FI200074A - - Google Patents
Info
- Publication number
- FI200074A FI200074A FI2000/74*A FI200074A FI200074A FI 200074 A FI200074 A FI 200074A FI 200074 A FI200074 A FI 200074A FI 200074 A FI200074 A FI 200074A
- Authority
- FI
- Finland
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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/147—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using organic substances
Landscapes
- Chemical & Material Sciences (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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US38488073A | 1973-08-02 | 1973-08-02 | |
| US40269673A | 1973-10-02 | 1973-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI200074A true FI200074A (fr) | 1975-02-13 |
Family
ID=27010799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI2000/74*A FI200074A (fr) | 1973-08-02 | 1974-06-28 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5050270A (fr) |
| BE (1) | BE818436A (fr) |
| FI (1) | FI200074A (fr) |
| FR (1) | FR2239428A1 (fr) |
| GB (1) | GB1445218A (fr) |
| IT (1) | IT1025033B (fr) |
| SE (1) | SE7409774L (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4382864A (en) * | 1980-08-08 | 1983-05-10 | Kurita Water Industries Ltd. | Process for dewatering sludges |
| SU994444A1 (ru) * | 1980-10-15 | 1983-02-07 | Управление Водопроводно-Канализационного Хозяйства "Водоканал" Исполнительного Комитета Ленинградского Городского Совета Народных Депутатов | Способ кондиционировани осадков сточных вод |
| US4396513A (en) * | 1981-09-08 | 1983-08-02 | Betz Laboratories, Inc. | Use of very high charge cationic polymers in biological sludge dewatering |
-
1974
- 1974-06-28 FI FI2000/74*A patent/FI200074A/fi unknown
- 1974-07-09 JP JP49078654A patent/JPS5050270A/ja active Pending
- 1974-07-29 SE SE7409774A patent/SE7409774L/xx unknown
- 1974-08-01 IT IT25871/74A patent/IT1025033B/it active
- 1974-08-01 GB GB3399574A patent/GB1445218A/en not_active Expired
- 1974-08-02 FR FR7427661A patent/FR2239428A1/fr not_active Withdrawn
- 1974-08-02 BE BE147239A patent/BE818436A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1025033B (it) | 1978-08-10 |
| JPS5050270A (fr) | 1975-05-06 |
| SE7409774L (fr) | 1975-02-03 |
| GB1445218A (en) | 1976-08-04 |
| FR2239428A1 (fr) | 1975-02-28 |
| BE818436A (fr) | 1974-12-02 |
| AU7187574A (en) | 1976-02-05 |