DE2035070A1 - Verfahren zur kontinuierlichen Herstellung von Kryolith - Google Patents
Verfahren zur kontinuierlichen Herstellung von KryolithInfo
- Publication number
- DE2035070A1 DE2035070A1 DE19702035070 DE2035070A DE2035070A1 DE 2035070 A1 DE2035070 A1 DE 2035070A1 DE 19702035070 DE19702035070 DE 19702035070 DE 2035070 A DE2035070 A DE 2035070A DE 2035070 A1 DE2035070 A1 DE 2035070A1
- Authority
- DE
- Germany
- Prior art keywords
- cryolite
- solution
- crystals
- continuous production
- fine
- 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.)
- Pending
Links
- 229910001610 cryolite Inorganic materials 0.000 title claims description 22
- 238000000034 method Methods 0.000 title claims description 15
- 230000008569 process Effects 0.000 title claims description 11
- 238000010924 continuous production Methods 0.000 title claims description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 16
- 239000013078 crystal Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 9
- 239000011780 sodium chloride Substances 0.000 claims description 8
- 238000005054 agglomeration Methods 0.000 claims description 2
- 230000002776 aggregation Effects 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910016569 AlF 3 Inorganic materials 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 1
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 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 description 1
- 240000007651 Rubus glaucus Species 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 235000021013 raspberries Nutrition 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/48—Halides, with or without other cations besides aluminium
- C01F7/50—Fluorides
- C01F7/54—Double compounds containing both aluminium and alkali metals or alkaline-earth metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D9/00—Crystallisation
- B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7001940A FR2076577A6 (enrdf_load_stackoverflow) | 1970-01-20 | 1970-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2035070A1 true DE2035070A1 (de) | 1971-08-05 |
Family
ID=9049314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702035070 Pending DE2035070A1 (de) | 1970-01-20 | 1970-07-15 | Verfahren zur kontinuierlichen Herstellung von Kryolith |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE758353R (enrdf_load_stackoverflow) |
| DE (1) | DE2035070A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2076577A6 (enrdf_load_stackoverflow) |
| GB (1) | GB1296564A (enrdf_load_stackoverflow) |
-
0
- BE BE758353D patent/BE758353R/xx active
-
1970
- 1970-01-20 FR FR7001940A patent/FR2076577A6/fr not_active Expired
- 1970-07-15 DE DE19702035070 patent/DE2035070A1/de active Pending
- 1970-08-03 GB GB1296564D patent/GB1296564A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2076577A6 (enrdf_load_stackoverflow) | 1971-10-15 |
| BE758353R (fr) | 1971-04-16 |
| GB1296564A (enrdf_load_stackoverflow) | 1972-11-15 |
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