CH605425A5 - - Google Patents
Info
- Publication number
- CH605425A5 CH605425A5 CH916674A CH916674A CH605425A5 CH 605425 A5 CH605425 A5 CH 605425A5 CH 916674 A CH916674 A CH 916674A CH 916674 A CH916674 A CH 916674A CH 605425 A5 CH605425 A5 CH 605425A5
- Authority
- CH
- Switzerland
Links
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
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- 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
-
- 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)
- Activated Sludge Processes (AREA)
- Treatment Of Sludge (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7324722A FR2235883B1 (fi) | 1973-07-05 | 1973-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH605425A5 true CH605425A5 (fi) | 1978-09-29 |
Family
ID=9122131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH916674A CH605425A5 (fi) | 1973-07-05 | 1974-07-04 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4083785A (fi) |
| JP (1) | JPS5049866A (fi) |
| BE (1) | BE817156A (fi) |
| CA (1) | CA1039418A (fi) |
| CH (1) | CH605425A5 (fi) |
| DE (1) | DE2432543A1 (fi) |
| FR (1) | FR2235883B1 (fi) |
| GB (1) | GB1435663A (fi) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2654431C3 (de) * | 1976-12-01 | 1985-01-31 | Passavant-Werke AG & Co KG, 6209 Aarbergen | Kläranlage zur biologischen Reinigung von Abwasser |
| JPS54136755A (en) * | 1978-04-15 | 1979-10-24 | Osaka Gas Co Ltd | Active sludge disposal process for waste water |
| DE2926441A1 (de) * | 1979-06-29 | 1981-01-22 | Linde Ag | Verfahren und vorrichtung zur sauerstoffanreicherung einer fluessigkeit |
| US4259182A (en) * | 1979-07-26 | 1981-03-31 | Houston Systems Manufacturing Co. | Waste treatment apparatus |
| JPS6161699A (ja) * | 1984-08-31 | 1986-03-29 | Ebara Infilco Co Ltd | 余剰微生物の濃縮分離法 |
| DE10148474A1 (de) * | 2001-10-01 | 2003-05-08 | Koehler August Papierfab | Verfahren und Vorrichtung zum Reinigen von Abwässern |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL256235A (fi) * | 1959-09-24 | 1900-01-01 | ||
| US3507393A (en) * | 1969-06-18 | 1970-04-21 | Union Tank Car Co | Sewage treatment system |
| US3547814A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Bio-oxidation with low sludge yield |
| US3547815A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Staged oxygenation of bod-containing water |
| US3547811A (en) * | 1969-07-02 | 1970-12-15 | Union Carbide Corp | Cyclic oxygenation of bod-containing water |
| US3764524A (en) * | 1972-11-13 | 1973-10-09 | Union Carbide Corp | Phosphorous removal from wastewater |
-
1973
- 1973-07-05 FR FR7324722A patent/FR2235883B1/fr not_active Expired
-
1974
- 1974-04-23 US US05/463,411 patent/US4083785A/en not_active Expired - Lifetime
- 1974-06-03 JP JP6278774A patent/JPS5049866A/ja active Pending
- 1974-06-28 GB GB2885274A patent/GB1435663A/en not_active Expired
- 1974-07-02 BE BE146133A patent/BE817156A/xx unknown
- 1974-07-03 CA CA203,919A patent/CA1039418A/fr not_active Expired
- 1974-07-04 DE DE2432543A patent/DE2432543A1/de not_active Withdrawn
- 1974-07-04 CH CH916674A patent/CH605425A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2235883A1 (fi) | 1975-01-31 |
| JPS5049866A (fi) | 1975-05-02 |
| GB1435663A (en) | 1976-05-12 |
| BE817156A (fr) | 1974-11-04 |
| CA1039418A (fr) | 1978-09-26 |
| DE2432543A1 (de) | 1975-01-30 |
| US4083785A (en) | 1978-04-11 |
| FR2235883B1 (fi) | 1977-11-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |