FR2193787B3 - - Google Patents
Info
- Publication number
- FR2193787B3 FR2193787B3 FR7327018A FR7327018A FR2193787B3 FR 2193787 B3 FR2193787 B3 FR 2193787B3 FR 7327018 A FR7327018 A FR 7327018A FR 7327018 A FR7327018 A FR 7327018A FR 2193787 B3 FR2193787 B3 FR 2193787B3
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
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)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US27472972A | 1972-07-24 | 1972-07-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2193787A1 FR2193787A1 (ro) | 1974-02-22 |
| FR2193787B3 true FR2193787B3 (ro) | 1976-07-09 |
Family
ID=23049384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7327018A Expired FR2193787B3 (ro) | 1972-07-24 | 1973-07-24 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4953179A (ro) |
| AU (1) | AU5818373A (ro) |
| BE (1) | BE802677A (ro) |
| DE (1) | DE2337337A1 (ro) |
| FR (1) | FR2193787B3 (ro) |
| GB (1) | GB1391142A (ro) |
| IL (1) | IL42744A0 (ro) |
| NL (1) | NL7309742A (ro) |
| ZA (1) | ZA734991B (ro) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4160731A (en) * | 1978-04-18 | 1979-07-10 | American Cyanamid Company | Process for dewatering sewage sludges disinfected with lime |
| DE2967510D1 (en) * | 1978-12-27 | 1985-10-10 | Stockhausen Chem Fab Gmbh | Polymers of alpha-beta-unsaturated n-substituted carboxylic-acid amides and their use as sedimentation, flocculation, dewatering and retention auxiliary agents |
| PT73545B (en) * | 1980-08-28 | 1983-07-04 | Calgon Corp | Process for dewatering kaolin clay slurries |
| CA1181653A (en) * | 1981-03-24 | 1985-01-29 | Alban Timmons | Process and composition for conditioning an aqueous system |
| HU189058B (en) * | 1984-03-07 | 1986-06-30 | Merei,Jozsef,De | Method for dewatering sludges originated after aerobic and anaerobic decomposing of domestic sewages |
| GB8512937D0 (en) * | 1985-05-22 | 1985-06-26 | Allied Colloids Ltd | Water treatment |
| SE521713C2 (sv) * | 1998-11-09 | 2003-12-02 | Stt Emtec Ab | Förfarande och anordning för ett EGR-system, samt dylik ventil |
-
1973
- 1973-07-12 NL NL7309742A patent/NL7309742A/xx unknown
- 1973-07-16 IL IL42744A patent/IL42744A0/xx unknown
- 1973-07-17 AU AU58183/73A patent/AU5818373A/en not_active Expired
- 1973-07-19 GB GB3456773A patent/GB1391142A/en not_active Expired
- 1973-07-23 ZA ZA00734991A patent/ZA734991B/xx unknown
- 1973-07-23 DE DE19732337337 patent/DE2337337A1/de active Pending
- 1973-07-23 BE BE133766A patent/BE802677A/xx unknown
- 1973-07-24 FR FR7327018A patent/FR2193787B3/fr not_active Expired
- 1973-07-24 JP JP48083511A patent/JPS4953179A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4953179A (ro) | 1974-05-23 |
| FR2193787A1 (ro) | 1974-02-22 |
| DE2337337A1 (de) | 1974-02-07 |
| AU5818373A (en) | 1975-01-23 |
| GB1391142A (en) | 1975-04-16 |
| IL42744A0 (en) | 1973-10-25 |
| ZA734991B (en) | 1975-03-26 |
| NL7309742A (ro) | 1974-01-28 |
| BE802677A (fr) | 1974-01-23 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |