SE9001911D0 - Foerfarande foer rening av avloppsvatten - Google Patents
Foerfarande foer rening av avloppsvattenInfo
- Publication number
- SE9001911D0 SE9001911D0 SE9001911A SE9001911A SE9001911D0 SE 9001911 D0 SE9001911 D0 SE 9001911D0 SE 9001911 A SE9001911 A SE 9001911A SE 9001911 A SE9001911 A SE 9001911A SE 9001911 D0 SE9001911 D0 SE 9001911D0
- Authority
- SE
- Sweden
- Prior art keywords
- waste
- stage
- oxygen
- biological treatment
- aerobic biological
- Prior art date
Links
- 239000002699 waste material Substances 0.000 title 2
- 238000004140 cleaning Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 3
- 239000001301 oxygen Substances 0.000 abstract 3
- 229910052760 oxygen Inorganic materials 0.000 abstract 3
- 238000001556 precipitation Methods 0.000 abstract 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 239000010802 sludge Substances 0.000 abstract 2
- 239000002912 waste gas Substances 0.000 abstract 2
- 239000002351 wastewater Substances 0.000 abstract 2
- 235000010216 calcium carbonate Nutrition 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 abstract 1
- 239000000920 calcium hydroxide Substances 0.000 abstract 1
- 235000011116 calcium hydroxide Nutrition 0.000 abstract 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 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
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/906—Phosphorus containing
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Activated Sludge Processes (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893917415 DE3917415C2 (de) | 1989-05-29 | 1989-05-29 | Verfahren zur Reinigung von Abwasser |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| SE9001911D0 true SE9001911D0 (sv) | 1990-05-28 |
| SE9001911L SE9001911L (sv) | 1990-11-30 |
| SE507400C2 SE507400C2 (sv) | 1998-05-25 |
Family
ID=6381585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE9001911A SE507400C2 (sv) | 1989-05-29 | 1990-05-28 | Förfarande för rening av avloppsvatten |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5075007A (sv) |
| CA (1) | CA2018139C (sv) |
| DE (1) | DE3917415C2 (sv) |
| FI (1) | FI103107B (sv) |
| NO (1) | NO301067B1 (sv) |
| SE (1) | SE507400C2 (sv) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9425110D0 (en) * | 1994-12-13 | 1995-02-08 | Boc Group Plc | Sewage respiration inhibition |
| US5879562A (en) * | 1997-04-15 | 1999-03-09 | Marathon Oil Company | Water treatment process for reducing the hardness of an oilfield produced water |
| US5798043A (en) * | 1997-12-01 | 1998-08-25 | Khudenko Engineering, Inc. | Control of anaerobic wastewater treatment |
| CA2331689C (en) * | 1998-05-14 | 2009-11-17 | Soll, Peter | Process for treating waters, soils, sediments and/or silts |
| RU2151744C1 (ru) * | 1998-10-29 | 2000-06-27 | Федеральное государственное унитарное предприятие "Исследовательский Центр им. М.В. Келдыша" | Установка для очистки и осветления воды |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3440166A (en) * | 1967-06-13 | 1969-04-22 | North American Rockwell | Waste treatment process with recycling flocculating agents |
| US3440165A (en) * | 1967-06-13 | 1969-04-22 | North American Rockwell | Waste treatment process with recycling of lime |
| US3623975A (en) * | 1969-03-14 | 1971-11-30 | Envirotech Syst | Plural purpose sludge incinerating and treating apparatus and method |
| US4076620A (en) * | 1971-11-22 | 1978-02-28 | Monsanto Research Corporation | Process for the disposal of sewage |
| US3947350A (en) * | 1972-10-30 | 1976-03-30 | Envirotech Corporation | Process of preparing sewage sludge for dewatering |
| DE2738309A1 (de) * | 1977-08-25 | 1979-03-15 | Linde Ag | Verfahren zur reinigung calcium enthaltenden, organisch belasteten abwassers |
| FR2446260A1 (fr) * | 1979-01-15 | 1980-08-08 | Degremont | Procede et appareil de traitement d'eaux contenant de la chaux |
| DE3724419A1 (de) * | 1987-07-23 | 1989-02-02 | Krupp Gmbh | Verfahren zur reinigung von abwasser |
-
1989
- 1989-05-29 DE DE19893917415 patent/DE3917415C2/de not_active Expired - Fee Related
-
1990
- 1990-05-22 NO NO902252A patent/NO301067B1/no unknown
- 1990-05-25 US US07/528,508 patent/US5075007A/en not_active Expired - Lifetime
- 1990-05-28 FI FI902649A patent/FI103107B/sv active IP Right Grant
- 1990-05-28 SE SE9001911A patent/SE507400C2/sv unknown
- 1990-05-29 CA CA002018139A patent/CA2018139C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2018139A1 (en) | 1990-11-29 |
| DE3917415C2 (de) | 1999-01-14 |
| US5075007A (en) | 1991-12-24 |
| FI902649A0 (fi) | 1990-05-28 |
| NO902252D0 (no) | 1990-05-22 |
| FI103107B1 (sv) | 1999-04-30 |
| SE507400C2 (sv) | 1998-05-25 |
| FI103107B (sv) | 1999-04-30 |
| SE9001911L (sv) | 1990-11-30 |
| DE3917415A1 (de) | 1990-12-06 |
| NO301067B1 (no) | 1997-09-08 |
| CA2018139C (en) | 2001-02-13 |
| NO902252L (no) | 1990-11-30 |
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