CA1078626A - Treatment of carbothermically produced aluminum - Google Patents
Treatment of carbothermically produced aluminumInfo
- Publication number
- CA1078626A CA1078626A CA254,485A CA254485A CA1078626A CA 1078626 A CA1078626 A CA 1078626A CA 254485 A CA254485 A CA 254485A CA 1078626 A CA1078626 A CA 1078626A
- Authority
- CA
- Canada
- Prior art keywords
- aluminum
- aluminum carbide
- melt
- gas
- carbide
- 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
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 62
- 238000011282 treatment Methods 0.000 title claims abstract description 11
- CAVCGVPGBKGDTG-UHFFFAOYSA-N alumanylidynemethyl(alumanylidynemethylalumanylidenemethylidene)alumane Chemical compound [Al]#C[Al]=C=[Al]C#[Al] CAVCGVPGBKGDTG-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000000034 method Methods 0.000 claims abstract description 51
- 239000007789 gas Substances 0.000 claims abstract description 50
- 230000008569 process Effects 0.000 claims abstract description 43
- 239000000126 substance Substances 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims description 25
- 239000000155 melt Substances 0.000 claims description 22
- 239000000460 chlorine Substances 0.000 claims description 17
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 16
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 15
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 15
- 229910052801 chlorine Inorganic materials 0.000 claims description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 12
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 7
- 238000011109 contamination Methods 0.000 claims description 7
- 239000011159 matrix material Substances 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- VRAIHTAYLFXSJJ-UHFFFAOYSA-N alumane Chemical compound [AlH3].[AlH3] VRAIHTAYLFXSJJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 6
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 3
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims description 2
- NHYCGSASNAIGLD-UHFFFAOYSA-N chlorine monoxide Inorganic materials Cl[O] NHYCGSASNAIGLD-UHFFFAOYSA-N 0.000 claims 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims 3
- 238000007664 blowing Methods 0.000 claims 2
- -1 steam Chemical compound 0.000 claims 2
- CQBLUJRVOKGWCF-UHFFFAOYSA-N [O].[AlH3] Chemical compound [O].[AlH3] CQBLUJRVOKGWCF-UHFFFAOYSA-N 0.000 claims 1
- 239000003570 air Substances 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000004064 recycling Methods 0.000 claims 1
- 235000010210 aluminium Nutrition 0.000 description 47
- 239000000047 product Substances 0.000 description 15
- 238000006722 reduction reaction Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000011946 reduction process Methods 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 101100536354 Drosophila melanogaster tant gene Proteins 0.000 description 1
- RQMIWLMVTCKXAQ-UHFFFAOYSA-N [AlH3].[C] Chemical compound [AlH3].[C] RQMIWLMVTCKXAQ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/02—Obtaining aluminium with reducing
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B21/00—Obtaining aluminium
- C22B21/06—Obtaining aluminium refining
- C22B21/064—Obtaining aluminium refining using inert or reactive gases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/611,794 US3975187A (en) | 1975-02-13 | 1975-09-09 | Treatment of carbothermically produced aluminum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1078626A true CA1078626A (en) | 1980-06-03 |
Family
ID=24450436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA254,485A Expired CA1078626A (en) | 1975-09-09 | 1976-06-09 | Treatment of carbothermically produced aluminum |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5232811A (enExample) |
| AU (1) | AU503487B2 (enExample) |
| CA (1) | CA1078626A (enExample) |
| DE (1) | DE2637282A1 (enExample) |
| FR (1) | FR2323769A1 (enExample) |
| GB (1) | GB1549794A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH638565A5 (de) * | 1978-11-21 | 1983-09-30 | Alusuisse | Verfahren zur reinigung von aluminiumschmelzen. |
| US4216010A (en) * | 1979-01-31 | 1980-08-05 | Reynolds Metals Company | Aluminum purification system |
| JPS609836A (ja) * | 1983-06-27 | 1985-01-18 | Nippon Light Metal Co Ltd | アルミニウム溶湯処理方法 |
| JPH0712228B2 (ja) * | 1985-11-25 | 1995-02-08 | ソニー株式会社 | バ−スト信号の位相エラ−の検出回路 |
| JPS62152288A (ja) * | 1985-12-25 | 1987-07-07 | Mitsubishi Electric Corp | バ−ストゲ−トパルス発生装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1144014B (de) * | 1958-03-14 | 1963-02-21 | Pechiney Prod Chimiques Sa | Verfahren zur Reduktion von Aluminiumoxyd mit Kohlenstoff im Lichtbogenofen |
| US3149960A (en) * | 1960-11-02 | 1964-09-22 | Reynolds Metals Co | Aluminum degassing system |
-
1976
- 1976-06-09 CA CA254,485A patent/CA1078626A/en not_active Expired
- 1976-08-06 GB GB3289476A patent/GB1549794A/en not_active Expired
- 1976-08-17 AU AU16900/76A patent/AU503487B2/en not_active Expired
- 1976-08-19 DE DE19762637282 patent/DE2637282A1/de not_active Withdrawn
- 1976-08-23 JP JP10104376A patent/JPS5232811A/ja active Granted
- 1976-08-25 FR FR7625724A patent/FR2323769A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| AU1690076A (en) | 1978-02-23 |
| AU503487B2 (en) | 1979-09-06 |
| FR2323769A1 (fr) | 1977-04-08 |
| JPS5232811A (en) | 1977-03-12 |
| FR2323769B1 (enExample) | 1982-05-28 |
| JPS6124457B2 (enExample) | 1986-06-11 |
| DE2637282A1 (de) | 1977-03-17 |
| GB1549794A (en) | 1979-08-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |