FR2242335A1 - Water purification and sterilization - using chlorination and flocculation by ferrous cpd(s) in reverse order to normal or simultaneously - Google Patents
Water purification and sterilization - using chlorination and flocculation by ferrous cpd(s) in reverse order to normal or simultaneouslyInfo
- Publication number
- FR2242335A1 FR2242335A1 FR7429339A FR7429339A FR2242335A1 FR 2242335 A1 FR2242335 A1 FR 2242335A1 FR 7429339 A FR7429339 A FR 7429339A FR 7429339 A FR7429339 A FR 7429339A FR 2242335 A1 FR2242335 A1 FR 2242335A1
- Authority
- FR
- France
- Prior art keywords
- ferrous
- added
- active chlorine
- esp
- source
- Prior art date
- 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.)
- Granted
Links
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title abstract 2
- 238000005660 chlorination reaction Methods 0.000 title 1
- 238000005189 flocculation Methods 0.000 title 1
- 230000016615 flocculation Effects 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 230000001954 sterilising effect Effects 0.000 title 1
- 238000004659 sterilization and disinfection Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 5
- 239000000460 chlorine Substances 0.000 abstract 5
- 229910052801 chlorine Inorganic materials 0.000 abstract 5
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- 229960002089 ferrous chloride Drugs 0.000 abstract 2
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 abstract 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract 2
- 239000005708 Sodium hypochlorite Substances 0.000 abstract 1
- 239000000654 additive Substances 0.000 abstract 1
- 238000007796 conventional method Methods 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical group [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 abstract 1
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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE135288A BE804425A (fr) | 1973-09-04 | 1973-09-04 | Procede d'epuration et de sterilisation des eaux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2242335A1 true FR2242335A1 (en) | 1975-03-28 |
| FR2242335B1 FR2242335B1 (enrdf_load_stackoverflow) | 1979-01-05 |
Family
ID=3842182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7429339A Granted FR2242335A1 (en) | 1973-09-04 | 1974-08-23 | Water purification and sterilization - using chlorination and flocculation by ferrous cpd(s) in reverse order to normal or simultaneously |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE804425A (enrdf_load_stackoverflow) |
| CH (1) | CH593211A5 (enrdf_load_stackoverflow) |
| ES (1) | ES429313A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2242335A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1017785B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2385650A1 (fr) * | 1977-03-29 | 1978-10-27 | Courtaulds Ltd | Traitement d'epuration d'effluents aqueux colores |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371879A (zh) * | 2021-06-16 | 2021-09-10 | 华融化学股份有限公司 | 一种含氯乙烯废水的预处理方法 |
-
1973
- 1973-09-04 BE BE135288A patent/BE804425A/xx unknown
-
1974
- 1974-07-31 IT IT2581874A patent/IT1017785B/it active
- 1974-08-16 ES ES429313A patent/ES429313A1/es not_active Expired
- 1974-08-23 FR FR7429339A patent/FR2242335A1/fr active Granted
- 1974-08-26 CH CH1159574A patent/CH593211A5/fr not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2385650A1 (fr) * | 1977-03-29 | 1978-10-27 | Courtaulds Ltd | Traitement d'epuration d'effluents aqueux colores |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1017785B (it) | 1977-08-10 |
| CH593211A5 (enrdf_load_stackoverflow) | 1977-11-30 |
| FR2242335B1 (enrdf_load_stackoverflow) | 1979-01-05 |
| BE804425A (fr) | 1974-03-04 |
| ES429313A1 (es) | 1976-08-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |