DE2943335C2 - - Google Patents
Info
- Publication number
- DE2943335C2 DE2943335C2 DE19792943335 DE2943335A DE2943335C2 DE 2943335 C2 DE2943335 C2 DE 2943335C2 DE 19792943335 DE19792943335 DE 19792943335 DE 2943335 A DE2943335 A DE 2943335A DE 2943335 C2 DE2943335 C2 DE 2943335C2
- Authority
- DE
- Germany
- Prior art keywords
- blades
- liquid
- partition
- wall
- blade
- 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.)
- Expired - Lifetime
Links
- 239000007788 liquid Substances 0.000 claims description 41
- 238000005192 partition Methods 0.000 claims description 16
- 238000009423 ventilation Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 2
- 210000004197 pelvis Anatomy 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000005276 aerator Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 239000010802 sludge Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 240000005561 Musa balbisiana Species 0.000 description 1
- 235000018290 Musa x paradisiaca Nutrition 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1257—Oxidation ditches
-
- 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
-
- 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
- C02F3/20—Activated sludge processes using diffusers
-
- 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
-
- 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)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7811242A NL172140C (nl) | 1978-11-14 | 1978-11-14 | Inrichting voor het beluchten van een vloeistof. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2943335A1 DE2943335A1 (de) | 1980-05-29 |
| DE2943335C2 true DE2943335C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-10-04 |
Family
ID=19831891
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19797930353U Expired DE7930353U1 (de) | 1978-11-14 | 1979-10-26 | Vorrichtung zum belueften einer fluessigkeit |
| DE19792943335 Granted DE2943335A1 (de) | 1978-11-14 | 1979-10-26 | Vorrichtung zum belueften einer fluessigkeit |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19797930353U Expired DE7930353U1 (de) | 1978-11-14 | 1979-10-26 | Vorrichtung zum belueften einer fluessigkeit |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU185894B (en) * | 1980-07-03 | 1985-04-28 | Imre Gyulavari | Apparatus for treating fluids |
| PL167066B1 (pl) * | 1991-01-28 | 1995-07-31 | Andrzej Golcz | Sposób i zbiornik do biologicznego oczyszczania scieków PL |
| US8109488B2 (en) | 2006-01-27 | 2012-02-07 | Dbs Manufacturing, Inc. | Wastewater treatment system and method of using same |
| US7559538B2 (en) * | 2006-01-27 | 2009-07-14 | Dbs Manufacturing, Inc. | Wastewater treatment system and method of using same |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6709194A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1967-07-03 | 1968-06-25 | ||
| DE2531037A1 (de) * | 1975-07-11 | 1977-01-27 | Activox Inc | Verfahren und vorrichtung zum behandeln von abwasser |
-
1978
- 1978-11-14 NL NL7811242A patent/NL172140C/xx not_active IP Right Cessation
-
1979
- 1979-10-24 GB GB7936911A patent/GB2034188B/en not_active Expired
- 1979-10-26 DE DE19797930353U patent/DE7930353U1/de not_active Expired
- 1979-10-26 DE DE19792943335 patent/DE2943335A1/de active Granted
- 1979-11-08 BE BE0/198028A patent/BE879907A/nl not_active IP Right Cessation
- 1979-11-08 FR FR7927547A patent/FR2441589A1/fr not_active Withdrawn
- 1979-11-13 IT IT353979A patent/IT1207877B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| NL172140B (nl) | 1983-02-16 |
| BE879907A (nl) | 1980-05-08 |
| GB2034188B (en) | 1983-01-19 |
| FR2441589A1 (fr) | 1980-06-13 |
| DE2943335A1 (de) | 1980-05-29 |
| GB2034188A (en) | 1980-06-04 |
| NL7811242A (nl) | 1980-05-19 |
| NL172140C (nl) | 1983-07-18 |
| IT7903539A0 (it) | 1979-11-13 |
| DE7930353U1 (de) | 1980-03-13 |
| IT1207877B (it) | 1989-06-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |