DE311368C - - Google Patents
Info
- Publication number
- DE311368C DE311368C DENDAT311368D DE311368DA DE311368C DE 311368 C DE311368 C DE 311368C DE NDAT311368 D DENDAT311368 D DE NDAT311368D DE 311368D A DE311368D A DE 311368DA DE 311368 C DE311368 C DE 311368C
- Authority
- DE
- Germany
- Prior art keywords
- solution
- liquid
- container
- pump
- precipitate
- 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.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims description 32
- 238000001556 precipitation Methods 0.000 claims description 19
- 239000002244 precipitate Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 12
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- 150000004645 aluminates Chemical class 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 2
- 239000002245 particle Substances 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 4
- 229910001388 sodium aluminate Inorganic materials 0.000 description 4
- 239000000725 suspension Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 150000004677 hydrates Chemical class 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/14—Aluminium oxide or hydroxide from alkali metal aluminates
- C01F7/144—Aluminium oxide or hydroxide from alkali metal aluminates from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
- C01F7/147—Apparatus for precipitation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| GB191226903T | 1912-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE311368C true DE311368C (enrdf_load_stackoverflow) |
Family
ID=32643633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT311368D Active DE311368C (enrdf_load_stackoverflow) | 1912-11-22 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE311368C (enrdf_load_stackoverflow) |
| FR (1) | FR451593A (enrdf_load_stackoverflow) |
| GB (1) | GB191226903A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2579194B1 (fr) * | 1985-03-20 | 1990-01-05 | Pechiney Aluminium | Procede et dispositif de decomposition sans agitation de liqueurs d'aluminate de sodium pour la production d'alumine |
| FR2598701B1 (fr) * | 1986-05-15 | 1988-08-05 | Pechiney Aluminium | Procede et dispositif de decomposition de liqueur d'aluminate de sodium pour la production d'alumine |
-
0
- FR FR451593D patent/FR451593A/fr not_active Expired
- DE DENDAT311368D patent/DE311368C/de active Active
-
1912
- 1912-11-22 GB GB191226903D patent/GB191226903A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB191226903A (en) | 1913-05-08 |
| FR451593A (enrdf_load_stackoverflow) | 1900-01-01 |
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