AT369716B - METHOD FOR PRODUCING A LIQUID AGENT FOR IMPROVING THE QUALITY OF POLLUTED WATER - Google Patents
METHOD FOR PRODUCING A LIQUID AGENT FOR IMPROVING THE QUALITY OF POLLUTED WATERInfo
- Publication number
- AT369716B AT369716B AT0821579A AT821579A AT369716B AT 369716 B AT369716 B AT 369716B AT 0821579 A AT0821579 A AT 0821579A AT 821579 A AT821579 A AT 821579A AT 369716 B AT369716 B AT 369716B
- Authority
- AT
- Austria
- Prior art keywords
- improving
- producing
- quality
- liquid agent
- polluted water
- Prior art date
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
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)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0821579A AT369716B (en) | 1979-12-31 | 1979-12-31 | METHOD FOR PRODUCING A LIQUID AGENT FOR IMPROVING THE QUALITY OF POLLUTED WATER |
DK253082A DK157537C (en) | 1979-12-31 | 1982-06-04 | PROCEDURE FOR PREPARING A FLUID AGENT FOR TREATING POLLUTED WATER |
FI821999A FI77436C (en) | 1979-12-31 | 1982-06-04 | Process for preparing a liquid substance to improve the quality of uncleaned water. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0821579A AT369716B (en) | 1979-12-31 | 1979-12-31 | METHOD FOR PRODUCING A LIQUID AGENT FOR IMPROVING THE QUALITY OF POLLUTED WATER |
FI821999A FI77436C (en) | 1979-12-31 | 1982-06-04 | Process for preparing a liquid substance to improve the quality of uncleaned water. |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA821579A ATA821579A (en) | 1982-03-15 |
AT369716B true AT369716B (en) | 1983-01-25 |
Family
ID=25604603
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0821579A AT369716B (en) | 1979-12-31 | 1979-12-31 | METHOD FOR PRODUCING A LIQUID AGENT FOR IMPROVING THE QUALITY OF POLLUTED WATER |
Country Status (3)
Country | Link |
---|---|
AT (1) | AT369716B (en) |
DK (1) | DK157537C (en) |
FI (1) | FI77436C (en) |
-
1979
- 1979-12-31 AT AT0821579A patent/AT369716B/en not_active IP Right Cessation
-
1982
- 1982-06-04 DK DK253082A patent/DK157537C/en not_active IP Right Cessation
- 1982-06-04 FI FI821999A patent/FI77436C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK253082A (en) | 1983-12-05 |
FI77436B (en) | 1988-11-30 |
ATA821579A (en) | 1982-03-15 |
DK157537B (en) | 1990-01-22 |
FI821999A0 (en) | 1982-06-04 |
FI77436C (en) | 1989-03-10 |
FI821999L (en) | 1983-12-05 |
DK157537C (en) | 1990-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EIH | Change in the person of patent owner | ||
EIH | Change in the person of patent owner | ||
ELA | Expired due to lapse of time |