FR2257327A1 - Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow - Google Patents

Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow

Info

Publication number
FR2257327A1
FR2257327A1 FR7400776A FR7400776A FR2257327A1 FR 2257327 A1 FR2257327 A1 FR 2257327A1 FR 7400776 A FR7400776 A FR 7400776A FR 7400776 A FR7400776 A FR 7400776A FR 2257327 A1 FR2257327 A1 FR 2257327A1
Authority
FR
France
Prior art keywords
liq
tube
exchange process
gas exchange
gas
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.)
Granted
Application number
FR7400776A
Other languages
English (en)
French (fr)
Other versions
FR2257327B1 (enrdf_load_stackoverflow
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR7400776A priority Critical patent/FR2257327A1/fr
Publication of FR2257327A1 publication Critical patent/FR2257327A1/fr
Application granted granted Critical
Publication of FR2257327B1 publication Critical patent/FR2257327B1/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
    • C02F3/1294—"Venturi" aeration means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • 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
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/226—"Deep shaft" processes
    • 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
    • C02F3/24—Activated sludge processes using free-fall aeration or spraying
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
FR7400776A 1974-01-10 1974-01-10 Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow Granted FR2257327A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7400776A FR2257327A1 (en) 1974-01-10 1974-01-10 Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7400776A FR2257327A1 (en) 1974-01-10 1974-01-10 Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow

Publications (2)

Publication Number Publication Date
FR2257327A1 true FR2257327A1 (en) 1975-08-08
FR2257327B1 FR2257327B1 (enrdf_load_stackoverflow) 1976-10-08

Family

ID=9133302

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7400776A Granted FR2257327A1 (en) 1974-01-10 1974-01-10 Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow

Country Status (1)

Country Link
FR (1) FR2257327A1 (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2319409A1 (fr) * 1975-07-28 1977-02-25 Canton Textile Mills Dispositif d'aeration de liquides
FR2363367A1 (fr) * 1976-09-02 1978-03-31 Canton Textile Mills Dispositif d'aeration de liquide
EP0008856A1 (en) * 1978-08-30 1980-03-19 Dorr-Oliver Incorporated Apparatus and process for dissolution of gases in liquid
EP0036600A1 (de) * 1980-03-26 1981-09-30 Hoechst Aktiengesellschaft Verfahren und Vorrichtung zur Begasung von Flüssigkeiten
EP0036598B1 (de) * 1980-03-26 1983-10-19 Hoechst Aktiengesellschaft Verfahren und Vorrichtung zur Begasung von Flüssigkeiten
EP0138118A3 (en) * 1983-09-29 1986-08-13 Air Products And Chemicals, Inc. Avoidance of rising sludge in biological wastewater treatment clarifiers
EP0362431A1 (en) * 1988-09-27 1990-04-11 Praxair Technology, Inc. Improved process for dissolving a gas in a liquid
FR2782022A1 (fr) * 1998-08-07 2000-02-11 Aquinove Appareil de dissolution de gaz dans un liquide
FR2836163A1 (fr) * 2002-02-18 2003-08-22 Air Liquide Procede d'ozonation d'une phase liquide contenant des particules solides

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2319409A1 (fr) * 1975-07-28 1977-02-25 Canton Textile Mills Dispositif d'aeration de liquides
FR2363367A1 (fr) * 1976-09-02 1978-03-31 Canton Textile Mills Dispositif d'aeration de liquide
EP0008856A1 (en) * 1978-08-30 1980-03-19 Dorr-Oliver Incorporated Apparatus and process for dissolution of gases in liquid
DE2934483A1 (de) * 1978-08-30 1980-03-20 Dorr Oliver Inc Verfahren zum loesen von gasen in fluessigkeiten und vorrichtung zur durchfuehrung des verfahrens
EP0036600A1 (de) * 1980-03-26 1981-09-30 Hoechst Aktiengesellschaft Verfahren und Vorrichtung zur Begasung von Flüssigkeiten
EP0036598B1 (de) * 1980-03-26 1983-10-19 Hoechst Aktiengesellschaft Verfahren und Vorrichtung zur Begasung von Flüssigkeiten
EP0138118A3 (en) * 1983-09-29 1986-08-13 Air Products And Chemicals, Inc. Avoidance of rising sludge in biological wastewater treatment clarifiers
EP0362431A1 (en) * 1988-09-27 1990-04-11 Praxair Technology, Inc. Improved process for dissolving a gas in a liquid
EP0472223A1 (en) * 1988-09-27 1992-02-26 Praxair Technology, Inc. Improved process for dissolving a gas in a liquid
FR2782022A1 (fr) * 1998-08-07 2000-02-11 Aquinove Appareil de dissolution de gaz dans un liquide
FR2836163A1 (fr) * 2002-02-18 2003-08-22 Air Liquide Procede d'ozonation d'une phase liquide contenant des particules solides
WO2003070648A3 (fr) * 2002-02-18 2004-03-25 Air Liquide Procede d'ozonation d'une phase liquide contenant des particules solides

Also Published As

Publication number Publication date
FR2257327B1 (enrdf_load_stackoverflow) 1976-10-08

Similar Documents

Publication Publication Date Title
FR2257327A1 (en) Liq-gas exchange process for water treatment - using ozonised air bubbles to strike interface in con-current flow
SE8206318L (sv) Anggenerator
MX170780B (es) Sistema procesador de liquido, con multiples capas de aire
CN106669524B (zh) 高浓度臭氧水一体机
GB1042185A (en) Processes for the separation of carbon dioxide from gas mixtures
US3100810A (en) Dissolving gas in liquid
GB2273926A (en) Treatment of water by cavitation
ES307274A1 (es) Procedimiento y dispositivo para la separaciën de componentes gaseosos en mezclas gaseosas
GB238303A (en) A method of, and apparatus for, treating liquids with gases
CN109382035A (zh) 一种可自动加料的超微气泡发生器
GB1471126A (en) Process for recovering urea powder
CN214598137U (zh) 一种用于吸收钢企废气中二氧化碳的装置
RU2832659C1 (ru) Эжекторное многоступенчатое устройство для удаления газов из воды
FR2371948A1 (fr) Procede de mise en contact de gaz et de liquide
GB1464554A (en) Liquid degassing system
GB467359A (en) Improvements relating to the production of liquid baths
JPH03254890A (ja) オゾン水製造装置
SU127246A1 (ru) Способ аэрировани жидкостей
Jackson et al. Oxygen Transfer in a 23-Meter Bubble Column
JPS5554094A (en) Vapor-liquid contactor
JPS632210B2 (enrdf_load_stackoverflow)
JPS53118581A (en) Method and apparatus for culturing microorganisms
JPS565124A (en) Oxygen dissolving apparatus
RU2222496C1 (ru) Способ подготовки воды
JPH07265854A (ja) 脱塩水製造装置

Legal Events

Date Code Title Description
ST Notification of lapse