FR2133922B1 - - Google Patents
Info
- Publication number
- FR2133922B1 FR2133922B1 FR7213901A FR7213901A FR2133922B1 FR 2133922 B1 FR2133922 B1 FR 2133922B1 FR 7213901 A FR7213901 A FR 7213901A FR 7213901 A FR7213901 A FR 7213901A FR 2133922 B1 FR2133922 B1 FR 2133922B1
- 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
- C02F1/70—Treatment of water, waste water, or sewage by reduction
- C02F1/705—Reduction by metals
-
- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46176—Galvanic cells
-
- 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
- C02F2101/20—Heavy metals or heavy metal compounds
-
- 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
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/22—Chromium or chromium compounds, e.g. chromates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/023—Water in cooling circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Removal Of Specific Substances (AREA)
- Water Treatment By Sorption (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2354971 | 1971-04-23 | ||
| IT2420571 | 1971-05-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2133922A1 FR2133922A1 (en) | 1972-12-01 |
| FR2133922B1 true FR2133922B1 (en) | 1974-10-18 |
Family
ID=26328395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7213901A Expired FR2133922B1 (en) | 1971-04-23 | 1972-04-20 |
Country Status (24)
| Country | Link |
|---|---|
| JP (1) | JPS5235945B1 (en) |
| AT (1) | AT324969B (en) |
| BE (1) | BE782358A (en) |
| CA (1) | CA1028278A (en) |
| CH (1) | CH539001A (en) |
| CS (1) | CS178869B2 (en) |
| DD (1) | DD96694A5 (en) |
| DE (1) | DE2219095A1 (en) |
| DK (1) | DK142049C (en) |
| ES (1) | ES402789A1 (en) |
| FI (1) | FI62810C (en) |
| FR (1) | FR2133922B1 (en) |
| GB (1) | GB1376998A (en) |
| HU (1) | HU164830B (en) |
| IE (1) | IE36316B1 (en) |
| IL (1) | IL39131A (en) |
| LU (1) | LU65207A1 (en) |
| NL (1) | NL153829B (en) |
| NO (1) | NO139679C (en) |
| PL (1) | PL83655B1 (en) |
| RO (1) | RO63778A (en) |
| SE (1) | SE386153B (en) |
| TR (1) | TR17282A (en) |
| YU (1) | YU36674B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2430848C2 (en) * | 1974-06-27 | 1986-02-27 | Levrini, Valter, Castellarano | Process for the chemical purification of waste water |
| CH649976A5 (en) * | 1981-03-05 | 1985-06-28 | Hans Lueber | DEVICE FOR LIMESTONE PREVENTION IN WATER TANKS. |
| US4525254A (en) * | 1982-10-07 | 1985-06-25 | Gosudarstvenny Nauchno-Issledovatelsky I Proektny Institut Po Obogascheniju Rud Tsvetnykh Metallov "Kazmekhanobr" | Process and apparatus for purifying effluents and liquors |
| DE10005681B4 (en) * | 2000-02-07 | 2005-06-16 | Atc Dr. Mann E.K. | Method and device for the decontamination of metal-containing waters |
| CN115418483B (en) * | 2022-08-30 | 2023-06-30 | 中南大学 | Method for preparing ferrochrome from chromium-containing waste liquid |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1459451A1 (en) * | 1962-05-29 | 1968-12-19 | Asendorf Dr Erich | Process for removing copper from sulfuric acid and nitric acid waste water with simultaneous destruction of water-insoluble copper compounds |
| AT240059B (en) * | 1963-08-02 | 1965-05-10 | Donau Chemie Ag | Process for the electrolytic deposition of sulfo-salt-forming metals |
| US3392102A (en) * | 1967-03-16 | 1968-07-09 | Koch Rudolf | Galvanic action water purifier |
-
1972
- 1972-04-03 IL IL39131A patent/IL39131A/en unknown
- 1972-04-19 NO NO1361/72A patent/NO139679C/en unknown
- 1972-04-19 YU YU1051/72A patent/YU36674B/en unknown
- 1972-04-19 DE DE19722219095 patent/DE2219095A1/en active Pending
- 1972-04-20 FR FR7213901A patent/FR2133922B1/fr not_active Expired
- 1972-04-20 BE BE782358A patent/BE782358A/en not_active IP Right Cessation
- 1972-04-21 LU LU65207D patent/LU65207A1/xx unknown
- 1972-04-21 IE IE532/72A patent/IE36316B1/en unknown
- 1972-04-21 CA CA140,318A patent/CA1028278A/en not_active Expired
- 1972-04-21 HU HUSA2348A patent/HU164830B/hu unknown
- 1972-04-21 FI FI1138/72A patent/FI62810C/en active
- 1972-04-21 GB GB1874072A patent/GB1376998A/en not_active Expired
- 1972-04-21 DK DK197372A patent/DK142049C/en not_active IP Right Cessation
- 1972-04-21 RO RO7200070638A patent/RO63778A/en unknown
- 1972-04-21 DD DD162482A patent/DD96694A5/xx unknown
- 1972-04-21 PL PL1972154899A patent/PL83655B1/pl unknown
- 1972-04-21 SE SE7205294A patent/SE386153B/en unknown
- 1972-04-21 CS CS7200002717A patent/CS178869B2/en unknown
- 1972-04-22 CH CH592572A patent/CH539001A/en not_active IP Right Cessation
- 1972-04-22 ES ES402789A patent/ES402789A1/en not_active Expired
- 1972-04-24 AT AT360072A patent/AT324969B/en not_active IP Right Cessation
- 1972-04-24 TR TR17282A patent/TR17282A/en unknown
- 1972-04-24 NL NL727205539A patent/NL153829B/en not_active IP Right Cessation
- 1972-04-24 JP JP47040486A patent/JPS5235945B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IE36316B1 (en) | 1976-10-13 |
| TR17282A (en) | 1975-03-24 |
| RO63778A (en) | 1978-10-15 |
| SE386153B (en) | 1976-08-02 |
| IL39131A (en) | 1975-08-31 |
| BE782358A (en) | 1972-08-16 |
| NL7205539A (en) | 1972-10-25 |
| GB1376998A (en) | 1974-12-11 |
| NO139679B (en) | 1979-01-15 |
| NL153829B (en) | 1977-07-15 |
| CS178869B2 (en) | 1977-10-31 |
| CA1028278A (en) | 1978-03-21 |
| YU36674B (en) | 1984-08-31 |
| DK142049B (en) | 1980-08-18 |
| JPS5235945B1 (en) | 1977-09-12 |
| AT324969B (en) | 1975-09-25 |
| PL83655B1 (en) | 1975-12-31 |
| DD96694A5 (en) | 1973-04-05 |
| CH539001A (en) | 1973-07-15 |
| YU105172A (en) | 1982-02-25 |
| HU164830B (en) | 1974-04-11 |
| DE2219095A1 (en) | 1972-11-16 |
| FR2133922A1 (en) | 1972-12-01 |
| NO139679C (en) | 1979-04-25 |
| IE36316L (en) | 1972-10-23 |
| FI62810C (en) | 1983-03-10 |
| LU65207A1 (en) | 1972-07-13 |
| FI62810B (en) | 1982-11-30 |
| ES402789A1 (en) | 1975-10-16 |
| DK142049C (en) | 1981-01-12 |
| IL39131A0 (en) | 1972-06-28 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |