JPS6246201B2 - - Google Patents
Info
- Publication number
- JPS6246201B2 JPS6246201B2 JP4265780A JP4265780A JPS6246201B2 JP S6246201 B2 JPS6246201 B2 JP S6246201B2 JP 4265780 A JP4265780 A JP 4265780A JP 4265780 A JP4265780 A JP 4265780A JP S6246201 B2 JPS6246201 B2 JP S6246201B2
- Authority
- JP
- Japan
- Prior art keywords
- crystals
- crystallization
- mother liquor
- purification
- tank
- 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
- 239000013078 crystal Substances 0.000 claims description 114
- 238000002425 crystallisation Methods 0.000 claims description 81
- 230000008025 crystallization Effects 0.000 claims description 70
- 238000000746 purification Methods 0.000 claims description 60
- 239000012452 mother liquor Substances 0.000 claims description 45
- 230000008018 melting Effects 0.000 claims description 32
- 238000002844 melting Methods 0.000 claims description 32
- 238000001816 cooling Methods 0.000 claims description 27
- 239000011148 porous material Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 24
- 239000012535 impurity Substances 0.000 claims description 17
- 239000000243 solution Substances 0.000 claims description 12
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 230000006911 nucleation Effects 0.000 claims description 4
- 238000010899 nucleation Methods 0.000 claims description 4
- 230000000717 retained effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 32
- 239000007788 liquid Substances 0.000 description 22
- 238000004090 dissolution Methods 0.000 description 18
- 239000013535 sea water Substances 0.000 description 10
- 239000011550 stock solution Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 229930006000 Sucrose Natural products 0.000 description 5
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- 239000003507 refrigerant Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000005720 sucrose Substances 0.000 description 5
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000008213 purified water Substances 0.000 description 4
- 238000007790 scraping Methods 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 239000013505 freshwater Substances 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000005711 Benzoic acid Substances 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- 235000010233 benzoic acid Nutrition 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- JHWIEAWILPSRMU-UHFFFAOYSA-N 2-methyl-3-pyrimidin-4-ylpropanoic acid Chemical compound OC(=O)C(C)CC1=CC=NC=N1 JHWIEAWILPSRMU-UHFFFAOYSA-N 0.000 description 1
- ADNOPNXFSTUXOC-UHFFFAOYSA-N 2-naphthalen-1-ylbenzoic acid Chemical compound OC(=O)C1=CC=CC=C1C1=CC=CC2=CC=CC=C12 ADNOPNXFSTUXOC-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000008364 bulk solution Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 238000001640 fractional crystallisation Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000004781 supercooling Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Inorganic Compounds Of Heavy Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4265780A JPS56139103A (en) | 1980-03-31 | 1980-03-31 | Crystallization of purified crystal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4265780A JPS56139103A (en) | 1980-03-31 | 1980-03-31 | Crystallization of purified crystal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56139103A JPS56139103A (en) | 1981-10-30 |
| JPS6246201B2 true JPS6246201B2 (sv) | 1987-10-01 |
Family
ID=12642072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4265780A Granted JPS56139103A (en) | 1980-03-31 | 1980-03-31 | Crystallization of purified crystal |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS56139103A (sv) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1488838A4 (en) * | 2002-02-27 | 2005-05-04 | Yoshihito Shirai | PROCESS FOR THE PRODUCTION OF A CONCENTRATE BY FREEZING AND DE-FREEZING, AND ASSOCIATED APPARATUS |
| DE10242746B4 (de) * | 2002-09-13 | 2010-07-01 | Evonik Degussa Gmbh | Waschvorrichtung, ein Verfahren zur Aufreinigung eines Waschguts sowie die Verwendung der Waschvorrichtung |
| CN105129852B (zh) * | 2015-09-15 | 2017-07-11 | 四川省银河化学股份有限公司 | 一种高效自循环湿法连续制备红矾钠的系统 |
-
1980
- 1980-03-31 JP JP4265780A patent/JPS56139103A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56139103A (en) | 1981-10-30 |
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