DE2530447C2 - Verfahren zur Herstellung von Kristallen aus Natriumcarbonatheptahydrat oder -decahydrat - Google Patents
Verfahren zur Herstellung von Kristallen aus Natriumcarbonatheptahydrat oder -decahydratInfo
- Publication number
- DE2530447C2 DE2530447C2 DE2530447A DE2530447A DE2530447C2 DE 2530447 C2 DE2530447 C2 DE 2530447C2 DE 2530447 A DE2530447 A DE 2530447A DE 2530447 A DE2530447 A DE 2530447A DE 2530447 C2 DE2530447 C2 DE 2530447C2
- Authority
- DE
- Germany
- Prior art keywords
- copper
- sodium carbonate
- solution
- decahydrate
- crystals
- 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
- 238000000034 method Methods 0.000 title claims description 14
- XYQRXRFVKUPBQN-UHFFFAOYSA-L Sodium carbonate decahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]C([O-])=O XYQRXRFVKUPBQN-UHFFFAOYSA-L 0.000 title claims description 8
- 239000013078 crystal Substances 0.000 title claims description 6
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- GLYUSNXFOHTZTE-UHFFFAOYSA-L disodium;carbonate;heptahydrate Chemical compound O.O.O.O.O.O.O.[Na+].[Na+].[O-]C([O-])=O GLYUSNXFOHTZTE-UHFFFAOYSA-L 0.000 title claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 26
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 229910052802 copper Inorganic materials 0.000 claims description 23
- 239000010949 copper Substances 0.000 claims description 23
- 239000000243 solution Substances 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 14
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 12
- 229910045601 alloy Inorganic materials 0.000 claims description 6
- 239000000956 alloy Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 238000002425 crystallisation Methods 0.000 description 14
- 230000008025 crystallization Effects 0.000 description 14
- 229940001593 sodium carbonate Drugs 0.000 description 10
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 9
- 239000010935 stainless steel Substances 0.000 description 9
- 229910001220 stainless steel Inorganic materials 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 6
- 239000011780 sodium chloride Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 229940018038 sodium carbonate decahydrate Drugs 0.000 description 4
- 206010039509 Scab Diseases 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000012809 cooling fluid Substances 0.000 description 2
- 150000004691 decahydrates Chemical class 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 150000004688 heptahydrates Chemical class 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012546 transfer 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
- C01D7/35—Varying the content of water of crystallisation or the specific gravity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0004—Crystallisation cooling by heat exchange
- B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/005—Selection of auxiliary, e.g. for control of crystallisation nuclei, of crystal growth, of adherence to walls; Arrangements for introduction thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
- Sorption Type Refrigeration Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE817423 | 1974-07-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2530447A1 DE2530447A1 (de) | 1976-01-29 |
| DE2530447C2 true DE2530447C2 (de) | 1984-07-19 |
Family
ID=3861056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2530447A Expired DE2530447C2 (de) | 1974-07-09 | 1975-07-08 | Verfahren zur Herstellung von Kristallen aus Natriumcarbonatheptahydrat oder -decahydrat |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE817423A (enExample) |
| DE (1) | DE2530447C2 (enExample) |
| ES (1) | ES439233A1 (enExample) |
| FR (1) | FR2277771A1 (enExample) |
| GB (1) | GB1496047A (enExample) |
| KE (1) | KE2860A (enExample) |
| NL (1) | NL180405C (enExample) |
-
1974
- 1974-07-09 BE BE146361A patent/BE817423A/xx not_active IP Right Cessation
-
1975
- 1975-07-07 FR FR7521496A patent/FR2277771A1/fr active Granted
- 1975-07-08 DE DE2530447A patent/DE2530447C2/de not_active Expired
- 1975-07-08 ES ES439233A patent/ES439233A1/es not_active Expired
- 1975-07-09 NL NLAANVRAGE7508181,A patent/NL180405C/xx not_active IP Right Cessation
- 1975-07-09 GB GB28868/75A patent/GB1496047A/en not_active Expired
-
1978
- 1978-07-21 KE KE2860A patent/KE2860A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KE2860A (en) | 1978-08-04 |
| FR2277771A1 (fr) | 1976-02-06 |
| ES439233A1 (es) | 1977-02-16 |
| NL180405B (nl) | 1986-09-16 |
| NL7508181A (nl) | 1976-01-13 |
| FR2277771B1 (enExample) | 1980-04-04 |
| BE817423A (fr) | 1974-11-04 |
| NL180405C (nl) | 1987-02-16 |
| GB1496047A (en) | 1977-12-21 |
| DE2530447A1 (de) | 1976-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |