FR2345397B3 - - Google Patents
Info
- Publication number
- FR2345397B3 FR2345397B3 FR7708342A FR7708342A FR2345397B3 FR 2345397 B3 FR2345397 B3 FR 2345397B3 FR 7708342 A FR7708342 A FR 7708342A FR 7708342 A FR7708342 A FR 7708342A FR 2345397 B3 FR2345397 B3 FR 2345397B3
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
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)
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH367976A CH598142A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-03-24 | 1976-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2345397A1 FR2345397A1 (fr) | 1977-10-21 |
| FR2345397B3 true FR2345397B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-02-22 |
Family
ID=4261174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7708342A Granted FR2345397A1 (fr) | 1976-03-24 | 1977-03-21 | Procede pour la decontamination de solutions aqueuses contenant des nitrures ou des cyanures |
Country Status (5)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4176060A (en) * | 1978-01-03 | 1979-11-27 | Ciba-Geigy Corporation | Process for soluble cyanide removal from wastewater streams |
| EP0111488A1 (en) * | 1982-01-15 | 1984-06-27 | The British Hydromechanics Research Association | A method of extracting gas from liquid |
| GB2145937A (en) * | 1983-07-07 | 1985-04-11 | British Hydromechanics | Contacting a gas and a liquid to remove an unwanted gas |
| DE3742948C1 (de) * | 1987-12-18 | 1989-01-26 | Gerling Inst Pro Schadenforsch | Verfahren zur Entfernung und zur qualitativ-analytischen Bestimmung von Cyanid in verunreinigten Boeden |
| AT389823B (de) * | 1988-05-13 | 1990-02-12 | Chemie Holding Ag | Verfahren zur selektiven entfernung und vernichtung von cyanwasserstoff aus einem gemisch mit nitrosegasen |
| FR2798771B1 (fr) * | 1999-09-17 | 2008-03-07 | Jean Pronost | Dispositif visant a reduire les gaz radioactifs ou nocifs dans l'eau |
| CN109384276B (zh) * | 2018-10-22 | 2022-05-31 | 鞍山市鑫诚水处理有限公司 | 一种高效脱色、脱氰、降解cod的废水处理药剂 |
-
1976
- 1976-03-24 CH CH367976A patent/CH598142A5/xx not_active IP Right Cessation
-
1977
- 1977-03-05 DE DE19772709722 patent/DE2709722A1/de active Pending
- 1977-03-07 AT AT150377A patent/AT353194B/de not_active IP Right Cessation
- 1977-03-21 FR FR7708342A patent/FR2345397A1/fr active Granted
- 1977-03-22 GB GB1211177A patent/GB1576067A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2709722A1 (de) | 1977-09-29 |
| ATA150377A (de) | 1979-03-15 |
| CH598142A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-04-28 |
| AT353194B (de) | 1979-10-25 |
| FR2345397A1 (fr) | 1977-10-21 |
| GB1576067A (en) | 1980-10-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |