FR2288061B1 - - Google Patents
Info
- Publication number
- FR2288061B1 FR2288061B1 FR7531878A FR7531878A FR2288061B1 FR 2288061 B1 FR2288061 B1 FR 2288061B1 FR 7531878 A FR7531878 A FR 7531878A FR 7531878 A FR7531878 A FR 7531878A FR 2288061 B1 FR2288061 B1 FR 2288061B1
- 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
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2449500A DE2449500C2 (de) | 1974-10-19 | 1974-10-19 | Verfahren zum Reinigen von Abwässern |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2288061A1 FR2288061A1 (fr) | 1976-05-14 |
| FR2288061B1 true FR2288061B1 (US07122547-20061017-C00032.png) | 1979-06-29 |
Family
ID=5928566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7531878A Granted FR2288061A1 (fr) | 1974-10-19 | 1975-10-17 | Procede d'epuration d'eaux residuaires |
Country Status (6)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529697A (en) * | 1994-07-20 | 1996-06-25 | The University Of Southern Mississippi | Process for color removal from paper mill wastewaters |
| EP1272432A2 (en) * | 2000-04-10 | 2003-01-08 | Midwest Research Institute | Phenol removal pretreatment process |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT198206B (de) * | 1954-11-19 | 1958-06-25 | Forschungsgesellschaft Wabag | Verfahren zur Entfernung von Urochrom aus Wasser |
| US3429660A (en) * | 1964-12-08 | 1969-02-25 | Engelhard Ind Inc | Alumina production |
| US3468625A (en) * | 1966-11-18 | 1969-09-23 | Exxon Research Engineering Co | Preparation of crystalline alumina by homogeneous precipitation |
| US3627679A (en) * | 1967-05-25 | 1971-12-14 | Gulf States Paper Corp | Effluent treatment processes |
| US3625886A (en) * | 1969-02-13 | 1971-12-07 | Day & Zimmermann Inc | Process for recovering organic material from aqueous streams |
| US3853789A (en) * | 1971-03-26 | 1974-12-10 | J Warthen | Preparation of macroporous alumina extrudates |
| US3763040A (en) * | 1971-08-13 | 1973-10-02 | Environmental Protection Agenc | Processes for reducing the organic-carbon content of water contaminated with organic compounds by continuous countercurrent multistage treatment with activated carbon |
| US3855123A (en) * | 1972-11-08 | 1974-12-17 | Zurn Ind Inc | Upflow-downflow sorption process |
-
1974
- 1974-10-19 DE DE2449500A patent/DE2449500C2/de not_active Expired
-
1975
- 1975-10-09 SE SE7511317A patent/SE404179B/xx not_active IP Right Cessation
- 1975-10-14 FI FI752845A patent/FI60185C/fi not_active IP Right Cessation
- 1975-10-15 CA CA237,698A patent/CA1052022A/en not_active Expired
- 1975-10-16 US US05/622,957 patent/US3998730A/en not_active Expired - Lifetime
- 1975-10-17 FR FR7531878A patent/FR2288061A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2449500A1 (de) | 1976-04-29 |
| FI752845A (US07122547-20061017-C00032.png) | 1976-04-20 |
| US3998730A (en) | 1976-12-21 |
| FR2288061A1 (fr) | 1976-05-14 |
| FI60185C (fi) | 1981-12-10 |
| SE7511317L (sv) | 1976-04-20 |
| CA1052022A (en) | 1979-04-03 |
| SE404179B (sv) | 1978-09-25 |
| FI60185B (fi) | 1981-08-31 |
| DE2449500C2 (de) | 1986-07-10 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| ST | Notification of lapse |