CH672780A5 - - Google Patents
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- Publication number
- CH672780A5 CH672780A5 CH1477/87A CH147787A CH672780A5 CH 672780 A5 CH672780 A5 CH 672780A5 CH 1477/87 A CH1477/87 A CH 1477/87A CH 147787 A CH147787 A CH 147787A CH 672780 A5 CH672780 A5 CH 672780A5
- Authority
- CH
- Switzerland
- Prior art keywords
- chamber
- sewage sludge
- fresh
- sludge
- reactor
- Prior art date
Links
- 239000010801 sewage sludge Substances 0.000 claims abstract description 93
- 230000014759 maintenance of location Effects 0.000 claims abstract description 15
- 239000010802 sludge Substances 0.000 claims abstract description 11
- 230000029087 digestion Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 16
- 230000003750 conditioning effect Effects 0.000 claims description 7
- 238000011012 sanitization Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 2
- 241000894006 Bacteria Species 0.000 abstract description 3
- 241000305071 Enterobacterales Species 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000607142 Salmonella Species 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006065 biodegradation reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004065 wastewater treatment 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
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning
-
- 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
- C02F3/28—Anaerobic digestion processes
-
- 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)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Treatment Of Sludge (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1477/87A CH672780A5 (enrdf_load_stackoverflow) | 1987-04-15 | 1987-04-15 | |
| EP88902783A EP0333774A1 (de) | 1987-04-15 | 1988-04-13 | Konditionieren und hygienisieren von klärschlamm und dergleichen |
| PCT/CH1988/000077 WO1988007978A1 (en) | 1987-04-15 | 1988-04-13 | Conditioning and hygienic treatment of sewage sludge and the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1477/87A CH672780A5 (enrdf_load_stackoverflow) | 1987-04-15 | 1987-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH672780A5 true CH672780A5 (enrdf_load_stackoverflow) | 1989-12-29 |
Family
ID=4211399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1477/87A CH672780A5 (enrdf_load_stackoverflow) | 1987-04-15 | 1987-04-15 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0333774A1 (enrdf_load_stackoverflow) |
| CH (1) | CH672780A5 (enrdf_load_stackoverflow) |
| WO (1) | WO1988007978A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998050312A1 (en) * | 1997-05-06 | 1998-11-12 | United States Filter Corporation | Process and apparatus for treating waste |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2176660C1 (ru) * | 2000-05-10 | 2001-12-10 | Институт проблем нефтехимпереработки АН Республики Башкортостан | Способ переработки нефтяных отходов |
| CN114163091A (zh) * | 2021-12-07 | 2022-03-11 | 湖南军信环保股份有限公司 | 一种污泥深度脱水系统及方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE630242C (de) * | 1931-06-02 | 1936-05-23 | Franz Fries | Vorrichtung zur Verwertung der UEberschusswaerme kuenstlich geheizter Faulraeume |
| CH616395A5 (en) * | 1976-09-29 | 1980-03-31 | Norm Amc Ag | Process for treating wet sludge from a sewage treatment plant and device for carrying out the process |
| DK15978A (da) * | 1977-04-18 | 1978-10-19 | Sulzer Ag | Varmeudveksler til med faste stoffer fyldte vaesker |
| ATE48124T1 (de) * | 1984-10-22 | 1989-12-15 | Buchs Umwelttech Utb | Verfahren und vorrichtung zum behandeln von klaerschlamm. |
| CH663203A5 (en) * | 1985-06-13 | 1987-11-30 | Buchs Umwelttech Utb | Plant for the conditioning and sanitation of sewage sludge |
-
1987
- 1987-04-15 CH CH1477/87A patent/CH672780A5/de not_active IP Right Cessation
-
1988
- 1988-04-13 WO PCT/CH1988/000077 patent/WO1988007978A1/de not_active Application Discontinuation
- 1988-04-13 EP EP88902783A patent/EP0333774A1/de not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998050312A1 (en) * | 1997-05-06 | 1998-11-12 | United States Filter Corporation | Process and apparatus for treating waste |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0333774A1 (de) | 1989-09-27 |
| WO1988007978A1 (en) | 1988-10-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |