FR2281901B1 - - Google Patents
Info
- Publication number
- FR2281901B1 FR2281901B1 FR7525364A FR7525364A FR2281901B1 FR 2281901 B1 FR2281901 B1 FR 2281901B1 FR 7525364 A FR7525364 A FR 7525364A FR 7525364 A FR7525364 A FR 7525364A FR 2281901 B1 FR2281901 B1 FR 2281901B1
- 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
- C02F3/04—Aerobic processes using trickle filters
-
- 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)
- Treating Waste Gases (AREA)
- Biological Treatment Of Waste Water (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742439013 DE2439013C3 (de) | 1974-08-14 | Zweistufiges Verfahren zur biologischen Reinigung von Abwasser |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2281901A1 FR2281901A1 (fr) | 1976-03-12 |
| FR2281901B1 true FR2281901B1 (US06277897-20010821-C00009.png) | 1979-01-05 |
Family
ID=5923187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7525364A Granted FR2281901A1 (fr) | 1974-08-14 | 1975-08-14 | Procede d'epuration biologique d'eaux usees |
Country Status (11)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005051711A1 (de) * | 2005-10-28 | 2007-05-10 | Lutz Dr.Rer.Nat. Haldenwang | Verfahren zur mikrobiologischen aeroben Abwasserbehandlung |
| JP6117049B2 (ja) * | 2013-08-08 | 2017-04-19 | メタウォーター株式会社 | 水処理システム |
-
1975
- 1975-08-12 IT IT2631975A patent/IT1041828B/it active
- 1975-08-12 GB GB3357975A patent/GB1496178A/en not_active Expired
- 1975-08-13 NO NO752831A patent/NO142517C/no unknown
- 1975-08-13 DK DK367075A patent/DK146385C/da active
- 1975-08-13 CH CH1055775A patent/CH596098A5/xx not_active IP Right Cessation
- 1975-08-13 SE SE7509080A patent/SE409851B/xx not_active IP Right Cessation
- 1975-08-13 NL NL7509641A patent/NL7509641A/xx not_active Application Discontinuation
- 1975-08-14 JP JP9815775A patent/JPS5185270A/ja active Pending
- 1975-08-14 AT AT632375A patent/AT337110B/de not_active IP Right Cessation
- 1975-08-14 FR FR7525364A patent/FR2281901A1/fr active Granted
- 1975-08-14 BE BE159238A patent/BE832467A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7509641A (nl) | 1976-02-17 |
| AT337110B (de) | 1977-06-10 |
| NO142517C (no) | 1980-09-03 |
| BE832467A (fr) | 1975-12-01 |
| ATA632375A (de) | 1976-09-15 |
| JPS5185270A (en) | 1976-07-26 |
| CH596098A5 (US06277897-20010821-C00009.png) | 1978-02-28 |
| DK367075A (da) | 1976-02-15 |
| DE2439013A1 (de) | 1976-02-26 |
| GB1496178A (en) | 1977-12-30 |
| NO142517B (no) | 1980-05-27 |
| NO752831L (US06277897-20010821-C00009.png) | 1976-02-17 |
| DK146385C (da) | 1984-03-05 |
| FR2281901A1 (fr) | 1976-03-12 |
| DE2439013B2 (de) | 1977-06-23 |
| DK146385B (da) | 1983-09-26 |
| IT1041828B (it) | 1980-01-10 |
| SE7509080L (sv) | 1976-02-16 |
| SE409851B (sv) | 1979-09-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |