CH599057A5 - - Google Patents
Info
- Publication number
- CH599057A5 CH599057A5 CH460574A CH460574A CH599057A5 CH 599057 A5 CH599057 A5 CH 599057A5 CH 460574 A CH460574 A CH 460574A CH 460574 A CH460574 A CH 460574A CH 599057 A5 CH599057 A5 CH 599057A5
- Authority
- CH
- Switzerland
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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- 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
- 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)
- Inorganic Chemistry (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 |
|---|---|---|---|
| DE2316972A DE2316972C3 (de) | 1973-04-05 | 1973-04-05 | Verfahren zum Aufbereiten von Abwasser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH599057A5 true CH599057A5 (it) | 1978-05-12 |
Family
ID=5877044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH460574A CH599057A5 (it) | 1973-04-05 | 1974-04-02 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3947353A (it) |
| JP (1) | JPS49129368A (it) |
| CH (1) | CH599057A5 (it) |
| DE (1) | DE2316972C3 (it) |
| FR (1) | FR2224414B1 (it) |
| GB (1) | GB1437916A (it) |
| IT (1) | IT1010907B (it) |
| ZA (1) | ZA741777B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5249923B2 (ja) * | 2006-04-28 | 2013-07-31 | バイエル・クロップサイエンス・アーゲー | 水性植物抽出物から着色成分を分別する方法 |
| WO2009156252A1 (en) * | 2008-06-26 | 2009-12-30 | Akzo Nobel N.V. | Process for reducing bulking sludge in activated sludge wastewater treatment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2264103A (en) * | 1936-06-06 | 1941-11-25 | Procter & Gamble | Process and product for softening hard water |
| US2234285A (en) * | 1937-04-02 | 1941-03-11 | William B Schworm | Treatment of natural waters |
| US2315734A (en) * | 1938-09-02 | 1943-04-06 | Armour & Co | Process of treating water |
| US2862880A (en) * | 1954-07-27 | 1958-12-02 | Armour & Co | Method of clarifying water by hydrophobic polyamines |
| US3487928A (en) * | 1966-10-06 | 1970-01-06 | Exxon Research Engineering Co | Process for the removal of dispersed droplets of oil from water |
| US3728419A (en) * | 1967-11-13 | 1973-04-17 | Nalco Chemical Co | Phosphated mixed esters of hydroxy amines |
-
1973
- 1973-04-05 DE DE2316972A patent/DE2316972C3/de not_active Expired
-
1974
- 1974-03-19 ZA ZA00741777A patent/ZA741777B/xx unknown
- 1974-04-02 CH CH460574A patent/CH599057A5/xx not_active IP Right Cessation
- 1974-04-02 GB GB1449174A patent/GB1437916A/en not_active Expired
- 1974-04-03 IT IT42640/74A patent/IT1010907B/it active
- 1974-04-03 JP JP49037012A patent/JPS49129368A/ja active Pending
- 1974-04-03 US US05/457,715 patent/US3947353A/en not_active Expired - Lifetime
- 1974-04-05 FR FR7412111A patent/FR2224414B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2316972A1 (de) | 1974-10-31 |
| DE2316972B2 (de) | 1980-04-24 |
| IT1010907B (it) | 1977-01-20 |
| FR2224414A1 (it) | 1974-10-31 |
| JPS49129368A (it) | 1974-12-11 |
| US3947353A (en) | 1976-03-30 |
| ZA741777B (en) | 1975-03-26 |
| FR2224414B1 (it) | 1980-05-23 |
| GB1437916A (en) | 1976-06-03 |
| DE2316972C3 (de) | 1980-12-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |