FR2148601B1 - - Google Patents
Info
- Publication number
- FR2148601B1 FR2148601B1 FR7228927A FR7228927A FR2148601B1 FR 2148601 B1 FR2148601 B1 FR 2148601B1 FR 7228927 A FR7228927 A FR 7228927A FR 7228927 A FR7228927 A FR 7228927A FR 2148601 B1 FR2148601 B1 FR 2148601B1
- 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.)
- Expired
Links
Classifications
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- 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
- C02F3/06—Aerobic processes using submerged filters
-
- 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)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA120,221A CA948335A (en) | 1971-08-10 | 1971-08-10 | Process and apparatus for treating wastes by a combined activated sludge and biological filter bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2148601A1 FR2148601A1 (en) | 1973-03-23 |
| FR2148601B1 true FR2148601B1 (member.php) | 1978-12-01 |
Family
ID=4090553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7228927A Granted FR2148601A1 (en) | 1971-08-10 | 1972-08-10 | Sewage purification plant - with activated sludge settling zone followed by filtration |
Country Status (2)
| Country | Link |
|---|---|
| CA (1) | CA948335A (member.php) |
| FR (1) | FR2148601A1 (member.php) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61291099A (ja) * | 1985-06-17 | 1986-12-20 | Sanki Eng Co Ltd | 下向流型生物膜浄化装置 |
| CN106946343A (zh) * | 2017-05-03 | 2017-07-14 | 山东毅康科技股份有限公司 | 一种高效反冲洗曝气生物滤池 |
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1971
- 1971-08-10 CA CA120,221A patent/CA948335A/en not_active Expired
-
1972
- 1972-08-10 FR FR7228927A patent/FR2148601A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA948335A (en) | 1974-05-28 |
| FR2148601A1 (en) | 1973-03-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |