BR7700565A - Processo para producao de sulfito de sodio anidro - Google Patents
Processo para producao de sulfito de sodio anidroInfo
- Publication number
- BR7700565A BR7700565A BR7700565A BR7700565A BR7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A BR 7700565 A BR7700565 A BR 7700565A
- Authority
- BR
- Brazil
- Prior art keywords
- production
- anhydrous sodium
- sodium sulphite
- sulphite
- anhydrous
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/14—Preparation of sulfites
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Paper (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/653,876 US4003985A (en) | 1976-01-30 | 1976-01-30 | Production of sodium sulfite |
US05/711,326 US4112061A (en) | 1976-01-30 | 1976-08-03 | Production of sodium sulfite utilizing mother liquor from the sodium metabisulfite process |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7700565A true BR7700565A (pt) | 1977-10-04 |
Family
ID=27096610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR7700565A BR7700565A (pt) | 1976-01-30 | 1977-01-28 | Processo para producao de sulfito de sodio anidro |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS6054887B2 (ja) |
BR (1) | BR7700565A (ja) |
CA (1) | CA1093786A (ja) |
DE (1) | DE2703480A1 (ja) |
ES (1) | ES455395A1 (ja) |
FR (1) | FR2339573A1 (ja) |
GB (1) | GB1520698A (ja) |
IT (1) | IT1202407B (ja) |
MX (1) | MX143611A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2940697C2 (de) * | 1979-10-08 | 1982-02-25 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Natriumsulfit |
US8366793B2 (en) | 2007-11-12 | 2013-02-05 | Solvay Chemicals, Inc. | Method of decarbonation and its use in producing crystalline sodium sulfite or other alkali products |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1096883B (de) * | 1959-09-25 | 1961-01-12 | Basf Ag | Verfahren zur Herstellung von festem Alkalisulfit |
DE1186450B (de) * | 1963-04-05 | 1965-02-04 | Basf Ag | Verfahren zur Herstellung von reinem Natriumbisulfit und -sulfit |
DE1252188C2 (de) * | 1963-12-30 | 1973-07-26 | Verfahren zum herstellen von wasserfreiem natriumsulfit | |
PL89623B1 (ja) * | 1973-12-27 | 1976-11-30 | ||
JPS5322192A (en) * | 1976-08-13 | 1978-03-01 | Nisso Kinzoku Kk | Manufacturing process for higher purity sodium sulfite anhydride |
-
1977
- 1977-01-20 FR FR7701591A patent/FR2339573A1/fr active Granted
- 1977-01-25 IT IT6715177A patent/IT1202407B/it active
- 1977-01-27 ES ES455395A patent/ES455395A1/es not_active Expired
- 1977-01-27 MX MX16784177A patent/MX143611A/es unknown
- 1977-01-28 CA CA270,648A patent/CA1093786A/en not_active Expired
- 1977-01-28 GB GB356677A patent/GB1520698A/en not_active Expired
- 1977-01-28 DE DE19772703480 patent/DE2703480A1/de active Granted
- 1977-01-28 BR BR7700565A patent/BR7700565A/pt unknown
- 1977-01-28 JP JP860377A patent/JPS6054887B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1093786A (en) | 1981-01-20 |
DE2703480C2 (ja) | 1988-03-10 |
IT1202407B (it) | 1989-02-09 |
GB1520698A (en) | 1978-08-09 |
JPS6054887B2 (ja) | 1985-12-02 |
MX143611A (es) | 1981-06-10 |
ES455395A1 (es) | 1978-03-01 |
DE2703480A1 (de) | 1977-08-04 |
JPS5294895A (en) | 1977-08-09 |
FR2339573B1 (ja) | 1982-10-01 |
FR2339573A1 (fr) | 1977-08-26 |
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