FR2473351B1 - - Google Patents
Info
- Publication number
- FR2473351B1 FR2473351B1 FR8000398A FR8000398A FR2473351B1 FR 2473351 B1 FR2473351 B1 FR 2473351B1 FR 8000398 A FR8000398 A FR 8000398A FR 8000398 A FR8000398 A FR 8000398A FR 2473351 B1 FR2473351 B1 FR 2473351B1
- 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
Links
Classifications
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- 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
- C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
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- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2311—Mounting the bubbling devices or the diffusers
- B01F23/23112—Mounting the bubbling devices or the diffusers comprising the use of flow guiding elements adjacent or above the gas stream
- B01F23/231122—Mounting the bubbling devices or the diffusers comprising the use of flow guiding elements adjacent or above the gas stream the flow guiding elements being dome-shaped elements, i.e. for trapping air, e.g. cap-, umbrella- or inversed cone-shaped
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- 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)
- Gas Separation By Absorption (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8000398A FR2473351A1 (fr) | 1980-01-09 | 1980-01-09 | Dispositif d'introduction de gaz dans un liquide |
EP80108163A EP0032235A1 (fr) | 1980-01-09 | 1980-12-29 | Dispositif d'introduction de gaz dans un liquide |
US06/221,411 US4486361A (en) | 1980-01-09 | 1980-12-30 | Apparatus for introducing gas into a liquid mass |
ES498354A ES498354A0 (es) | 1980-01-09 | 1981-01-07 | Dispositivo destinado a realizar la introduccion de gas a una cierta profundidad en una masa liquida |
CA000368133A CA1164586A (fr) | 1980-01-09 | 1981-01-08 | Dispositif d'introduction de gaz dans un liquide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8000398A FR2473351A1 (fr) | 1980-01-09 | 1980-01-09 | Dispositif d'introduction de gaz dans un liquide |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2473351A1 FR2473351A1 (fr) | 1981-07-17 |
FR2473351B1 true FR2473351B1 (US06196068-20010306-M00005.png) | 1983-12-09 |
Family
ID=9237374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8000398A Granted FR2473351A1 (fr) | 1980-01-09 | 1980-01-09 | Dispositif d'introduction de gaz dans un liquide |
Country Status (5)
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8004724A (nl) * | 1980-08-20 | 1982-03-16 | Bastiaan Bernard Boele Eertink | Inrichting en werkwijze voor het reinigen van afvalwater. |
DE3241724A1 (de) * | 1982-11-11 | 1984-05-17 | Metallgesellschaft Ag, 6000 Frankfurt | Vorrichtung zum belueften von fluessigkeiten |
SE457349B (sv) * | 1986-03-04 | 1988-12-19 | Purac Ab | Anordning foer behandling av vaetskor med luft i en behandlingsbassaeng |
DE3620728A1 (de) * | 1986-06-20 | 1987-12-23 | Bayer Ag | Vorrichtung und verfahren zur biologischen abluft- und abwasserreinigung |
US4789503A (en) * | 1987-06-15 | 1988-12-06 | Atara Corporation | Air removal snorkel device |
GB2259913B (en) * | 1988-06-08 | 1993-09-29 | Campbell Elisabeth Mary | Device for circulation and gas exchange in liquids |
US4863643A (en) * | 1988-09-13 | 1989-09-05 | Cochran David W | Apparatus for dissolution of gas in liquid |
US4863644A (en) * | 1988-11-04 | 1989-09-05 | Enviroquip, Inc. | Gas diffuser |
AT396683B (de) * | 1992-02-21 | 1993-11-25 | Frings & Co Heinrich | Vorrichtung zur gaseintragung in flüssigkeiten |
PT1658797E (pt) * | 2000-05-19 | 2007-09-18 | Rancilio Macchine Caffe | Dispositivo para aquecer e espumar um líquido, em particular leite |
US20090272817A1 (en) * | 2000-11-28 | 2009-11-05 | Blum Ronald D | Method and apparatus for reducing the intensity of hurricanes at sea by deep-water upwelling |
US7963508B1 (en) * | 2009-06-01 | 2011-06-21 | Mcguffin Thomas R | Method and apparatus for digesting sludge |
WO2016172777A1 (pt) * | 2015-04-29 | 2016-11-03 | Biotecam Assessoria E Desenvolvimento De Tecnologia Ambiental Ltda. | Equipamento e processo para dissolução massiva de gases em líquidos |
CN109529728B (zh) * | 2017-09-22 | 2021-09-07 | 中国石油化工股份有限公司 | 用于固体粒子床层的流体混合分布器、设备和容器 |
US11325079B2 (en) * | 2019-05-16 | 2022-05-10 | Environmental Dynamics International, Inc. | Combined coarse and fine bubble diffuser |
US11845043B2 (en) | 2019-05-16 | 2023-12-19 | Environmental Dynamics International, Inc. | Large bubble mixer and method of using same in a wastewater treatment system |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US708058A (en) * | 1901-11-22 | 1902-09-02 | Herman M Martinson | Agitator. |
US1407258A (en) * | 1920-01-15 | 1922-02-21 | Arthur H Connors | Ore separator |
US2353195A (en) * | 1940-08-03 | 1944-07-11 | Sims Alfred William | Mixing fluids of different temperatures and densities |
US2510589A (en) * | 1947-12-18 | 1950-06-06 | Lummus Co | Bubble cap |
CA849014A (en) * | 1968-10-25 | 1970-08-11 | Ichikawa Yataro | Apparatus for continuous gas-liquid contact and process for refining crude terephthalic acid |
US3722679A (en) * | 1970-09-24 | 1973-03-27 | L Logue | Method and means for froth flotation concentration utilizing an aerator having a venturi passage |
US4107240A (en) * | 1971-06-01 | 1978-08-15 | Atlas Copco Aktiebolag | Method and device for lake restoration by oxygen-enriching of the water |
DE2225976C3 (de) * | 1971-06-01 | 1980-09-04 | Atlas Copco Ab, Nacka (Schweden) | Verfahren und Vorrichtung zur Sauerstoffanreicherung des Wassers in Gewässern |
US3778980A (en) * | 1971-07-12 | 1973-12-18 | Peabody Engineering Corp | Gas drying apparatus |
US3852384A (en) * | 1972-07-21 | 1974-12-03 | Environmental Technology | Liquid treatment apparatus |
AT330688B (de) * | 1973-11-13 | 1976-07-12 | Georg Hamburger & Co K G | Duse zum verteilen von gasen in flussigkeiten, insbesondere abwasser |
CA1042571A (en) * | 1975-04-21 | 1978-11-14 | Atara Corporation | Sewage aerating structure |
-
1980
- 1980-01-09 FR FR8000398A patent/FR2473351A1/fr active Granted
- 1980-12-29 EP EP80108163A patent/EP0032235A1/fr not_active Withdrawn
- 1980-12-30 US US06/221,411 patent/US4486361A/en not_active Expired - Lifetime
-
1981
- 1981-01-07 ES ES498354A patent/ES498354A0/es active Granted
- 1981-01-08 CA CA000368133A patent/CA1164586A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES8200565A1 (es) | 1981-12-01 |
US4486361A (en) | 1984-12-04 |
CA1164586A (fr) | 1984-03-27 |
EP0032235A1 (fr) | 1981-07-22 |
FR2473351A1 (fr) | 1981-07-17 |
ES498354A0 (es) | 1981-12-01 |