FR2237843A1 - Bleaching and clarifying of aqueous effluent - using finely divided air with small amount of ozone and opt. chlorine - Google Patents
Bleaching and clarifying of aqueous effluent - using finely divided air with small amount of ozone and opt. chlorineInfo
- Publication number
- FR2237843A1 FR2237843A1 FR7424983A FR7424983A FR2237843A1 FR 2237843 A1 FR2237843 A1 FR 2237843A1 FR 7424983 A FR7424983 A FR 7424983A FR 7424983 A FR7424983 A FR 7424983A FR 2237843 A1 FR2237843 A1 FR 2237843A1
- Authority
- FR
- France
- Prior art keywords
- ozone
- chlorine
- finely divided
- bleaching
- small amount
- 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
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title abstract 5
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 title abstract 3
- 239000000460 chlorine Substances 0.000 title abstract 3
- 229910052801 chlorine Inorganic materials 0.000 title abstract 3
- 238000004061 bleaching Methods 0.000 title abstract 2
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000004155 Chlorine dioxide Substances 0.000 abstract 1
- AUNGANRZJHBGPY-UHFFFAOYSA-N D-Lyxoflavin Natural products OCC(O)C(O)C(O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-UHFFFAOYSA-N 0.000 abstract 1
- AUNGANRZJHBGPY-SCRDCRAPSA-N Riboflavin Chemical compound OC[C@@H](O)[C@@H](O)[C@@H](O)CN1C=2C=C(C)C(C)=CC=2N=C2C1=NC(=O)NC2=O AUNGANRZJHBGPY-SCRDCRAPSA-N 0.000 abstract 1
- 229930003471 Vitamin B2 Natural products 0.000 abstract 1
- 235000019398 chlorine dioxide Nutrition 0.000 abstract 1
- 229960002477 riboflavin Drugs 0.000 abstract 1
- 239000011716 vitamin B2 Substances 0.000 abstract 1
- 235000019164 vitamin B2 Nutrition 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
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
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)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1052273A CH567440A5 (en:Method) | 1973-07-18 | 1973-07-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2237843A1 true FR2237843A1 (en) | 1975-02-14 |
| FR2237843B3 FR2237843B3 (en:Method) | 1977-05-20 |
Family
ID=4364122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7424983A Granted FR2237843A1 (en) | 1973-07-18 | 1974-07-18 | Bleaching and clarifying of aqueous effluent - using finely divided air with small amount of ozone and opt. chlorine |
Country Status (7)
| Country | Link |
|---|---|
| CH (1) | CH567440A5 (en:Method) |
| DE (1) | DE2434061A1 (en:Method) |
| DK (1) | DK383674A (en:Method) |
| FR (1) | FR2237843A1 (en:Method) |
| IT (1) | IT1017156B (en:Method) |
| NL (1) | NL7409456A (en:Method) |
| SE (1) | SE7409335L (en:Method) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1987005004A1 (en) * | 1986-02-19 | 1987-08-27 | Shlomo Tamir | Process and device for preparing and disinfecting swimming and bathing pool water by using chlorine and ozone |
| EP0237793A3 (en) * | 1986-02-19 | 1988-02-24 | Shlomo Tamir | Process and apparatus for treating and disinfecting swimming-pool and bath-tub water by means of chlorine and ozone |
| EP0311013A3 (en) * | 1987-10-05 | 1989-09-27 | Champion International Corporation | Chlorine dioxide oxidation of mill effluent color |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19817258A1 (de) * | 1998-04-20 | 1999-10-28 | Heinz Hoelter | Vorrichtung zum Einbringen von Ozon in flüssige Medien |
-
1973
- 1973-07-18 CH CH1052273A patent/CH567440A5/xx not_active IP Right Cessation
-
1974
- 1974-07-12 NL NL7409456A patent/NL7409456A/xx not_active Application Discontinuation
- 1974-07-15 IT IT2517074A patent/IT1017156B/it active
