DE143901C - - Google Patents
Info
- Publication number
- DE143901C DE143901C DENDAT143901D DE143901DA DE143901C DE 143901 C DE143901 C DE 143901C DE NDAT143901 D DENDAT143901 D DE NDAT143901D DE 143901D A DE143901D A DE 143901DA DE 143901 C DE143901 C DE 143901C
- Authority
- DE
- Germany
- Prior art keywords
- melting
- impurities
- bauxite
- subjected
- reduction
- 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
- 238000002844 melting Methods 0.000 claims description 26
- 229910001570 bauxite Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N al2o3 Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 9
- 238000010309 melting process Methods 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 239000002918 waste heat Substances 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 239000003638 reducing agent Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 18
- 239000000463 material Substances 0.000 description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 13
- 239000007789 gas Substances 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 9
- 239000003245 coal Substances 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- LLZRNZOLAXHGLL-UHFFFAOYSA-J Titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 229910000460 iron oxide Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N Silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 229910052570 clay Inorganic materials 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 210000003298 Dental Enamel Anatomy 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- CURLTUGMZLYLDI-UHFFFAOYSA-N carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 239000011233 carbonaceous binding agent Substances 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000002349 favourable Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013379 molasses Nutrition 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 230000001105 regulatory Effects 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000001131 transforming Effects 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
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE143901C true DE143901C (ja) |
Family
ID=411371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT143901D Active DE143901C (ja) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE143901C (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1183487B (de) * | 1961-08-30 | 1964-12-17 | Pechiney Prod Chimiques Sa | Verfahren zur Gewinnung von Tonerde aus mageren Mineralen |
-
0
- DE DENDAT143901D patent/DE143901C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1183487B (de) * | 1961-08-30 | 1964-12-17 | Pechiney Prod Chimiques Sa | Verfahren zur Gewinnung von Tonerde aus mageren Mineralen |
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