NL155796B - ROTOR FOR A SURFACE AERATOR. - Google Patents
ROTOR FOR A SURFACE AERATOR.Info
- Publication number
- NL155796B NL155796B NL7411483A NL7411483A NL155796B NL 155796 B NL155796 B NL 155796B NL 7411483 A NL7411483 A NL 7411483A NL 7411483 A NL7411483 A NL 7411483A NL 155796 B NL155796 B NL 155796B
- Authority
- NL
- Netherlands
- Prior art keywords
- rotor
- surface aerator
- aerator
- Prior art date
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
- C02F3/16—Activated sludge processes using surface aeration the aerator having a vertical 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
- B01F23/23421—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 the stirrers rotating about a vertical axis
- B01F23/234211—Stirrers thereof
-
- 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)
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7411483A NL155796B (en) | 1974-08-29 | 1974-08-29 | ROTOR FOR A SURFACE AERATOR. |
IE1789/75A IE41451B1 (en) | 1974-08-29 | 1975-08-12 | Surface aerator and a rotor therefor |
AU83927/75A AU495220B2 (en) | 1974-08-29 | 1975-08-13 | Surface aerator and rotor therefor |
GB3377275A GB1470926A (en) | 1974-08-29 | 1975-08-13 | Surface aerator and a rotor therefor |
FR7526449A FR2283095A1 (en) | 1974-08-29 | 1975-08-27 | AERATOR ROTOR FOR WATER OXYGENATION |
DE2538156A DE2538156C2 (en) | 1974-08-29 | 1975-08-27 | Aeration agitator |
DE7527134U DE7527134U (en) | 1974-08-29 | 1975-08-27 | VENTILATION STIRRER |
BE159457A BE832740A (en) | 1974-08-29 | 1975-08-28 | SURFACE AERATOR |
LU73273A LU73273A1 (en) | 1974-08-29 | 1975-08-29 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7411483A NL155796B (en) | 1974-08-29 | 1974-08-29 | ROTOR FOR A SURFACE AERATOR. |
Publications (2)
Publication Number | Publication Date |
---|---|
NL7411483A NL7411483A (en) | 1976-03-02 |
NL155796B true NL155796B (en) | 1978-02-15 |
Family
ID=19821992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7411483A NL155796B (en) | 1974-08-29 | 1974-08-29 | ROTOR FOR A SURFACE AERATOR. |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE832740A (en) |
DE (2) | DE2538156C2 (en) |
FR (1) | FR2283095A1 (en) |
GB (1) | GB1470926A (en) |
IE (1) | IE41451B1 (en) |
LU (1) | LU73273A1 (en) |
NL (1) | NL155796B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL169165C (en) * | 1976-05-31 | 1985-04-16 | Dhv Raadgevend Ing | SURFACE AERATOR. |
CH630268A5 (en) * | 1978-06-12 | 1982-06-15 | Kaelin J R | SURFACE VENTILATOR. |
CH655533B (en) * | 1981-08-14 | 1986-04-30 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2034269A1 (en) * | 1970-07-10 | 1972-01-20 | Schade H | Device for circulating and aerating liquid |
-
1974
- 1974-08-29 NL NL7411483A patent/NL155796B/en not_active IP Right Cessation
-
1975
- 1975-08-12 IE IE1789/75A patent/IE41451B1/en unknown
- 1975-08-13 GB GB3377275A patent/GB1470926A/en not_active Expired
- 1975-08-27 FR FR7526449A patent/FR2283095A1/en active Granted
- 1975-08-27 DE DE2538156A patent/DE2538156C2/en not_active Expired
- 1975-08-27 DE DE7527134U patent/DE7527134U/en not_active Expired
- 1975-08-28 BE BE159457A patent/BE832740A/en not_active IP Right Cessation
- 1975-08-29 LU LU73273A patent/LU73273A1/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE7527134U (en) | 1976-01-22 |
DE2538156A1 (en) | 1976-04-01 |
NL7411483A (en) | 1976-03-02 |
BE832740A (en) | 1976-02-26 |
AU8392775A (en) | 1977-02-17 |
DE2538156C2 (en) | 1984-11-15 |
IE41451B1 (en) | 1980-01-02 |
IE41451L (en) | 1976-02-29 |
FR2283095B1 (en) | 1982-03-19 |
FR2283095A1 (en) | 1976-03-26 |
GB1470926A (en) | 1977-04-21 |
LU73273A1 (en) | 1976-05-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TNT | Modifications of names of proprietors of patents or applicants of examined patent applications | ||
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: HUBERT |