FR1560439A - - Google Patents
Info
- Publication number
- FR1560439A FR1560439A FR69049494A FR1560439DA FR1560439A FR 1560439 A FR1560439 A FR 1560439A FR 69049494 A FR69049494 A FR 69049494A FR 1560439D A FR1560439D A FR 1560439DA FR 1560439 A FR1560439 A FR 1560439A
- 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
-
- 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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR69049494 | 1968-01-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1560439A true FR1560439A (fr) | 1969-03-21 |
Family
ID=9695003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR69049494A Expired FR1560439A (fr) | 1968-01-03 | 1968-01-03 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1560439A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0020904A1 (fr) * | 1979-05-23 | 1981-01-07 | Hoechst Aktiengesellschaft | Utilisation de sulfate de calcium pour la déshydratation de boues résiduaires |
-
1968
- 1968-01-03 FR FR69049494A patent/FR1560439A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0020904A1 (fr) * | 1979-05-23 | 1981-01-07 | Hoechst Aktiengesellschaft | Utilisation de sulfate de calcium pour la déshydratation de boues résiduaires |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |