FR1548964A - - Google Patents
Info
- Publication number
- FR1548964A FR1548964A FR1548964DA FR1548964A FR 1548964 A FR1548964 A FR 1548964A FR 1548964D A FR1548964D A FR 1548964DA FR 1548964 A FR1548964 A FR 1548964A
- 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
-
- 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
- C02F3/20—Activated sludge processes using diffusers
- C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR42009896 | 1967-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1548964A true FR1548964A (Direct) | 1968-12-06 |
Family
ID=9693378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1548964D Expired FR1548964A (Direct) | 1967-12-20 | 1967-12-20 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1548964A (Direct) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253949A (en) * | 1975-04-07 | 1981-03-03 | Imperial Chemical Industries Limited | Sewage treatment-flotation apparatus |
| CN108516613A (zh) * | 2018-07-06 | 2018-09-11 | 张渝文 | 一种接触氧化型小型污水处理系统 |
| CN108516656A (zh) * | 2018-07-06 | 2018-09-11 | 张渝文 | 一种活性污泥小型污水处理系统 |
-
1967
- 1967-12-20 FR FR1548964D patent/FR1548964A/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4253949A (en) * | 1975-04-07 | 1981-03-03 | Imperial Chemical Industries Limited | Sewage treatment-flotation apparatus |
| CN108516613A (zh) * | 2018-07-06 | 2018-09-11 | 张渝文 | 一种接触氧化型小型污水处理系统 |
| CN108516656A (zh) * | 2018-07-06 | 2018-09-11 | 张渝文 | 一种活性污泥小型污水处理系统 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |