NO133324B - - Google Patents
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- Publication number
- NO133324B NO133324B NO4256/72A NO425672A NO133324B NO 133324 B NO133324 B NO 133324B NO 4256/72 A NO4256/72 A NO 4256/72A NO 425672 A NO425672 A NO 425672A NO 133324 B NO133324 B NO 133324B
- Authority
- NO
- Norway
- Prior art keywords
- cutting
- fan body
- fan
- cutting knife
- surface aeration
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 80
- 238000005273 aeration Methods 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 230000004913 activation Effects 0.000 claims description 5
- 239000002351 wastewater Substances 0.000 claims description 4
- 238000005352 clarification Methods 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000004677 Nylon Substances 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 206010010774 Constipation Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 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)
- Engineering & Computer Science (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Chemical Kinetics & Catalysis (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)
- Knives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1704571A CH531468A (de) | 1971-11-23 | 1971-11-23 | Oberflächenbelüftungskreisel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO133324B true NO133324B (ro) | 1976-01-05 |
| NO133324C NO133324C (ro) | 1976-04-12 |
Family
ID=4422326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO425672A NO133324C (ro) | 1971-11-23 | 1972-11-21 |
Country Status (23)
| Country | Link |
|---|---|
| JP (1) | JPS5548879B2 (ro) |
| AT (1) | AT308655B (ro) |
| AU (1) | AU472406B2 (ro) |
| BE (1) | BE791671A (ro) |
| BG (1) | BG19119A3 (ro) |
| CA (1) | CA979124A (ro) |
| CH (1) | CH531468A (ro) |
| CS (1) | CS168011B2 (ro) |
| DD (1) | DD100230A5 (ro) |
| DE (1) | DE2163100B2 (ro) |
| ES (1) | ES408881A1 (ro) |
| FR (1) | FR2160922B1 (ro) |
| GB (1) | GB1403766A (ro) |
| HU (1) | HU166247B (ro) |
| IE (1) | IE37190B1 (ro) |
| IL (1) | IL40885A (ro) |
| IT (1) | IT969208B (ro) |
| LU (1) | LU66515A1 (ro) |
| NL (1) | NL7215871A (ro) |
| NO (1) | NO133324C (ro) |
| PL (1) | PL78763B1 (ro) |
| RO (1) | RO60379A (ro) |
| ZA (1) | ZA728240B (ro) |
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 (ro) * | 1976-07-06 | 1978-01-21 | ||
| 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 |
| 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. |
| 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 PL PL1972159012A patent/PL78763B1/pl unknown
- 1972-11-21 FR FR7241343A patent/FR2160922B1/fr not_active Expired
- 1972-11-21 NO NO425672A patent/NO133324C/no unknown
- 1972-11-21 IL IL4088572A patent/IL40885A/xx unknown
- 1972-11-21 CA CA157,360A patent/CA979124A/en not_active Expired
- 1972-11-21 GB GB5367972A patent/GB1403766A/en not_active Expired
- 1972-11-21 ZA ZA728240A patent/ZA728240B/xx unknown
- 1972-11-22 LU LU66515D patent/LU66515A1/xx unknown
- 1972-11-22 IE IE1625/72A patent/IE37190B1/xx unknown
- 1972-11-22 DD DD16702072A patent/DD100230A5/xx unknown
- 1972-11-22 ES ES408881A patent/ES408881A1/es not_active Expired
- 1972-11-22 AU AU49115/72A patent/AU472406B2/en not_active Expired
- 1972-11-22 BG BG021932A patent/BG19119A3/xx unknown
- 1972-11-22 RO RO7289172A patent/RO60379A/ro unknown
- 1972-11-22 IT IT976672A patent/IT969208B/it active
- 1972-11-22 JP JP11763072A patent/JPS5548879B2/ja not_active Expired
- 1972-11-23 NL NL7215871A patent/NL7215871A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1403766A (en) | 1975-08-28 |
| AT308655B (de) | 1973-07-10 |
| BG19119A3 (bg) | 1975-04-30 |
| IL40885A0 (en) | 1973-01-30 |
| DE2163100A1 (de) | 1973-05-24 |
| LU66515A1 (ro) | 1973-02-01 |
| FR2160922B1 (ro) | 1978-03-03 |
| NO133324C (ro) | 1976-04-12 |
| CA979124A (en) | 1975-12-02 |
| IE37190L (en) | 1973-05-23 |
| CS168011B2 (ro) | 1976-05-28 |
| RO60379A (ro) | 1976-05-15 |
| JPS4863554A (ro) | 1973-09-04 |
| ZA728240B (en) | 1973-07-25 |
| IE37190B1 (en) | 1977-05-25 |
| AU4911572A (en) | 1974-05-23 |
| IT969208B (it) | 1974-03-30 |
| PL78763B1 (ro) | 1975-06-30 |
| JPS5548879B2 (ro) | 1980-12-09 |
| ES408881A1 (es) | 1975-10-01 |
| NL7215871A (ro) | 1973-05-25 |
| FR2160922A1 (ro) | 1973-07-06 |
| AU472406B2 (en) | 1976-05-27 |
| DD100230A5 (ro) | 1973-09-12 |
| CH531468A (de) | 1972-12-15 |
| HU166247B (ro) | 1975-02-28 |
| BE791671A (fr) | 1973-03-16 |
| DE2163100B2 (de) | 1975-09-11 |
| IL40885A (en) | 1975-07-28 |
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