JPS5784795A - Ventilating device for horizontal shaft for purifying waste water - Google Patents
Ventilating device for horizontal shaft for purifying waste waterInfo
- Publication number
- JPS5784795A JPS5784795A JP14867681A JP14867681A JPS5784795A JP S5784795 A JPS5784795 A JP S5784795A JP 14867681 A JP14867681 A JP 14867681A JP 14867681 A JP14867681 A JP 14867681A JP S5784795 A JPS5784795 A JP S5784795A
- Authority
- JP
- Japan
- Prior art keywords
- waste water
- horizontal shaft
- ventilating device
- purifying waste
- ventilating
- 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
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
- C02F3/14—Activated sludge processes using surface aeration
- C02F3/18—Activated sludge processes using surface aeration the aerator having a horizontal axis
-
- 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
- B01F23/2342—Surface aerating with stirrers near to the liquid surface, e.g. partially immersed, for spraying the liquid in the gas or for sucking gas into the liquid, e.g. using stirrers rotating around a horizontal axis or using centrifugal force
-
- 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)
- Mixers Of The Rotary Stirring Type (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8020303A FR2490622A1 (fr) | 1980-09-22 | 1980-09-22 | Aerateur a axe horizontal pour l'epuration des eaux usees |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5784795A true JPS5784795A (en) | 1982-05-27 |
JPH0133232B2 JPH0133232B2 (ja) | 1989-07-12 |
Family
ID=9246148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14867681A Granted JPS5784795A (en) | 1980-09-22 | 1981-09-19 | Ventilating device for horizontal shaft for purifying waste water |
Country Status (6)
Country | Link |
---|---|
US (1) | US4539112A (ja) |
EP (1) | EP0050532B1 (ja) |
JP (1) | JPS5784795A (ja) |
DE (2) | DE50532T1 (ja) |
FR (1) | FR2490622A1 (ja) |
IE (1) | IE52075B1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT390603B (de) * | 1985-04-09 | 1990-06-11 | Voest Alpine Ag | Einrichtung zum einbringen oder ausbringen von gasen in oder aus fluessigkeiten und verwendung der einrichtung |
US6457436B1 (en) * | 1999-10-23 | 2002-10-01 | Jonathan P. Truebe | Paddlewheel fish deterrent and guide |
JP4734878B2 (ja) * | 2004-09-28 | 2011-07-27 | 旭硝子株式会社 | ガス吸収装置およびガス吸収方法、重合体の製造方法 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10000A (en) * | 1853-09-06 | Improved paddle-wheel | ||
US89777A (en) * | 1869-05-04 | Improvement in propellers | ||
US117991A (en) * | 1871-08-15 | Improvement in paddle-wheels | ||
US929129A (en) * | 1908-10-08 | 1909-07-27 | Bernhard Bomborn | Centrifugal pump or blower. |
US3109875A (en) * | 1961-06-21 | 1963-11-05 | Nl Organisatic Voor Toegepast | Aeration apparatus |
DE1247223B (de) * | 1962-04-13 | 1967-08-10 | Schreiber August | Einrichtung zur Belueftung von Abwasser od. dgl. Fluessigkeiten |
US3458176A (en) * | 1965-05-29 | 1969-07-29 | Passavant Werke | Equipment for the introduction of gases into fluids |
DE1557181C3 (de) * | 1966-11-21 | 1975-03-20 | Passavant - Werke Michelbacher Huette, 6209 Aarbergen | Vorrichtung zum Eintragen von Gasen in Flüssigkeiten |
US3505212A (en) * | 1967-08-11 | 1970-04-07 | Passavant Werke | Method and equipment for activated sludge processing of sewage |
US3515375A (en) * | 1968-05-22 | 1970-06-02 | Bird Machine Co | Aeration apparatus |
CH481674A (de) * | 1968-10-29 | 1969-11-30 | Mueller Hans | Mischvorrichtung für strömende Medien an einem Behälter, insbesondere zum Begasen von Flüssigkeiten |
US3561738A (en) * | 1969-02-10 | 1971-02-09 | Owens Illinois Inc | Aeration apparatus |
US3658305A (en) * | 1969-05-08 | 1972-04-25 | Thrive Centers Inc | Aeration device |
NL6918125A (ja) * | 1969-12-03 | 1971-06-07 | ||
US3675779A (en) * | 1971-01-27 | 1972-07-11 | Standard Oil Co | Apparatus used in purifying waste water |
US3757950A (en) * | 1971-03-02 | 1973-09-11 | Connors E | Waste water treatment package plant having a modular ditch member |
FR2130820A5 (en) * | 1971-03-22 | 1972-11-10 | Girejan | Aerator/circulator - for activated sludge effluent treatment plant |
-
1980
- 1980-09-22 FR FR8020303A patent/FR2490622A1/fr active Granted
-
1981
- 1981-07-28 EP EP81401227A patent/EP0050532B1/fr not_active Expired
- 1981-07-28 DE DE198181401227T patent/DE50532T1/de active Pending
- 1981-07-28 DE DE8181401227T patent/DE3161130D1/de not_active Expired
- 1981-09-17 IE IE2166/81A patent/IE52075B1/en not_active IP Right Cessation
- 1981-09-19 JP JP14867681A patent/JPS5784795A/ja active Granted
- 1981-09-21 US US06/304,338 patent/US4539112A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IE812166L (en) | 1982-03-22 |
EP0050532B1 (fr) | 1983-10-05 |
FR2490622A1 (fr) | 1982-03-26 |
DE3161130D1 (en) | 1983-11-10 |
JPH0133232B2 (ja) | 1989-07-12 |
EP0050532A1 (fr) | 1982-04-28 |
IE52075B1 (en) | 1987-06-10 |
DE50532T1 (de) | 1983-01-05 |
FR2490622B1 (ja) | 1982-10-15 |
US4539112A (en) | 1985-09-03 |
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