BR8600245A - Processo aperfeicoado para eletrolise de salmoura contendo sulfato - Google Patents
Processo aperfeicoado para eletrolise de salmoura contendo sulfatoInfo
- Publication number
- BR8600245A BR8600245A BR8600245A BR8600245A BR8600245A BR 8600245 A BR8600245 A BR 8600245A BR 8600245 A BR8600245 A BR 8600245A BR 8600245 A BR8600245 A BR 8600245A BR 8600245 A BR8600245 A BR 8600245A
- Authority
- BR
- Brazil
- Prior art keywords
- electrolysis
- containing sulfate
- perfect process
- membrane
- salmon
- Prior art date
Links
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title abstract 2
- 238000005868 electrolysis reaction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000012528 membrane Substances 0.000 abstract 4
- 239000012267 brine Substances 0.000 abstract 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 abstract 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 abstract 1
- 229910052938 sodium sulfate Inorganic materials 0.000 abstract 1
- 235000011152 sodium sulphate Nutrition 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
- C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Meat, Egg Or Seafood Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/695,247 US4722772A (en) | 1985-01-28 | 1985-01-28 | Process for electrolysis of sulfate-containing brine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8600245A true BR8600245A (pt) | 1986-09-30 |
Family
ID=24792226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8600245A BR8600245A (pt) | 1985-01-28 | 1986-01-22 | Processo aperfeicoado para eletrolise de salmoura contendo sulfato |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4722772A (pt) |
| EP (1) | EP0196741B1 (pt) |
| JP (1) | JPS61194189A (pt) |
| AT (1) | ATE44164T1 (pt) |
| AU (1) | AU575707B2 (pt) |
| BR (1) | BR8600245A (pt) |
| CA (1) | CA1283624C (pt) |
| DE (1) | DE3664057D1 (pt) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2044762B1 (es) * | 1991-08-05 | 1994-09-01 | Aragonesas Energ & Ind | Procedimiento integrado para el aprovechamiento de las purgas de salmuera en la fabricacion de cloro-sosa, por combinacion de la tecnologia de membranas y la de catodo de mercurio. |
| US5650060A (en) * | 1994-01-28 | 1997-07-22 | Minnesota Mining And Manufacturing Company | Ionically conductive agent, system for cathodic protection of galvanically active metals, and method and apparatus for using same |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA528331A (en) * | 1956-07-24 | C. Davis Walter | Production of caustic soda | |
| US2902418A (en) * | 1959-03-10 | 1959-09-01 | Morton Salt Co | Preparation of pure sodium chloride brines |
| US3017245A (en) * | 1960-01-14 | 1962-01-16 | Dow Chemical Co | Removal of sodium sulfate from caustic salt |
| JPS5341555B2 (pt) * | 1972-06-30 | 1978-11-04 | ||
| US4169023A (en) * | 1974-02-04 | 1979-09-25 | Tokuyama Soda Kabushiki Kaisha | Electrolytic diaphragms, and method of electrolysis using the same |
| JPS551351B2 (pt) * | 1974-03-07 | 1980-01-12 | ||
| DE2450259B2 (de) * | 1974-10-23 | 1979-03-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von Elektrolysesole |
| JPS529700A (en) * | 1975-07-15 | 1977-01-25 | Asahi Chem Ind Co Ltd | Manufacturing method of high purity caustic soda solution |
| DE2609828A1 (de) * | 1976-03-10 | 1977-09-15 | Bayer Ag | Verfahren zur reinigung von elektrolysesolen fuer diaphragmazellen |
| DE2709728C2 (de) * | 1977-03-05 | 1981-10-29 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Chlor und Alkalihydroxid durch Elektrolyse unter Einsatz von calcium- und/oder sulfathaltigem Rohsalz |
| JPS5460294A (en) * | 1977-10-21 | 1979-05-15 | Asahi Glass Co Ltd | Electrolysis of aqueous alkali chrolide |
| US4146445A (en) * | 1977-12-27 | 1979-03-27 | Hooker Chemicals & Plastics Corp. | Method of electrolytically producing a purified alkali metal hydroxide solution |
| JPS5946316B2 (ja) * | 1978-12-28 | 1984-11-12 | 鐘淵化学工業株式会社 | 電解法 |
| JPS5633488A (en) * | 1979-08-22 | 1981-04-03 | Asahi Glass Co Ltd | Method for electrolysis of aqueous solution of alkali chloride |
| JPS5647576A (en) * | 1979-09-27 | 1981-04-30 | Tokuyama Soda Co Ltd | Preparation of sodium sulphate, sodium hydroxide and chlorine from mixed solution of sodium chloride and sodium sulphate |
| US4323437A (en) * | 1981-02-09 | 1982-04-06 | Fmc Corporation | Treatment of brine |
| US4410404A (en) * | 1981-06-26 | 1983-10-18 | Diamond Shamrock Corporation | Membrane cell at increased caustic concentration |
| US4488949A (en) * | 1981-10-02 | 1984-12-18 | The Dow Chemical Company | Removal of sulfate ions from brine |
-
1985
- 1985-01-28 US US06/695,247 patent/US4722772A/en not_active Expired - Lifetime
-
1986
- 1986-01-21 CA CA000499936A patent/CA1283624C/en not_active Expired - Lifetime
- 1986-01-22 BR BR8600245A patent/BR8600245A/pt not_active IP Right Cessation
- 1986-01-23 AU AU52674/86A patent/AU575707B2/en not_active Ceased
- 1986-01-24 JP JP61012284A patent/JPS61194189A/ja active Granted
- 1986-01-27 AT AT86300511T patent/ATE44164T1/de not_active IP Right Cessation
- 1986-01-27 DE DE8686300511T patent/DE3664057D1/de not_active Expired
- 1986-01-27 EP EP86300511A patent/EP0196741B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU5267486A (en) | 1986-07-31 |
| EP0196741B1 (en) | 1989-06-21 |
| ATE44164T1 (de) | 1989-07-15 |
| AU575707B2 (en) | 1988-08-04 |
| JPS61194189A (ja) | 1986-08-28 |
| EP0196741A1 (en) | 1986-10-08 |
| JPS6252034B2 (pt) | 1987-11-02 |
| DE3664057D1 (en) | 1989-07-27 |
| US4722772A (en) | 1988-02-02 |
| CA1283624C (en) | 1991-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Lapse due to non-payment of fees (art. 50) |