GB2294925A - Production of heavy soda and its use - Google Patents
Production of heavy soda and its use Download PDFInfo
- Publication number
- GB2294925A GB2294925A GB9523049A GB9523049A GB2294925A GB 2294925 A GB2294925 A GB 2294925A GB 9523049 A GB9523049 A GB 9523049A GB 9523049 A GB9523049 A GB 9523049A GB 2294925 A GB2294925 A GB 2294925A
- Authority
- GB
- United Kingdom
- Prior art keywords
- soda
- sodium
- carbon dioxide
- sodium bicarbonate
- hydroxide solution
- 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.)
- Withdrawn
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 title description 25
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 42
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 42
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims abstract description 25
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 24
- 239000000243 solution Substances 0.000 claims abstract description 24
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 21
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 21
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 20
- 239000011651 chromium Substances 0.000 claims abstract description 15
- 230000029087 digestion Effects 0.000 claims abstract description 13
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 12
- 238000001354 calcination Methods 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 4
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims abstract description 3
- UIIMBOGNXHQVGW-UHFFFAOYSA-N sodium;hydron;carbonate Chemical compound [Na+].OC(O)=O UIIMBOGNXHQVGW-UHFFFAOYSA-N 0.000 claims abstract 12
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 239000011734 sodium Substances 0.000 claims description 11
- 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 claims description 9
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 8
- 238000000926 separation method Methods 0.000 description 7
- 230000020477 pH reduction Effects 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D7/00—Carbonates of sodium, potassium or alkali metals in general
- C01D7/12—Preparation of carbonates from bicarbonates or bicarbonate-containing product
- C01D7/126—Multi-step processes, e.g. from trona to soda ash
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4440356 | 1994-11-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB9523049D0 GB9523049D0 (en) | 1996-01-10 |
| GB2294925A true GB2294925A (en) | 1996-05-15 |
Family
ID=6533092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9523049A Withdrawn GB2294925A (en) | 1994-11-11 | 1995-11-10 | Production of heavy soda and its use |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPH08217450A (enrdf_load_stackoverflow) |
| BR (1) | BR9505149A (enrdf_load_stackoverflow) |
| GB (1) | GB2294925A (enrdf_load_stackoverflow) |
| IT (1) | ITMI952243A1 (enrdf_load_stackoverflow) |
| ZA (1) | ZA959555B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158552B (zh) * | 2007-10-12 | 2010-06-02 | 唐山三友化工股份有限公司 | 轻灰煅烧炉滚圈的更换方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006265023A (ja) * | 2005-03-23 | 2006-10-05 | Mitsubishi Chemicals Corp | 水酸化リチウム一水塩の無水化方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB979378A (en) * | 1962-02-09 | 1965-01-01 | Solvay | Manufacture of dense sodium carbonate |
-
1995
- 1995-10-31 IT IT002243A patent/ITMI952243A1/it not_active IP Right Cessation
- 1995-11-06 JP JP7311593A patent/JPH08217450A/ja active Pending
- 1995-11-10 GB GB9523049A patent/GB2294925A/en not_active Withdrawn
- 1995-11-10 BR BR9505149A patent/BR9505149A/pt not_active Application Discontinuation
- 1995-11-10 ZA ZA959555A patent/ZA959555B/xx unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB979378A (en) * | 1962-02-09 | 1965-01-01 | Solvay | Manufacture of dense sodium carbonate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101158552B (zh) * | 2007-10-12 | 2010-06-02 | 唐山三友化工股份有限公司 | 轻灰煅烧炉滚圈的更换方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| BR9505149A (pt) | 1997-10-21 |
| GB9523049D0 (en) | 1996-01-10 |
| ITMI952243A1 (it) | 1996-05-12 |
| ITMI952243A0 (enrdf_load_stackoverflow) | 1995-10-31 |
| ZA959555B (en) | 1996-05-28 |
| JPH08217450A (ja) | 1996-08-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |