FR2168558A1 - - Google Patents
Info
- Publication number
- FR2168558A1 FR2168558A1 FR7301959A FR7301959A FR2168558A1 FR 2168558 A1 FR2168558 A1 FR 2168558A1 FR 7301959 A FR7301959 A FR 7301959A FR 7301959 A FR7301959 A FR 7301959A FR 2168558 A1 FR2168558 A1 FR 2168558A1
- Authority
- FR
- France
- 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.)
- Granted
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
- C02F3/1205—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
- C02F3/26—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)
- Activated Sludge Processes (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB285272A GB1424801A (en) | 1972-01-20 | 1972-01-20 | Process and system for treating waste water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2168558A1 true FR2168558A1 (US07122547-20061017-C00273.png) | 1973-08-31 |
| FR2168558B1 FR2168558B1 (US07122547-20061017-C00273.png) | 1979-01-26 |
Family
ID=9747184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7301959A Expired FR2168558B1 (US07122547-20061017-C00273.png) | 1972-01-20 | 1973-01-19 |
Country Status (7)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2422601A1 (fr) * | 1978-04-15 | 1979-11-09 | Osaka Gas Co Ltd | Procede de traitement des eaux residuaires par les boues activees |
| EP0072495A2 (de) * | 1981-08-13 | 1983-02-23 | Linde Aktiengesellschaft | Verfahren und Vorrichtung zur biologischen Reinigung von Abwasser |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK1445239T3 (da) * | 2003-02-07 | 2005-10-17 | Delphin Umwelttechnik Gmbh | Fremgangsmåde til at påvirke slammets volumenindeks for at undgå flydeslam i et anlæg til spildevandsrensning |
| US7018536B2 (en) * | 2003-04-23 | 2006-03-28 | Proline Wastewater Equipment, Llc | Aerobic wastewater management system, apparatus, and method |
| CN106587336A (zh) * | 2015-10-15 | 2017-04-26 | 圣堃环保科技（上海）有限公司 | 一种污水处理装置 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3607735A (en) * | 1969-07-02 | 1971-09-21 | Air Reduction | System for treatment of secondary sewage |
-
0
- BE BE794121D patent/BE794121A/xx unknown
-
1972
- 1972-01-20 GB GB285272A patent/GB1424801A/en not_active Expired
-
1973
- 1973-01-12 DE DE2301395A patent/DE2301395A1/de active Pending
- 1973-01-19 FR FR7301959A patent/FR2168558B1/fr not_active Expired
- 1973-01-19 NL NL7300822A patent/NL7300822A/xx not_active Application Discontinuation
- 1973-01-19 IT IT4777373A patent/IT1013023B/it active
- 1973-01-19 ZA ZA730389A patent/ZA73389B/xx unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3607735A (en) * | 1969-07-02 | 1971-09-21 | Air Reduction | System for treatment of secondary sewage |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2422601A1 (fr) * | 1978-04-15 | 1979-11-09 | Osaka Gas Co Ltd | Procede de traitement des eaux residuaires par les boues activees |
| EP0072495A2 (de) * | 1981-08-13 | 1983-02-23 | Linde Aktiengesellschaft | Verfahren und Vorrichtung zur biologischen Reinigung von Abwasser |
| EP0072495A3 (en) * | 1981-08-13 | 1983-04-27 | Linde Aktiengesellschaft | Process and installation for the biological purification of waste water |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA73389B (en) | 1974-03-27 |
| GB1424801A (en) | 1976-02-11 |
| BE794121A (fr) | 1973-07-16 |
| FR2168558B1 (US07122547-20061017-C00273.png) | 1979-01-26 |
| NL7300822A (US07122547-20061017-C00273.png) | 1973-07-24 |
| DE2301395A1 (de) | 1973-07-26 |
| IT1013023B (it) | 1977-03-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |