FR2246501B1 - - Google Patents
Info
- Publication number
- FR2246501B1 FR2246501B1 FR7433814A FR7433814A FR2246501B1 FR 2246501 B1 FR2246501 B1 FR 2246501B1 FR 7433814 A FR7433814 A FR 7433814A FR 7433814 A FR7433814 A FR 7433814A FR 2246501 B1 FR2246501 B1 FR 2246501B1
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
-
- 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)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Water Treatment By Sorption (AREA)
- Activated Sludge Processes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7313774A NL171886C (nl) | 1973-10-08 | 1973-10-08 | Werkwijze voor het zuiveren van afvalwater. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2246501A1 FR2246501A1 (ja) | 1975-05-02 |
FR2246501B1 true FR2246501B1 (ja) | 1982-04-16 |
Family
ID=19819762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7433814A Expired FR2246501B1 (ja) | 1973-10-08 | 1974-10-08 |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5078152A (ja) |
BE (1) | BE820804A (ja) |
CH (1) | CH580038A5 (ja) |
DE (1) | DE2447956C3 (ja) |
ES (1) | ES430757A1 (ja) |
FR (1) | FR2246501B1 (ja) |
GB (1) | GB1481089A (ja) |
IT (1) | IT1019484B (ja) |
NL (1) | NL171886C (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4207179A (en) * | 1976-07-28 | 1980-06-10 | Phillips Petroleum Company | Biotreatment using carbon treated recycle and/or clarifier effluent backwash |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE762109A (fr) * | 1970-02-13 | 1971-07-01 | Lefrancois Louis A A | Procede d'epuration des eaux residuaires |
-
1973
- 1973-10-08 NL NL7313774A patent/NL171886C/xx not_active IP Right Cessation
-
1974
- 1974-10-07 ES ES430757A patent/ES430757A1/es not_active Expired
- 1974-10-07 IT IT5339874A patent/IT1019484B/it active
- 1974-10-08 DE DE2447956A patent/DE2447956C3/de not_active Expired
- 1974-10-08 FR FR7433814A patent/FR2246501B1/fr not_active Expired
- 1974-10-08 JP JP11602874A patent/JPS5078152A/ja active Pending
- 1974-10-08 CH CH1352074A patent/CH580038A5/xx not_active IP Right Cessation
- 1974-10-08 BE BE149299A patent/BE820804A/xx not_active IP Right Cessation
- 1974-10-08 GB GB4355574A patent/GB1481089A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2447956C3 (de) | 1981-10-08 |
NL171886B (nl) | 1983-01-03 |
JPS5078152A (ja) | 1975-06-25 |
ES430757A1 (es) | 1976-10-16 |
IT1019484B (it) | 1977-11-10 |
CH580038A5 (ja) | 1976-09-30 |
DE2447956A1 (de) | 1975-04-17 |
FR2246501A1 (ja) | 1975-05-02 |
DE2447956B2 (de) | 1979-01-18 |
NL171886C (nl) | 1983-06-01 |
GB1481089A (en) | 1977-07-27 |
NL7313774A (nl) | 1975-04-10 |
BE820804A (nl) | 1975-04-08 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |