C (en
NL163196B (en
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 filed Critical
Priority to NL7301201.A priority Critical patent/NL163196C/en
Priority to CH100374A priority patent/CH575886A5/xx
Priority to AT62674*#A priority patent/AT335929B/en
Priority to GB365674A priority patent/GB1458302A/en
Priority to IT47976/74A priority patent/IT1002785B/en
Priority to ZA740565A priority patent/ZA74565B/en
Priority to SU741995248A priority patent/SU733514A3/en
Priority to ES422681A priority patent/ES422681A1/en
Priority to CA191,048A priority patent/CA1014283A/en
Priority to DE2404198A priority patent/DE2404198C3/en
Priority to DD176246A priority patent/DD110028A5/xx
Priority to BE140270A priority patent/BE810276A/en
Priority to AU64972/74A priority patent/AU484737B2/en
Priority to FR7402844A priority patent/FR2215398B1/fr
Priority to JP1213774A priority patent/JPS5636998B2/ja
Publication of NL7301201A publication Critical patent/NL7301201A/xx
Priority to US05/969,963 priority patent/US4202762A/en
Priority to SE8000075A priority patent/SE8000075L/en
Publication of NL163196B publication Critical patent/NL163196B/en
Application granted granted Critical
Publication of NL163196C publication Critical patent/NL163196C/en

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)
NL7301201.A 1973-01-29 1973-01-29 METHOD FOR AERATING WASTE WATER. NL163196C (en)

Priority Applications (17)

Application Number Priority Date Filing Date Title
NL7301201.A NL163196C (en) 1973-01-29 1973-01-29 METHOD FOR AERATING WASTE WATER.
CH100374A CH575886A5 (en) 1973-01-29 1974-01-24
GB365674A GB1458302A (en) 1973-01-29 1974-01-25 Process and apparatus for the aeration of waste water
AT62674*#A AT335929B (en) 1973-01-29 1974-01-25 METHOD AND DEVICE FOR AERATION OF WASTE WATER
ZA740565A ZA74565B (en) 1973-01-29 1974-01-28 Process and device for the aeration of waste water
SU741995248A SU733514A3 (en) 1973-01-29 1974-01-28 Method of purification of waste liquor
ES422681A ES422681A1 (en) 1973-01-29 1974-01-28 Process and apparatus for the aeration of waste water
CA191,048A CA1014283A (en) 1973-01-29 1974-01-28 Process and device for the aereation of waste water
IT47976/74A IT1002785B (en) 1973-01-29 1974-01-28 PROCEDURE AND APPARATUS FOR AERATION OF WASTE WATER
DE2404198A DE2404198C3 (en) 1973-01-29 1974-01-29 Device for circulating and aerating waste water
DD176246A DD110028A5 (en) 1973-01-29 1974-01-29
BE140270A BE810276A (en) 1973-01-29 1974-01-29 METHOD AND DEVICE FOR AERIAL WASTE WATER
AU64972/74A AU484737B2 (en) 1973-01-29 1974-01-29 Process and device forthe aeration of wastewater
FR7402844A FR2215398B1 (en) 1973-01-29 1974-01-29
JP1213774A JPS5636998B2 (en) 1973-01-29 1974-01-29
US05/969,963 US4202762A (en) 1973-01-29 1978-12-15 Process and device for the aeration of waste water
SE8000075A SE8000075L (en) 1973-01-29 1980-01-04 DEVICE FOR AIR WASTE WATER

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 (3)

Publication Number Publication Date
NL7301201A true NL7301201A (en) 1974-07-31
NL163196B NL163196B (en) 1980-03-17
NL163196C NL163196C (en) 1980-08-15

Family

ID=19818099

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7301201.A NL163196C (en) 1973-01-29 1973-01-29 METHOD FOR AERATING 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
DE2404198C3 (en) 1979-04-05
NL163196C (en) 1980-08-15
DD110028A5 (en) 1974-12-05
BE810276A (en) 1974-07-29
FR2215398A1 (en) 1974-08-23
CH575886A5 (en) 1976-05-31
NL163196B (en) 1980-03-17
SU733514A3 (en) 1980-05-05
JPS49105361A (en) 1974-10-05
AT335929B (en) 1977-04-12
FR2215398B1 (en) 1979-04-06
ZA74565B (en) 1974-11-27
GB1458302A (en) 1976-12-15
DE2404198B2 (en) 1978-08-10
IT1002785B (en) 1976-05-20
CA1014283A (en) 1977-07-19
ATA62674A (en) 1976-07-15
AU6497274A (en) 1975-07-31
SE8000075L (en) 1980-01-04
DE2404198A1 (en) 1974-08-01
ES422681A1 (en) 1976-04-01
JPS5636998B2 (en) 1981-08-27

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee