NO128448B - - Google Patents
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- Publication number
- NO128448B NO128448B NO04811/69A NO481169A NO128448B NO 128448 B NO128448 B NO 128448B NO 04811/69 A NO04811/69 A NO 04811/69A NO 481169 A NO481169 A NO 481169A NO 128448 B NO128448 B NO 128448B
- Authority
- NO
- Norway
- Prior art keywords
- crystals
- metal
- solidification
- melting point
- purification
- Prior art date
Links
- 239000013078 crystal Substances 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 39
- 229910052751 metal Inorganic materials 0.000 claims description 34
- 239000002184 metal Substances 0.000 claims description 34
- 238000007711 solidification Methods 0.000 claims description 14
- 230000008023 solidification Effects 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 13
- 239000012535 impurity Substances 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 2
- 238000010297 mechanical methods and process Methods 0.000 claims 1
- 230000005226 mechanical processes and functions Effects 0.000 claims 1
- 238000000746 purification Methods 0.000 description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 150000002739 metals Chemical class 0.000 description 7
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 4
- 239000000956 alloy Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000005496 eutectics Effects 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000000750 progressive effect Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- SPJMAPNWDLIVRR-UHFFFAOYSA-M sodium;3-chloro-2-phenylphenolate Chemical compound [Na+].[O-]C1=CC=CC(Cl)=C1C1=CC=CC=C1 SPJMAPNWDLIVRR-UHFFFAOYSA-M 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- -1 aluminium Chemical class 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004857 zone melting Methods 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
- C22B21/06—Obtaining aluminium refining
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR176897 | 1968-12-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
NO128448B true NO128448B (xx) | 1973-11-19 |
Family
ID=8657919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO04811/69A NO128448B (xx) | 1968-12-06 | 1969-12-05 |
Country Status (14)
Country | Link |
---|---|
US (1) | US3671229A (xx) |
JP (1) | JPS5020536B1 (xx) |
AT (1) | AT304888B (xx) |
BE (1) | BE742681A (xx) |
CH (1) | CH520771A (xx) |
DE (1) | DE1960999C3 (xx) |
ES (1) | ES374265A1 (xx) |
FR (1) | FR1594154A (xx) |
GB (1) | GB1292297A (xx) |
LU (1) | LU59952A1 (xx) |
NL (1) | NL164325C (xx) |
NO (1) | NO128448B (xx) |
SE (1) | SE370085B (xx) |
ZA (1) | ZA698478B (xx) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4133517A (en) * | 1974-09-30 | 1979-01-09 | Commonwealth Scientific And Industrial Research Organization | Continuous reflux refining of metals |
CA1048790A (en) * | 1974-09-30 | 1979-02-20 | Graeme W. Walters | Continuous reflux refining of metals |
DE2965262D1 (en) * | 1978-03-08 | 1983-06-01 | Massachusetts Inst Technology | A process for refining a non-eutectic metal alloy |
US4221590A (en) * | 1978-12-26 | 1980-09-09 | Aluminum Company Of America | Fractional crystallization process |
NO158107C (no) * | 1979-10-09 | 1988-07-13 | Showa Aluminium Co Ltd | Fremgangsmaate ved smelting av aluminium. |
US4595734A (en) * | 1980-02-04 | 1986-06-17 | Interplastic Corporation | Molding compositions |
FR2524489A1 (fr) * | 1982-03-30 | 1983-10-07 | Pechiney Aluminium | Procede de purification de metaux par segregation |
FR2524490B1 (fr) * | 1982-03-31 | 1988-05-13 | Pechiney Aluminium | Procede d'obtention d'aluminium de tres haute purete en elements eutectiques |
EP0099948B1 (en) * | 1982-07-28 | 1986-11-20 | Showa Aluminum Corporation | Process for producing high-purity aluminum |
US4469512A (en) * | 1982-07-29 | 1984-09-04 | Showa Aluminum Corporation | Process for producing high-purity aluminum |
FR2564485B1 (fr) * | 1984-05-17 | 1986-08-14 | Pechiney Aluminium | Procede de purification en continu de metaux par cristallisation fractionnee sur un cylindre tournant |
US4734127A (en) * | 1984-10-02 | 1988-03-29 | Nippon Light Metal Co., Ltd. | Process and apparatus for refining aluminum |
FR2592663B1 (fr) * | 1986-01-06 | 1992-07-24 | Pechiney Aluminium | Procede ameliore de purification de metaux par cristallisation fractionnee |
DE3627624A1 (de) * | 1986-08-14 | 1988-02-18 | Bayer Ag | Verfahren zur herstellung von kohlenstoffarmem silicium |
FR2633640B1 (xx) * | 1988-07-01 | 1991-04-19 | Pechiney Aluminium | |
FR2708000B1 (fr) * | 1993-07-22 | 1995-08-25 | Pechiney Aluminium | Aluminium électroraffiné à basse teneur en uranium, thorium et terres rares. |
EP1288319B1 (en) * | 2001-09-03 | 2004-06-30 | Corus Technology BV | Method for the purification of an aluminium alloy |
NL1019105C2 (nl) | 2001-10-03 | 2003-04-04 | Corus Technology B V | Werkwijze en inrichting voor het beheersen van het aandeel kristallen in een vloeistof-kristalmengsel. |
EP1380658A1 (en) * | 2002-07-05 | 2004-01-14 | Corus Technology BV | Method for fractional crystallisation of a molten metal |
EP1380659A1 (en) | 2002-07-05 | 2004-01-14 | Corus Technology BV | Method for fractional crystallisation of a metal |
WO2005049875A1 (en) | 2003-11-19 | 2005-06-02 | Corus Technology Bv | Method of cooling molten metal during fractional crystallisation |
ZA200607288B (en) | 2004-03-19 | 2008-05-28 | Alex S Switzerland Gmbh | Method for the purification of a molten metal |
NL1029612C2 (nl) * | 2005-07-26 | 2007-01-29 | Corus Technology B V | Werkwijze voor het analyseren van vloeibaar metaal en inrichting voor gebruik daarbij. |
ATE505565T1 (de) | 2006-06-22 | 2011-04-15 | Aleris Switzerland Gmbh | Verfahren zur trennung von schmelzflüssigem aluminium und festen einschlüssen |
EP2032725B1 (en) | 2006-06-28 | 2010-07-28 | Aleris Switzerland GmbH | Crystallisation method for the purification of a molten metal, in particular recycled aluminium |
ATE503030T1 (de) | 2006-07-07 | 2011-04-15 | Aleris Switzerland Gmbh | Verfahren zur metallreinigung und abtrennung von gereinigtem metall aus einer metallmutterflüssigkeit wie aluminiumschmelze |
-
1968
- 1968-12-06 FR FR176897A patent/FR1594154A/fr not_active Expired
-
1969
- 1969-12-03 US US881838A patent/US3671229A/en not_active Expired - Lifetime
- 1969-12-04 SE SE16711/69A patent/SE370085B/xx unknown
- 1969-12-04 DE DE1960999A patent/DE1960999C3/de not_active Expired
- 1969-12-05 LU LU59952D patent/LU59952A1/xx unknown
- 1969-12-05 ES ES374265A patent/ES374265A1/es not_active Expired
- 1969-12-05 NO NO04811/69A patent/NO128448B/no unknown
- 1969-12-05 GB GB59481/69A patent/GB1292297A/en not_active Expired
- 1969-12-05 ZA ZA698478A patent/ZA698478B/xx unknown
- 1969-12-05 BE BE742681D patent/BE742681A/xx not_active IP Right Cessation
- 1969-12-05 CH CH1817169A patent/CH520771A/fr not_active IP Right Cessation
- 1969-12-05 NL NL6918328.A patent/NL164325C/xx not_active IP Right Cessation
- 1969-12-05 AT AT1138769A patent/AT304888B/de active
- 1969-12-06 JP JP44098242A patent/JPS5020536B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES374265A1 (es) | 1971-12-16 |
NL164325B (nl) | 1980-07-15 |
CH520771A (fr) | 1972-03-31 |
ZA698478B (en) | 1971-01-27 |
DE1960999C3 (de) | 1975-08-14 |
NL6918328A (xx) | 1970-06-09 |
GB1292297A (en) | 1972-10-11 |
LU59952A1 (xx) | 1970-06-09 |
NL164325C (nl) | 1980-12-15 |
US3671229A (en) | 1972-06-20 |
DE1960999A1 (de) | 1970-06-25 |
DE1960999B2 (de) | 1975-01-09 |
JPS5020536B1 (xx) | 1975-07-16 |
AT304888B (de) | 1973-01-25 |
FR1594154A (xx) | 1970-06-01 |
BE742681A (xx) | 1970-06-05 |
SE370085B (xx) | 1974-09-30 |
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