JPH0142891B2 - - Google Patents
Info
- Publication number
- JPH0142891B2 JPH0142891B2 JP55129165A JP12916580A JPH0142891B2 JP H0142891 B2 JPH0142891 B2 JP H0142891B2 JP 55129165 A JP55129165 A JP 55129165A JP 12916580 A JP12916580 A JP 12916580A JP H0142891 B2 JPH0142891 B2 JP H0142891B2
- Authority
- JP
- Japan
- Prior art keywords
- sodium carbonate
- crystals
- evaporator
- mother liquor
- anhydrous
- 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.)
- Expired
Links
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 81
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 72
- 239000013078 crystal Substances 0.000 claims description 66
- 235000002639 sodium chloride Nutrition 0.000 claims description 37
- 235000011121 sodium hydroxide Nutrition 0.000 claims description 27
- 239000012452 mother liquor Substances 0.000 claims description 25
- 150000003839 salts Chemical class 0.000 claims description 23
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 22
- 238000002425 crystallisation Methods 0.000 claims description 17
- 230000008025 crystallization Effects 0.000 claims description 17
- 239000002002 slurry Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 14
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 13
- 239000011780 sodium chloride Substances 0.000 claims description 13
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 10
- -1 sodium carbonate anhydride Chemical class 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 150000004682 monohydrates Chemical group 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- 239000002244 precipitate Substances 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000000047 product Substances 0.000 description 22
- MQRJBSHKWOFOGF-UHFFFAOYSA-L disodium;carbonate;hydrate Chemical compound O.[Na+].[Na+].[O-]C([O-])=O MQRJBSHKWOFOGF-UHFFFAOYSA-L 0.000 description 21
- 229940001593 sodium carbonate Drugs 0.000 description 16
- 239000012535 impurity Substances 0.000 description 12
- 229940076133 sodium carbonate monohydrate Drugs 0.000 description 11
- 239000007788 liquid Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 238000010926 purge Methods 0.000 description 6
- 238000007796 conventional method Methods 0.000 description 5
- 238000001035 drying Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000002195 synergetic effect Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007721 medicinal effect Effects 0.000 description 1
- 239000010446 mirabilite Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12916580A JPS5756318A (en) | 1980-09-19 | 1980-09-19 | Manufacture of dense ash |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12916580A JPS5756318A (en) | 1980-09-19 | 1980-09-19 | Manufacture of dense ash |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5756318A JPS5756318A (en) | 1982-04-03 |
| JPH0142891B2 true JPH0142891B2 (fi) | 1989-09-18 |
Family
ID=15002742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12916580A Granted JPS5756318A (en) | 1980-09-19 | 1980-09-19 | Manufacture of dense ash |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5756318A (fi) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104445289A (zh) * | 2014-12-01 | 2015-03-25 | 青岛碱业股份有限公司 | 液相水合法分离灰处理装置 |
| CN104528774A (zh) * | 2014-12-01 | 2015-04-22 | 青岛碱业股份有限公司 | 液相水合法分离灰处理工艺 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS557530A (en) * | 1978-06-30 | 1980-01-19 | Toyo Soda Mfg Co Ltd | Manufacture of anhydrous sodium carbonate |
-
1980
- 1980-09-19 JP JP12916580A patent/JPS5756318A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS557530A (en) * | 1978-06-30 | 1980-01-19 | Toyo Soda Mfg Co Ltd | Manufacture of anhydrous sodium carbonate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104445289A (zh) * | 2014-12-01 | 2015-03-25 | 青岛碱业股份有限公司 | 液相水合法分离灰处理装置 |
| CN104528774A (zh) * | 2014-12-01 | 2015-04-22 | 青岛碱业股份有限公司 | 液相水合法分离灰处理工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5756318A (en) | 1982-04-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3933977A (en) | Process for producing sodium carbonate | |
| US4654204A (en) | Production of sodium bicarbonate by reversion of soda-type feed salt | |
| US2986448A (en) | Preparation of sodium percarbonate | |
| JPH07505087A (ja) | ドラフト管バッフルクリスタライザーにおける結晶化方法 | |
| US3383180A (en) | Crystallization of large particle sized ammonium perchlorate | |
| US5068092A (en) | Crystallizer, process and apparatus for producing sodium chloride crystals | |
| US2792282A (en) | Method of producing refined soda ash from trona | |
| US3451767A (en) | Process of preparing anhydrous sodium carbonate from crude sodium bicarbonate | |
| US4519806A (en) | Enhanced recovery of soda ash from aqueous sodium carbonate solutions containing Na2 SO4 - and NaCl | |
| US3628919A (en) | Crystallization procedure for sodium carbonate precursor crystals | |
| US3361540A (en) | Process for production of sodium sesquicarbonate | |
| JPH0412105B2 (fi) | ||
| JPH0142891B2 (fi) | ||
| US5753200A (en) | Sodium metabisulfite process | |
| US5976485A (en) | Sodium metabisulfite process | |
| JP2002527329A (ja) | 硫酸アンモニウム精製方法 | |
| JPS6320764B2 (fi) | ||
| CA1101190A (en) | Method of separating salts from solution | |
| US4844880A (en) | Process for the manufacture of sodium metabisulfite | |
| US4504457A (en) | Continuous process for producing granular calcium hypochlorite particles | |
| JPS599485B2 (ja) | 炭酸ソ−ダの製造方法 | |
| US1650244A (en) | Process for production of hydrated sodium carbonate | |
| EP0652180A1 (en) | Method for recovering magnesium sulfate products from mixtures of epsomite and halite | |
| US3594119A (en) | Process for purification of sodium carbonate crystals | |
| US3006721A (en) | Process of making a sodium chlorite product and product obtained thereby |