AT321951B - Verfahren zur kontinuierlichen herstellung von kristallisiertem natriumpyrosulfit - Google Patents
Verfahren zur kontinuierlichen herstellung von kristallisiertem natriumpyrosulfitInfo
- Publication number
- AT321951B AT321951B AT375273A AT375273A AT321951B AT 321951 B AT321951 B AT 321951B AT 375273 A AT375273 A AT 375273A AT 375273 A AT375273 A AT 375273A AT 321951 B AT321951 B AT 321951B
- Authority
- AT
- Austria
- Prior art keywords
- continuous production
- crystallized sodium
- sodium pyrosulphite
- pyrosulphite
- crystallized
- Prior art date
Links
- 238000010924 continuous production Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 title 1
- 235000010262 sodium metabisulphite Nutrition 0.000 title 1
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
- C01D5/004—Preparation in the form of granules, pieces or other shaped products
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722221298 DE2221298A1 (de) | 1972-04-29 | 1972-04-29 | Verfahren zur herstellung von natriumpyrosulfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT321951B true AT321951B (de) | 1975-04-25 |
Family
ID=5843752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT375273A AT321951B (de) | 1972-04-29 | 1973-04-27 | Verfahren zur kontinuierlichen herstellung von kristallisiertem natriumpyrosulfit |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3860695A (OSRAM) |
| JP (1) | JPS4941297A (OSRAM) |
| AT (1) | AT321951B (OSRAM) |
| BE (1) | BE798952A (OSRAM) |
| CA (1) | CA990047A (OSRAM) |
| DE (1) | DE2221298A1 (OSRAM) |
| FR (1) | FR2183032B1 (OSRAM) |
| GB (1) | GB1429352A (OSRAM) |
| IT (1) | IT985602B (OSRAM) |
| NL (1) | NL7305725A (OSRAM) |
| SE (1) | SE383867B (OSRAM) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3995015A (en) * | 1975-03-27 | 1976-11-30 | Allied Chemical Corporation | Process for making sodium metabisulfite |
| JPS594322B2 (ja) * | 1977-02-16 | 1984-01-28 | 富士通株式会社 | 物体搬送停止装置 |
| JPS59143826A (ja) * | 1983-02-07 | 1984-08-17 | Kawasaki Heavy Ind Ltd | サイロにおける貯蔵物の閉塞検知方法 |
| US4844880A (en) * | 1985-12-27 | 1989-07-04 | Hmc Patents Holding Co., Inc. | Process for the manufacture of sodium metabisulfite |
| US5266296A (en) * | 1991-01-22 | 1993-11-30 | General Chemical Corporation | Cocurrent flow process for the manufacture of sodium sulfite and bisulfite solutions |
| US5753200A (en) * | 1996-10-07 | 1998-05-19 | Solvay Minerals, Inc. | Sodium metabisulfite process |
| US5976485A (en) * | 1996-10-07 | 1999-11-02 | Solvay Minerals, Inc. | Sodium metabisulfite process |
| RU2159737C1 (ru) * | 1999-04-28 | 2000-11-27 | Малкиман Вениамин Иосифович | Способ получения пиросульфита натрия |
| US6887452B1 (en) | 2000-10-31 | 2005-05-03 | United States Filter Corporation | System and method for precipitating salts |
| CN102515209A (zh) * | 2011-12-08 | 2012-06-27 | 烟台泰和新材料股份有限公司 | 利用酰氯生产尾气制备工业级焦亚硫酸钠的方法 |
| CN103058228B (zh) * | 2012-12-27 | 2015-04-01 | 厦门大学 | 一种用冶炼厂烟气制取亚硫酸钠的方法 |
| CN211393883U (zh) * | 2019-12-13 | 2020-09-01 | 南京工业大学 | 一种生产焦亚硫酸钠的系统 |
| CN112250089A (zh) * | 2020-10-29 | 2021-01-22 | 新晃鲁湘钡业有限公司 | 一种利用含硫尾气生产焦亚硫酸钠的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1186450B (de) * | 1963-04-05 | 1965-02-04 | Basf Ag | Verfahren zur Herstellung von reinem Natriumbisulfit und -sulfit |
| DE1186451B (de) * | 1963-08-14 | 1965-02-04 | Basf Ag | Verfahren zur Herstellung von festem Kaliumdisulfit |
| US3653812A (en) * | 1969-07-18 | 1972-04-04 | Wellman Lord Inc | Process for removal of sulfur dioxide from gas streams |
-
1972
- 1972-04-29 DE DE19722221298 patent/DE2221298A1/de active Pending
-
1973
- 1973-04-24 NL NL7305725A patent/NL7305725A/xx unknown
- 1973-04-24 US US354116A patent/US3860695A/en not_active Expired - Lifetime
- 1973-04-26 FR FR7315121A patent/FR2183032B1/fr not_active Expired
- 1973-04-26 JP JP48046799A patent/JPS4941297A/ja active Pending
- 1973-04-27 SE SE7305952A patent/SE383867B/xx unknown
- 1973-04-27 AT AT375273A patent/AT321951B/de not_active IP Right Cessation
- 1973-04-27 GB GB2024073A patent/GB1429352A/en not_active Expired
- 1973-04-27 IT IT23528/73A patent/IT985602B/it active
- 1973-04-27 CA CA169,690A patent/CA990047A/en not_active Expired
- 1973-04-30 BE BE130619A patent/BE798952A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT985602B (it) | 1974-12-10 |
| DE2221298A1 (de) | 1973-11-15 |
| FR2183032B1 (OSRAM) | 1977-12-30 |
| JPS4941297A (OSRAM) | 1974-04-18 |
| CA990047A (en) | 1976-06-01 |
| NL7305725A (OSRAM) | 1973-10-31 |
| FR2183032A1 (OSRAM) | 1973-12-14 |
| BE798952A (fr) | 1973-10-30 |
| AU5481573A (en) | 1974-11-14 |
| SE383867B (sv) | 1976-04-05 |
| US3860695A (en) | 1975-01-14 |
| GB1429352A (en) | 1976-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EFA | Change in the company name | ||
| ELJ | Ceased due to non-payment of the annual fee |