- 1974-07-16 DE DE19742434061 patent/DE2434061A1/de active Pending
- 1974-07-17 SE SE7409335A patent/SE7409335L/ not_active Application Discontinuation
- 1974-07-17 DK DK383674A patent/DK383674A/da unknown
- 1974-07-18 FR FR7424983A patent/FR2237843A1/fr active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1987005004A1 (en) * | 1986-02-19 | 1987-08-27 | Shlomo Tamir | Process and device for preparing and disinfecting swimming and bathing pool water by using chlorine and ozone |
| EP0237793A3 (en) * | 1986-02-19 | 1988-02-24 | Shlomo Tamir | Process and apparatus for treating and disinfecting swimming-pool and bath-tub water by means of chlorine and ozone |
| US4804478A (en) * | 1986-02-19 | 1989-02-14 | Shlomo Tamir | Method and an arrangement for the treatment and disinfection of swimming and bathing reservoir water using chlorine and ozone |
| EP0311013A3 (en) * | 1987-10-05 | 1989-09-27 | Champion International Corporation | Chlorine dioxide oxidation of mill effluent color |
Also Published As
| Publication number | Publication date |
|---|---|
| DK383674A (en:Method) | 1975-03-03 |
| CH567440A5 (en:Method) | 1975-10-15 |
| DE2434061A1 (de) | 1975-02-06 |
| NL7409456A (nl) | 1975-01-21 |
| IT1017156B (it) | 1977-07-20 |
| FR2237843B3 (en:Method) | 1977-05-20 |
| SE7409335L (en:Method) | 1975-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TR27466A (tr) | Kükürtlü boya bilesimleri ve bu bilesimlerin üretimi. | |
| FR2237843A1 (en) | Bleaching and clarifying of aqueous effluent - using finely divided air with small amount of ozone and opt. chlorine | |
| ZA747259B (en) | Treatment of aqueous waste streams with hydrogen peroxide to remove chlorinated isocyanurates therefrom | |
| PH11506A (en) | Method for the production of liquid sulphur dioxide | |
| GB1396139A (en) | Bleaching of waste paper pulp | |
| GB1236134A (en) | Improvements in the manufacture of calcium hypochlorite | |
| ZA757622B (en) | Bleaching process for wood pulp with the use of considerably reduced amounts of chlorine | |
| GB1505070A (en) | Process for bleaching of lignocellulosic material | |
| GB1170686A (en) | A process for Bleaching Cellulose Pulp and a Pulp Bleached according to the process | |
| GB1405317A (en) | Method of treating waste water from a desulphurization process with ozone | |
| GB1470299A (en) | Process for removing so2 from gases | |
| SU489821A1 (ru) | Способ получени синтетических волокон | |
| GB1201367A (en) | Improvements in or relating to the production of pulp | |
| CA1025158A (en) | Pollution reducing method of producing bleached sulfite pulp | |
| FR2095447A5 (en) | Bleaching minerals - using powdered zinc and sulphur dioxide | |
| GB1215664A (en) | Process for improving color of phosphoric acid | |
| GB1470983A (en) | Reaction product of an activated aluminium and a source of nox | |
| SE7901248L (sv) | Sett for behandling av avloppsvatten fran massablekerier | |
| SE7313217L (en:Method) | ||
| CA958159A (en) | Treatment of waste liquor from pulp production | |
| CA616952A (en) | Process for production of calcium hypochlorite bleach liquor | |
| CA1017505A (en) | Process for reducing the amount of calcium contained in sodium-base waste sulfite liquor by the use of a sodium and/or an ammonium compound and additional calcium | |
| FR2122301A1 (en) | Antiinflammatory dentifrice - contg juice of ananas comosus | |
| CA999730A (en) | Antioxidant for the aqueous solution of sulfite and/or bisulfite of sodium or potassium and process for preventing the oxidation of said aqueous solution | |
| Caldwell | RECOVERY OF KRAFT WHITE LIQUOR |