FR2277780B1 - - Google Patents
Info
- Publication number
- FR2277780B1 FR2277780B1 FR7521831A FR7521831A FR2277780B1 FR 2277780 B1 FR2277780 B1 FR 2277780B1 FR 7521831 A FR7521831 A FR 7521831A FR 7521831 A FR7521831 A FR 7521831A FR 2277780 B1 FR2277780 B1 FR 2277780B1
- 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
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
-
- 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)
- Chemical & Material Sciences (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US48797274A | 1974-07-12 | 1974-07-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2277780A1 FR2277780A1 (fr) | 1976-02-06 |
| FR2277780B1 true FR2277780B1 (enExample) | 1979-07-20 |
Family
ID=23937858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7521831A Granted FR2277780A1 (fr) | 1974-07-12 | 1975-07-11 | Procede biologique d'elimination de l'azote ammoniacal des eaux residuaires |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5131063A (enExample) |
| BE (1) | BE831247A (enExample) |
| CA (1) | CA1057430A (enExample) |
| CH (1) | CH616639A5 (enExample) |
| DE (1) | DE2531110A1 (enExample) |
| FR (1) | FR2277780A1 (enExample) |
| GB (1) | GB1520895A (enExample) |
| NL (1) | NL7508305A (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51122946A (en) * | 1975-04-18 | 1976-10-27 | Ebara Infilco Co Ltd | Process for treating sewages |
| JPS51122941A (en) * | 1975-04-18 | 1976-10-27 | Ebara Infilco Co Ltd | Process for treating sewage water |
| JPS51122942A (en) * | 1975-04-18 | 1976-10-27 | Ebara Infilco Co Ltd | Process for treating sewage water |
| JPS5295870A (en) * | 1976-02-06 | 1977-08-11 | Mitsui Eng & Shipbuild Co Ltd | Biochemical nitrification reaction method |
| JPS52142859A (en) * | 1976-05-21 | 1977-11-29 | Iida Kousaku | Drain treating method |
| JPS53115563A (en) * | 1977-03-18 | 1978-10-09 | Meidensha Electric Mfg Co Ltd | Apparatus for treating sewage |
| JPS5473461A (en) * | 1977-11-24 | 1979-06-12 | Inoue Japax Res Inc | Improved device for treating water |
| JPS54107156A (en) * | 1978-02-08 | 1979-08-22 | Tokichi Tanemura | Fluidized bed type biological treatment device |
| JPS55132695A (en) * | 1979-03-28 | 1980-10-15 | Toyobo Co Ltd | Fluidized bed type waste water treatment |
| DE3032882A1 (de) * | 1980-09-01 | 1982-04-15 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
| GB0124433D0 (en) | 2001-10-11 | 2001-12-05 | Univ Manchester Metropolitan | Improvemnts in or relating to fluid bed expansion and fluidisation |
| CN114835255B (zh) * | 2022-05-24 | 2023-06-13 | 湖南五方环境科技研究院有限公司 | 基于铁炭载体的复合生物反应器及其制备与污水处理方法 |
| CN120441092A (zh) * | 2025-05-07 | 2025-08-08 | 广州天源环保技术开发有限公司 | 一种用于流化床生物处理污水氨氮的方法 |
-
1975
- 1975-07-09 CA CA231,116A patent/CA1057430A/en not_active Expired
- 1975-07-09 GB GB2893175A patent/GB1520895A/en not_active Expired
- 1975-07-10 CH CH905675A patent/CH616639A5/de not_active IP Right Cessation
- 1975-07-11 NL NL7508305A patent/NL7508305A/xx not_active Application Discontinuation
- 1975-07-11 BE BE2054457A patent/BE831247A/xx not_active IP Right Cessation
- 1975-07-11 DE DE19752531110 patent/DE2531110A1/de not_active Withdrawn
- 1975-07-11 FR FR7521831A patent/FR2277780A1/fr active Granted
- 1975-07-11 JP JP8519075A patent/JPS5131063A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7508305A (nl) | 1976-01-14 |
| DE2531110A1 (de) | 1976-01-22 |
| GB1520895A (en) | 1978-08-09 |
| BE831247A (fr) | 1975-11-03 |
| CA1057430A (en) | 1979-06-26 |
| CH616639A5 (en) | 1980-04-15 |
| JPS5131063A (enExample) | 1976-03-16 |
| FR2277780A1 (fr) | 1976-02-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |