DE3868660D1 - Verfahren zur entfernung von alkali- und erdalkalimetallen aus aluminiumschmelzen. - Google Patents
Verfahren zur entfernung von alkali- und erdalkalimetallen aus aluminiumschmelzen.Info
- Publication number
- DE3868660D1 DE3868660D1 DE8888810195T DE3868660T DE3868660D1 DE 3868660 D1 DE3868660 D1 DE 3868660D1 DE 8888810195 T DE8888810195 T DE 8888810195T DE 3868660 T DE3868660 T DE 3868660T DE 3868660 D1 DE3868660 D1 DE 3868660D1
- Authority
- DE
- Germany
- Prior art keywords
- aluminum
- alkali
- melts
- aluminum melts
- melt
- 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 - Lifetime
Links
- 239000000155 melt Substances 0.000 title abstract 4
- 239000003513 alkali Substances 0.000 title abstract 2
- 229910052782 aluminium Inorganic materials 0.000 title abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052783 alkali metal Inorganic materials 0.000 title 1
- 150000001340 alkali metals Chemical class 0.000 title 1
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 abstract 2
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 abstract 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 2
- 239000000843 powder Substances 0.000 abstract 2
- 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 abstract 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract 1
- 229910000861 Mg alloy Inorganic materials 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- SNAAJJQQZSMGQD-UHFFFAOYSA-N aluminum magnesium Chemical compound [Mg].[Al] SNAAJJQQZSMGQD-UHFFFAOYSA-N 0.000 abstract 1
- 239000012159 carrier gas Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 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
- C22B21/06—Obtaining aluminium refining
- C22B21/062—Obtaining aluminium refining using salt or fluxing agents
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture And Refinement Of Metals (AREA)
- ing And Chemical Polishing (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Processing Of Solid Wastes (AREA)
- Treating Waste Gases (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH120987 | 1987-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3868660D1 true DE3868660D1 (de) | 1992-04-09 |
Family
ID=4205058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8888810195T Expired - Lifetime DE3868660D1 (de) | 1987-03-30 | 1988-03-24 | Verfahren zur entfernung von alkali- und erdalkalimetallen aus aluminiumschmelzen. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4832740A (de) |
| EP (1) | EP0285566B1 (de) |
| AT (1) | ATE73171T1 (de) |
| DE (1) | DE3868660D1 (de) |
| IS (1) | IS3325A7 (de) |
| NO (1) | NO171799C (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5085830A (en) * | 1989-03-24 | 1992-02-04 | Comalco Aluminum Limited | Process for making aluminum-lithium alloys of high toughness |
| US4992241A (en) * | 1990-03-15 | 1991-02-12 | Alcan International Limited | Recycling of metal matrix composites |
| NO176553C (no) * | 1993-04-14 | 1995-04-26 | Norsk Hydro As | Injeksjonsutstyr |
| US6375712B1 (en) * | 1998-05-27 | 2002-04-23 | Helge O. Forberg | Method of removal of light metals from aluminum |
| US6602318B2 (en) | 2001-01-22 | 2003-08-05 | Alcan International Limited | Process and apparatus for cleaning and purifying molten aluminum |
| ES2215478B1 (es) * | 2003-02-13 | 2005-10-01 | Refineria Diaz, S.A. | Fundente para el tratamiento de eliminacion de magnesio en aleaciones de aluminio. |
| JP4403713B2 (ja) * | 2003-04-10 | 2010-01-27 | 株式会社豊田中央研究所 | 低Ｃａ含有Ａｌ合金の製造方法及び低Ｃａ含有Ａｌ合金製造用地金 |
| AU2008218246B2 (en) * | 2007-02-23 | 2012-04-05 | Arconic Technologies Llc | System and method for in-line molten metal processing using salt reactant in a deep box degasser |
| CN109692714A (zh) * | 2017-10-20 | 2019-04-30 | 河南省格林沃特环保科技有限公司 | 一种废催化剂表面碱金属除去工艺 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR704792A (fr) * | 1930-08-23 | 1931-05-26 | Alais & Froges & Camarque Cie | Procédé de fabrication d'aluminium et d'alliages contenant de l'aluminium, mais ne contenant pas de silicium, avec une dispersion très complète des constituants |
| FR724553A (fr) * | 1930-12-24 | 1932-04-29 | Alais & Froges & Camarque Cie | Procédé de purification des metaux |
| DE900391C (de) * | 1951-01-25 | 1953-12-28 | Friedrich Winterhager Dipl Ing | Verfahren und Vorrichtung zum Raffinieren schmelzfluessiger Metalle, insbesondere Leichtmetalle |
| US3305351A (en) * | 1964-02-24 | 1967-02-21 | Reynolds Metals Co | Treatment of aluminum with aluminum fluoride particles |
| DE2206722A1 (de) * | 1972-02-12 | 1973-08-16 | Vaw Ver Aluminium Werke Ag | Verfahren und vorrichtung zum reinigen, insbesondere zum entgasen, von schmelzfluessigem aluminium oder seinen legierungen |
| US3972709A (en) * | 1973-06-04 | 1976-08-03 | Southwire Company | Method for dispersing gas into a molten metal |
| CS216519B2 (en) * | 1979-02-08 | 1982-11-26 | Magyar Aluminium | Method of reducing the contents of impurities in the aluminium melt or aluminium alloys |
| CH641839A5 (de) * | 1979-07-10 | 1984-03-15 | Alusuisse | Vorrichtung zur einleitung von gasen in metallschmelzen. |
| AT367458B (de) * | 1980-05-27 | 1982-07-12 | Ver Giessereiforschung | Verfahren zur entfernung kleiner mengen von alkali- oder erdalkalimetallen aus aluminiumoderaluminiumlegierungsschmelzen |
| CA1188107A (en) * | 1981-05-19 | 1985-06-04 | Ghyslain Dube | Removal of alkali metals and alkaline earth metals from molten aluminium |
| US4470846A (en) * | 1981-05-19 | 1984-09-11 | Alcan International Limited | Removal of alkali metals and alkaline earth metals from molten aluminum |
| DE3367112D1 (en) * | 1982-11-16 | 1986-11-27 | Alcan Int Ltd | Removal of impurities from molten aluminium |
| GB8417851D0 (en) * | 1984-07-13 | 1984-08-15 | Alcan Int Ltd | Producing aluminium |
-
1988
- 1988-03-14 US US07/167,982 patent/US4832740A/en not_active Expired - Fee Related
- 1988-03-24 AT AT88810195T patent/ATE73171T1/de not_active IP Right Cessation
- 1988-03-24 DE DE8888810195T patent/DE3868660D1/de not_active Expired - Lifetime
- 1988-03-24 EP EP88810195A patent/EP0285566B1/de not_active Expired - Lifetime
- 1988-03-28 NO NO881370A patent/NO171799C/no unknown
- 1988-03-29 IS IS3325A patent/IS3325A7/is unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO171799B (no) | 1993-01-25 |
| NO171799C (no) | 1993-05-05 |
| US4832740A (en) | 1989-05-23 |
| EP0285566B1 (de) | 1992-03-04 |
| ATE73171T1 (de) | 1992-03-15 |
| IS3325A7 (is) | 1988-07-08 |
| EP0285566A1 (de) | 1988-10-05 |
| NO881370D0 (no) | 1988-03-28 |
| NO881370L (no) | 1988-10-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |