FR2318831B1 - - Google Patents

Info

Publication number
FR2318831B1
FR2318831B1 FR7522873A FR7522873A FR2318831B1 FR 2318831 B1 FR2318831 B1 FR 2318831B1 FR 7522873 A FR7522873 A FR 7522873A FR 7522873 A FR7522873 A FR 7522873A FR 2318831 B1 FR2318831 B1 FR 2318831B1
Authority
FR
France
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
FR7522873A
Other languages
French (fr)
Other versions
FR2318831A1 (fr
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.)
NOUVEAUX ETS SUEUR
Original Assignee
NOUVEAUX ETS SUEUR
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 NOUVEAUX ETS SUEUR filed Critical NOUVEAUX ETS SUEUR
Priority to FR7522873A priority Critical patent/FR2318831A1/fr
Priority to BE168614A priority patent/BE843751A/xx
Priority to LU75309A priority patent/LU75309A1/xx
Priority to GB2845276A priority patent/GB1528694A/en
Priority to US05/703,811 priority patent/US4087496A/en
Priority to DK315076A priority patent/DK315076A/da
Priority to DE2631867A priority patent/DE2631867C3/de
Priority to NL7608150A priority patent/NL7608150A/xx
Publication of FR2318831A1 publication Critical patent/FR2318831A1/fr
Application granted granted Critical
Publication of FR2318831B1 publication Critical patent/FR2318831B1/fr
Granted 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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • 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
    • B01F25/10—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components
    • 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
    • B01F25/10—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components
    • B01F25/103—Mixing by creating a vortex flow, e.g. by tangential introduction of flow components with additional mixing means other than vortex mixers, e.g. the vortex chamber being positioned in another mixing chamber
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
    • B01F25/4335—Mixers with a converging-diverging cross-section
    • 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
    • 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
    • C02F3/14—Activated sludge processes using surface aeration
    • C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical axis
    • C02F3/165—Activated sludge processes using surface aeration the aerator having a vertical axis using vertical aeration channels
    • 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
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/82—Combinations of dissimilar mixers
    • 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)
  • Hydrology & Water Resources (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Biological Treatment Of Waste Water (AREA)
FR7522873A 1975-07-22 1975-07-22 Appareil de brassage pour le traitement d'eaux usees par injection de gaz Granted FR2318831A1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR7522873A FR2318831A1 (fr) 1975-07-22 1975-07-22 Appareil de brassage pour le traitement d'eaux usees par injection de gaz
BE168614A BE843751A (fr) 1975-07-22 1976-07-02 Appareil de brassage pour le traitement d'eaux usees par injection de gaz
LU75309A LU75309A1 (enExample) 1975-07-22 1976-07-06
GB2845276A GB1528694A (en) 1975-07-22 1976-07-08 Stirring apparatus for processing waste waters by injecting gas
US05/703,811 US4087496A (en) 1975-07-22 1976-07-09 Stirring apparatus for treating waste liquids
DK315076A DK315076A (da) 1975-07-22 1976-07-13 Blandeapparat til behandling af brugt vand ved insforing af en luftart
DE2631867A DE2631867C3 (de) 1975-07-22 1976-07-15 Rührvorrichtung für die Abwasserbehandlung
NL7608150A NL7608150A (nl) 1975-07-22 1976-07-22 Menginrichting voor het behandelen van afval- water door middel van injectie van gas.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7522873A FR2318831A1 (fr) 1975-07-22 1975-07-22 Appareil de brassage pour le traitement d'eaux usees par injection de gaz

Publications (2)

Publication Number Publication Date
FR2318831A1 FR2318831A1 (fr) 1977-02-18
FR2318831B1 true FR2318831B1 (enExample) 1979-08-24

Family

ID=9158209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522873A Granted FR2318831A1 (fr) 1975-07-22 1975-07-22 Appareil de brassage pour le traitement d'eaux usees par injection de gaz

Country Status (8)

Country Link
US (1) US4087496A (enExample)
BE (1) BE843751A (enExample)
DE (1) DE2631867C3 (enExample)
DK (1) DK315076A (enExample)
FR (1) FR2318831A1 (enExample)
GB (1) GB1528694A (enExample)
LU (1) LU75309A1 (enExample)
NL (1) NL7608150A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336144A (en) * 1979-03-06 1982-06-22 Franklin Jr Grover C Method for mixing gases with liquids
US4272461A (en) * 1979-03-06 1981-06-09 Franklin Jr Grover C Apparatus for mixing gases with liquids
US4374030A (en) * 1981-01-15 1983-02-15 Franklin Jr Grover C Method for separating a dispersed phase from a continuous phase
CA2035067C (en) * 1990-02-22 1995-06-27 William M. Blough, Jr. Fluid mixing device
US5230253A (en) * 1990-02-22 1993-07-27 Beckman Instruments, Inc. Fluid mixing device
GB9213513D0 (en) * 1992-06-25 1992-08-12 Thames Water Utilities A nozzle
JP4420161B2 (ja) * 1999-05-15 2010-02-24 博文 大成 旋回式微細気泡発生方法及び装置
FR2883863B1 (fr) * 2005-03-30 2008-04-18 Eurobio Sa Sa Installation de biodegradation aerobie des graisses ou boues dites physico-chimiques notamment d'industrie agro-alimentaire
CN100418615C (zh) * 2006-12-07 2008-09-17 同济大学 一种增强型喷射鼓泡气体生物吸收净化装置
CN109482074A (zh) * 2017-09-13 2019-03-19 深圳迈瑞生物医疗电子股份有限公司 气体混合结构及呼吸机

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB548664A (en) * 1941-04-16 1942-10-20 Electro Chem Eng Improvements in or relating to apparatus for aerating liquids
US3094828A (en) * 1958-08-11 1963-06-25 Sharples Corp Centrifugal dust separator
DE1280165B (de) * 1965-12-16 1968-10-10 Kloeckner Humboldt Deutz Ag Verfahren und Vorrichtung zur biologischen Reinigung von Abwaessern
DE2038045C3 (de) * 1970-07-31 1981-12-10 Siemens AG, 1000 Berlin und 8000 München Zyklon
US3775314A (en) * 1971-06-07 1973-11-27 Water Treatment Corp Method and apparatus for mixing gases with water
US3984001A (en) * 1974-03-25 1976-10-05 Mitsui Mining & Smelting Co., Ltd. Bubble-dispersing apparatus

Also Published As

Publication number Publication date
DE2631867C3 (de) 1979-05-23
NL7608150A (nl) 1977-01-25
DK315076A (da) 1977-01-23
US4087496A (en) 1978-05-02
LU75309A1 (enExample) 1977-02-24
DE2631867B2 (de) 1978-10-05
GB1528694A (en) 1978-10-18
DE2631867A1 (de) 1977-01-27
BE843751A (fr) 1976-11-03
FR2318831A1 (fr) 1977-02-18

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Legal Events

Date Code Title Description
ST Notification of lapse