CA1049162A - Method for the biological purification of effluent and the plant for carrying out the process - Google Patents
Method for the biological purification of effluent and the plant for carrying out the processInfo
- Publication number
- CA1049162A CA1049162A CA75239868A CA239868A CA1049162A CA 1049162 A CA1049162 A CA 1049162A CA 75239868 A CA75239868 A CA 75239868A CA 239868 A CA239868 A CA 239868A CA 1049162 A CA1049162 A CA 1049162A
- Authority
- CA
- Canada
- Prior art keywords
- tanks
- tank
- effluent
- oxygen
- activation
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000000746 purification Methods 0.000 title claims abstract description 10
- 230000008569 process Effects 0.000 title claims abstract description 7
- 238000005352 clarification Methods 0.000 claims abstract description 26
- 239000010802 sludge Substances 0.000 claims abstract description 26
- 238000005276 aerator Methods 0.000 claims abstract description 23
- 230000004913 activation Effects 0.000 claims abstract description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 30
- 229910052760 oxygen Inorganic materials 0.000 claims description 30
- 239000001301 oxygen Substances 0.000 claims description 30
- 239000000203 mixture Substances 0.000 claims description 14
- 230000003213 activating effect Effects 0.000 claims description 9
- 238000005273 aeration Methods 0.000 claims description 9
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000000332 continued effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000036782 biological activation Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000002311 subsequent effect Effects 0.000 description 1
- 239000002918 waste heat 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
- C02F3/1205—Particular type of activated sludge processes
- C02F3/121—Multistep treatment
-
- 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1263—Sequencing batch reactors [SBR]
-
- 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
-
- 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
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- 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)
- Activated Sludge Processes (AREA)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1534674A CH572003A5 (US07494231-20090224-C00006.png) | 1974-11-18 | 1974-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1049162A true CA1049162A (en) | 1979-02-20 |
Family
ID=4408336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA75239868A Expired CA1049162A (en) | 1974-11-18 | 1975-11-18 | Method for the biological purification of effluent and the plant for carrying out the process |
Country Status (8)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU186132B (en) * | 1982-10-06 | 1985-06-28 | Janos Fenyoevari | Terrace-coffered sewege cleaner and process for cleaning of sewers |
| YU224086A (en) * | 1986-12-24 | 1989-06-30 | Ina | Device for biological purifying of waste waters without remainings of active sludge |
| DE3929510A1 (de) * | 1988-10-11 | 1990-04-19 | Envicon Luft & Wassertechnik | Klaeranlage |
| GB9305022D0 (en) * | 1993-03-11 | 1993-04-28 | Biwater Europ Limited | Bifilm process and plant |
-
1974
- 1974-11-18 CH CH1534674A patent/CH572003A5/xx not_active IP Right Cessation
-
1975
- 1975-01-20 GB GB230175A patent/GB1496069A/en not_active Expired
- 1975-01-21 AT AT44575A patent/AT333676B/de not_active IP Right Cessation
- 1975-11-14 CS CS772375A patent/CS190502B2/cs unknown
- 1975-11-17 FR FR7535087A patent/FR2291157A1/fr active Granted
- 1975-11-17 IT IT961775A patent/IT1053080B/it active
- 1975-11-18 JP JP50138633A patent/JPS5839596B2/ja not_active Expired
- 1975-11-18 CA CA75239868A patent/CA1049162A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1496069A (en) | 1977-12-21 |
| AU8670075A (en) | 1977-05-26 |
| CH572003A5 (US07494231-20090224-C00006.png) | 1976-01-30 |
| JPS5839596B2 (ja) | 1983-08-31 |
| IT1053080B (it) | 1981-08-31 |
| JPS5173762A (US07494231-20090224-C00006.png) | 1976-06-25 |
| AT333676B (de) | 1976-12-10 |
| DE2459634A1 (de) | 1976-05-20 |
| ATA44575A (de) | 1976-03-15 |
| CS190502B2 (en) | 1979-05-31 |
| DE2459634B2 (de) | 1977-04-21 |
| FR2291157A1 (fr) | 1976-06-11 |
| FR2291157B1 (US07494231-20090224-C00006.png) | 1980-01-11 |
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