BE791671A - Centrifugeuse d'aeration de la surface d'un bassin a boues activees - Google Patents
Centrifugeuse d'aeration de la surface d'un bassin a boues activeesInfo
- Publication number
- BE791671A BE791671A BE791671DA BE791671A BE 791671 A BE791671 A BE 791671A BE 791671D A BE791671D A BE 791671DA BE 791671 A BE791671 A BE 791671A
- Authority
- BE
- Belgium
- Prior art keywords
- aeration
- centrifuge
- active sludge
- sludge basin
- basin
- Prior art date
Links
- 238000005273 aeration Methods 0.000 title 1
- 239000010802 sludge Substances 0.000 title 1
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)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Knives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1704571A CH531468A (de) | 1971-11-23 | 1971-11-23 | Oberflächenbelüftungskreisel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE791671A true BE791671A (fr) | 1973-03-16 |
Family
ID=4422326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE791671D BE791671A (fr) | 1971-11-23 | Centrifugeuse d'aeration de la surface d'un bassin a boues activees |
Country Status (23)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1502742A (en) * | 1976-01-10 | 1978-03-01 | Hartley Simon Ltd | Rotary surface aerators |
| JPS536899U (enrdf_load_html_response) * | 1976-07-06 | 1978-01-21 | ||
| CH685761A5 (de) * | 1992-07-03 | 1995-09-29 | Sondia Holding Ag | Verfahren zum Belüften von Flüssigkeit, Oberflächenbelüftungskreisel zur Durchführung des Verfahrens und Verwendung des Oberflächenbelüftungskreisels. |
| DE4221845C2 (de) * | 1992-07-03 | 1996-02-22 | Sondia Holding Ag | Verfahren zum Belüften von Flüssigkeit, Oberflächenbelüftungskreisel zur Durchführung des Verfahrens und Verwendung des Oberflächenbelüftungskreisels |
| US20090117672A1 (en) * | 2007-10-01 | 2009-05-07 | Intematix Corporation | Light emitting devices with phosphor wavelength conversion and methods of fabrication thereof |
-
0
- BE BE791671D patent/BE791671A/xx unknown
-
1971
- 1971-11-23 CH CH1704571A patent/CH531468A/de not_active IP Right Cessation
- 1971-12-18 DE DE2163100A patent/DE2163100B2/de active Granted
- 1971-12-20 AT AT1089271A patent/AT308655B/de not_active IP Right Cessation
-
1972
- 1972-11-17 HU HUKA001360 patent/HU166247B/hu unknown
- 1972-11-20 CS CS783772A patent/CS168011B2/cs unknown
- 1972-11-21 CA CA157,360A patent/CA979124A/en not_active Expired
- 1972-11-21 IL IL4088572A patent/IL40885A/xx unknown
- 1972-11-21 NO NO425672A patent/NO133324C/no unknown
- 1972-11-21 GB GB5367972A patent/GB1403766A/en not_active Expired
- 1972-11-21 FR FR7241343A patent/FR2160922B1/fr not_active Expired
- 1972-11-21 PL PL1972159012A patent/PL78763B1/pl unknown
- 1972-11-21 ZA ZA728240A patent/ZA728240B/xx unknown
- 1972-11-22 LU LU66515D patent/LU66515A1/xx unknown
- 1972-11-22 ES ES408881A patent/ES408881A1/es not_active Expired
- 1972-11-22 DD DD16702072A patent/DD100230A5/xx unknown
- 1972-11-22 IE IE1625/72A patent/IE37190B1/xx unknown
- 1972-11-22 BG BG021932A patent/BG19119A3/xx unknown
- 1972-11-22 IT IT976672A patent/IT969208B/it active
- 1972-11-22 AU AU49115/72A patent/AU472406B2/en not_active Expired
- 1972-11-22 RO RO7289172A patent/RO60379A/ro unknown
- 1972-11-22 JP JP11763072A patent/JPS5548879B2/ja not_active Expired
- 1972-11-23 NL NL7215871A patent/NL7215871A/xx unknown
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