LU73273A1 - - Google Patents
Info
- Publication number
- LU73273A1 LU73273A1 LU73273A LU73273A LU73273A1 LU 73273 A1 LU73273 A1 LU 73273A1 LU 73273 A LU73273 A LU 73273A LU 73273 A LU73273 A LU 73273A LU 73273 A1 LU73273 A1 LU 73273A1
- Authority
- LU
- Luxembourg
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
- 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)
- Mixers Of The Rotary Stirring Type (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7411483A NL155796B (nl) | 1974-08-29 | 1974-08-29 | Rotor voor een oppervlaktebeluchter. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| LU73273A1 true LU73273A1 (xx) | 1976-05-31 |
Family
ID=19821992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| LU73273A LU73273A1 (xx) | 1974-08-29 | 1975-08-29 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE832740A (xx) |
| DE (2) | DE2538156C2 (xx) |
| FR (1) | FR2283095A1 (xx) |
| GB (1) | GB1470926A (xx) |
| IE (1) | IE41451B1 (xx) |
| LU (1) | LU73273A1 (xx) |
| NL (1) | NL155796B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL169165C (nl) * | 1976-05-31 | 1985-04-16 | Dhv Raadgevend Ing | Oppervlaktebeluchter. |
| CH630268A5 (de) * | 1978-06-12 | 1982-06-15 | Kaelin J R | Oberflaechenbelueftungskreisel. |
| CH655533B (xx) * | 1981-08-14 | 1986-04-30 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2034269A1 (de) * | 1970-07-10 | 1972-01-20 | Schade H | Einrichtung zum Umwälzen und Be lüften von Flüssigkeit |
-
1974
- 1974-08-29 NL NL7411483A patent/NL155796B/xx 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/fr active Granted
- 1975-08-27 DE DE2538156A patent/DE2538156C2/de not_active Expired
- 1975-08-27 DE DE7527134U patent/DE7527134U/de not_active Expired
- 1975-08-28 BE BE159457A patent/BE832740A/xx not_active IP Right Cessation
- 1975-08-29 LU LU73273A patent/LU73273A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1470926A (en) | 1977-04-21 |
| AU8392775A (en) | 1977-02-17 |
| DE7527134U (de) | 1976-01-22 |
| NL155796B (nl) | 1978-02-15 |
| DE2538156A1 (de) | 1976-04-01 |
| BE832740A (nl) | 1976-02-26 |
| FR2283095B1 (xx) | 1982-03-19 |
| IE41451B1 (en) | 1980-01-02 |
| DE2538156C2 (de) | 1984-11-15 |
| IE41451L (en) | 1976-02-29 |
| FR2283095A1 (fr) | 1976-03-26 |
| NL7411483A (nl) | 1976-03-02 |