FI872620A0 - Process for biological purification of waste water - Google Patents
Process for biological purification of waste waterInfo
- Publication number
- FI872620A0 FI872620A0 FI872620A FI872620A FI872620A0 FI 872620 A0 FI872620 A0 FI 872620A0 FI 872620 A FI872620 A FI 872620A FI 872620 A FI872620 A FI 872620A FI 872620 A0 FI872620 A0 FI 872620A0
- Authority
- FI
- Finland
- Prior art keywords
- waste water
- biological purification
- purification
- biological
- waste
- Prior art date
Links
- 238000000034 method Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 239000002351 wastewater 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
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1263—Sequencing batch reactors [SBR]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2311—Mounting the bubbling devices or the diffusers
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2311—Mounting the bubbling devices or the diffusers
- B01F23/23114—Mounting the bubbling devices or the diffusers characterised by the way in which the different elements of the bubbling installation are mounted
- B01F23/231142—Mounting the gas transporting elements, i.e. connections between conduits
-
- 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
- B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
- B01F23/23105—Arrangement or manipulation of the gas bubbling devices
- B01F23/2311—Mounting the bubbling devices or the diffusers
- B01F23/23115—Mounting the bubbling devices or the diffusers characterised by the way in which the bubbling devices are mounted within the receptacle
- B01F23/231155—Mounting the bubbling devices or the diffusers characterised by the way in which the bubbling devices are mounted within the receptacle the bubbling devices floating and having a pendulum movement, going to and from or moving in alternating directions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2211—Amount of delivered fluid during a period
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
-
- 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
- C02F3/006—Regulation methods for biological 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
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/50—Movable or transportable mixing devices or plants
- B01F33/503—Floating mixing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/11—Turbidity
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/22—O2
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/44—Time
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863619954 DE3619954A1 (en) | 1986-06-13 | 1986-06-13 | METHOD FOR BIOLOGICALLY CLEANING WASTEWATER AND DEVICE FOR CARRYING OUT SUCH A METHOD |
DE3619954 | 1986-06-13 | ||
CA573379 | 1988-07-29 | ||
CA 573379 CA1331406C (en) | 1986-06-13 | 1988-07-29 | Biological purification of waste waters |
Publications (4)
Publication Number | Publication Date |
---|---|
FI872620A0 true FI872620A0 (en) | 1987-06-12 |
FI872620A FI872620A (en) | 1987-12-14 |
FI94951B FI94951B (en) | 1995-08-15 |
FI94951C FI94951C (en) | 1995-11-27 |
Family
ID=25672021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI872620A FI94951C (en) | 1986-06-13 | 1987-06-12 | Method for biological treatment of waste water |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0249172B1 (en) |
CA (1) | CA1331406C (en) |
DE (1) | DE3619954A1 (en) |
ES (1) | ES2020528B3 (en) |
FI (1) | FI94951C (en) |
LT (1) | LT3791B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2718732A1 (en) * | 1994-04-14 | 1995-10-20 | Aqua Tech | Process for improving water quality in lake |
DE102005045170A1 (en) * | 2005-09-21 | 2007-03-29 | Nyhuis, Geert, Dr.-Ing. | Biological purification of waste water, e.g. municipal waste water, includes selective removal of hydrophobic sludge from activation tank by introducing gas bubbles to drive sludge to the liquid surface |
EP1818315A1 (en) * | 2006-02-07 | 2007-08-15 | Reinhart Dr.-Ing. Von Nordenskjöld | Dynamic micromixer |
DE102007018164B3 (en) * | 2007-04-18 | 2008-12-11 | Völker, Manfred | Device for regulating the inflow of a liquid into a container, in particular for the inflow control of a water treatment plant |
EP2164616B1 (en) * | 2007-07-18 | 2010-12-29 | Bioworks Verfahrenstechnik GmbH | Method for stirring and/or aerating fluids, particularly sewage, using a floodable aerator |
DE102008021649A1 (en) | 2008-04-30 | 2009-11-05 | Bioworks Verfahrenstechnik Gmbh | Method for stirring and/or aerating fluids such as sewage, comprises cyclically aerating the fluid by immersed aerator for predetermined first period of time using aeration device, and then stirring the fluid for second period of time |
DE102009006576A1 (en) * | 2009-01-29 | 2010-08-05 | Nordenskjöld, Reinhart von, Dr.-Ing. | aerator |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB191501141A (en) * | 1915-01-23 | 1916-01-24 | Jones & Attwood Ltd | Improvements in or connected with the Purification of Sewage and other Liquids. |
GB191509989A (en) * | 1915-07-09 | 1916-02-17 | George Wilfred Naylor | Improvements in or connection with the Purification of Sewage. |
DE2042545A1 (en) * | 1970-08-27 | 1972-03-02 | Tuchenhagen O | Submerged aeration - for biological purification of liquids or slurries |
DE2857345C2 (en) * | 1978-08-09 | 1985-09-19 | Reinhart von Dr.-Ing. 8011 Hohenbrunn Nordenskjöld | Device for the biological purification of waste water |
DE3124313A1 (en) * | 1981-06-20 | 1983-01-13 | Menzel Gmbh & Co, 7000 Stuttgart | METHOD AND DEVICE FOR ACTING ON SUBSTANCES PREFERABLY AQUEOUS LIQUID |
EP0145647A1 (en) * | 1983-11-09 | 1985-06-19 | Strässler AG. | Device and process for fine-bubble aeration and/or mixing of a liquid |
-
1986
- 1986-06-13 DE DE19863619954 patent/DE3619954A1/en not_active Withdrawn
-
1987
- 1987-06-05 EP EP19870108215 patent/EP0249172B1/en not_active Expired - Lifetime
- 1987-06-05 ES ES87108215T patent/ES2020528B3/en not_active Expired - Lifetime
- 1987-06-12 FI FI872620A patent/FI94951C/en not_active IP Right Cessation
-
1988
- 1988-07-29 CA CA 573379 patent/CA1331406C/en not_active Expired - Lifetime
-
1993
- 1993-12-31 LT LTIP1750A patent/LT3791B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1331406C (en) | 1994-08-09 |
LT3791B (en) | 1996-03-25 |
FI872620A (en) | 1987-12-14 |
LTIP1750A (en) | 1995-07-25 |
EP0249172B1 (en) | 1991-01-16 |
FI94951B (en) | 1995-08-15 |
DE3619954A1 (en) | 1987-12-17 |
ES2020528B3 (en) | 1991-08-16 |
FI94951C (en) | 1995-11-27 |
EP0249172A1 (en) | 1987-12-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Owner name: VON NORDENSKJ!LD, REINHARD |
|
BB | Publication of examined application | ||
FG | Patent granted |
Owner name: VON NORDENSKJOELD, REINHARD |
|
MA | Patent expired |