NO883641D0 - PROCEDURE FOR WASTE CLEANING. - Google Patents
PROCEDURE FOR WASTE CLEANING.Info
- Publication number
- NO883641D0 NO883641D0 NO883641A NO883641A NO883641D0 NO 883641 D0 NO883641 D0 NO 883641D0 NO 883641 A NO883641 A NO 883641A NO 883641 A NO883641 A NO 883641A NO 883641 D0 NO883641 D0 NO 883641D0
- Authority
- NO
- Norway
- Prior art keywords
- procedure
- waste cleaning
- waste
- cleaning
- 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
- C02F1/5209—Regulation methods for flocculation or precipitation
-
- 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
- C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873731513 DE3731513A1 (en) | 1987-09-18 | 1987-09-18 | METHOD FOR CLEANING EQUIPMENT |
Publications (2)
Publication Number | Publication Date |
---|---|
NO883641D0 true NO883641D0 (en) | 1988-08-16 |
NO883641L NO883641L (en) | 1989-03-20 |
Family
ID=6336374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO88883641A NO883641L (en) | 1987-09-18 | 1988-08-16 | PROCEDURE FOR WASTE CLEANING. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0307944A1 (en) |
DE (1) | DE3731513A1 (en) |
FI (1) | FI884264A (en) |
NO (1) | NO883641L (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4018287A1 (en) * | 1990-06-07 | 1991-12-12 | Sued Chemie Ag | Flocculating agent for purificn. of waste water - comprises acid soln. of salts of polyvalent metals and cationic polymeric carbohydrate |
DE4218667A1 (en) * | 1992-06-05 | 1993-12-09 | Dorr Oliver Deutschland | Starch precipitation process |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3947354A (en) * | 1973-03-16 | 1976-03-30 | The United States Of America As Represented By The Secretary Of Agriculture | Removal of heavy metal ions from wastewater |
DE2412452C3 (en) * | 1974-03-15 | 1981-01-08 | Benckiser-Knapsack Gmbh, 6802 Ladenburg | Process for removing oils, solvents and paints from wastewater |
JPS5613099A (en) * | 1979-07-10 | 1981-02-07 | Nichireki Chem Ind Co Ltd | Treating method of sludge |
US4678585A (en) * | 1981-12-30 | 1987-07-07 | American Cyanamid Company | Process for alumina recovery |
DE3490692T1 (en) * | 1984-04-24 | 1986-05-15 | Sanyo Chemical Industries Ltd., Kyoto | Means and methods for dewatering sludge |
AT381484B (en) * | 1985-02-27 | 1986-10-27 | Lukeneder Adolf | METHOD FOR FELLING SOLVED SULFIDES FROM SULFID CONTAINERS |
-
1987
- 1987-09-18 DE DE19873731513 patent/DE3731513A1/en active Granted
-
1988
- 1988-08-16 NO NO88883641A patent/NO883641L/en unknown
- 1988-09-16 EP EP88115227A patent/EP0307944A1/en not_active Withdrawn
- 1988-09-16 FI FI884264A patent/FI884264A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FI884264A (en) | 1989-03-19 |
FI884264A0 (en) | 1988-09-16 |
DE3731513A1 (en) | 1989-03-30 |
DE3731513C2 (en) | 1990-12-20 |
NO883641L (en) | 1989-03-20 |
EP0307944A1 (en) | 1989-03-22 |
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