ZA200607288B - Method for the purification of a molten metal - Google Patents
Method for the purification of a molten metal Download PDFInfo
- Publication number
- ZA200607288B ZA200607288B ZA200607288A ZA200607288A ZA200607288B ZA 200607288 B ZA200607288 B ZA 200607288B ZA 200607288 A ZA200607288 A ZA 200607288A ZA 200607288 A ZA200607288 A ZA 200607288A ZA 200607288 B ZA200607288 B ZA 200607288B
- Authority
- ZA
- South Africa
- Prior art keywords
- crystals
- molten metal
- solid
- foreign
- metal
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 203
- 239000002184 metal Substances 0.000 title claims abstract description 203
- 238000000034 method Methods 0.000 title claims abstract description 106
- 238000000746 purification Methods 0.000 title claims abstract description 16
- 239000013078 crystal Substances 0.000 claims abstract description 212
- 230000005496 eutectics Effects 0.000 claims abstract description 53
- 238000000926 separation method Methods 0.000 claims abstract description 48
- 239000007787 solid Substances 0.000 claims abstract description 34
- 229910052782 aluminium Inorganic materials 0.000 claims description 52
- 239000004411 aluminium Substances 0.000 claims description 51
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 48
- 229910052742 iron Inorganic materials 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 23
- 238000001640 fractional crystallisation Methods 0.000 claims description 20
- 150000003839 salts Chemical class 0.000 claims description 19
- 229910052710 silicon Inorganic materials 0.000 claims description 16
- 230000005672 electromagnetic field Effects 0.000 claims description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 239000011572 manganese Substances 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 239000006227 byproduct Substances 0.000 description 20
- 239000000047 product Substances 0.000 description 17
- 238000007711 solidification Methods 0.000 description 10
- 230000008023 solidification Effects 0.000 description 10
- 239000000203 mixture Substances 0.000 description 7
- 239000012467 final product Substances 0.000 description 5
- 238000005192 partition Methods 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 229910000765 intermetallic Inorganic materials 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- 238000005275 alloying Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000012264 purified product Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000003923 scrap metal Substances 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000003756 stirring 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
- C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP04075871 | 2004-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200607288B true ZA200607288B (en) | 2008-05-28 |
Family
ID=34928115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200607288A ZA200607288B (en) | 2004-03-19 | 2005-02-17 | Method for the purification of a molten metal |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US7531023B2 (zh) |
| EP (1) | EP1727917B1 (zh) |
| JP (1) | JP5184075B2 (zh) |
| CN (1) | CN100406594C (zh) |
| AT (1) | ATE393245T1 (zh) |
| AU (1) | AU2005229082B2 (zh) |
| BR (1) | BRPI0508973A (zh) |
| CA (1) | CA2558104C (zh) |
| DE (1) | DE602005006254T2 (zh) |
| ES (1) | ES2304009T3 (zh) |
| NZ (1) | NZ549497A (zh) |
| WO (1) | WO2005095658A1 (zh) |
| ZA (1) | ZA200607288B (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| DE602004012445T2 (de) | 2003-11-19 | 2009-03-12 | Aleris Switzerland Gmbh | Verfahren zum abkühlen von schmelzflüssigem metall bei der fraktionierten kristallisation |
| ZA200607288B (en) | 2004-03-19 | 2008-05-28 | Alex S Switzerland Gmbh | Method for the purification of a molten metal |
| EP2029785B1 (en) * | 2006-06-22 | 2011-04-13 | Aleris Switzerland GmbH | Method for the separation of molten aluminium and solid inclusions |
| FR2902800B1 (fr) | 2006-06-23 | 2008-08-22 | Alcan Rhenalu Sa | Procede de recyclage de scrap en alliage d'aluminium provenant de l'industrie aeronautique |
| ATE475724T1 (de) * | 2006-06-28 | 2010-08-15 | Aleris Switzerland Gmbh | Kristallisationsverfahren zur reinigung eines schmelzflüssigen metalls, insbesondere rezyklierten aluminiums |
| CA2657092C (en) * | 2006-07-07 | 2016-06-21 | Aleris Switzerland Gmbh | Method and device for metal purification and separation of purified metal from a metal mother liquid such as aluminium |
| TWI476158B (zh) * | 2012-12-18 | 2015-03-11 | Nat Inst Chung Shan Science & Technology | 一種利用離心及酸洗提高金屬鎵純度的方法 |
| CN104878207B (zh) * | 2015-05-27 | 2017-04-26 | 遵义汇航机电有限公司 | 一种废旧汽车壳体金属材料分检方法 |
| KR101685149B1 (ko) * | 2015-10-14 | 2016-12-09 | 한국과학기술원 | 이원소성 화합물의 상분리 현상을 이용한 실리신 제조방법, 이에 의하여 제조된 실리신 |
| CA3070909A1 (en) * | 2017-08-16 | 2019-02-21 | Alcoa Usa Corp. | Methods of recycling aluminum alloys and purification thereof |
| CN114480864B (zh) * | 2020-11-13 | 2024-03-22 | 内蒙古君成科技有限公司 | 一种重熔离心电选分级提纯铝硅铁合金的方法 |
| CN114480866A (zh) * | 2020-11-13 | 2022-05-13 | 内蒙古君成科技有限公司 | 一种重熔离心浮选分级提纯铝硅铁合金的方法 |
| CN114480867B (zh) * | 2020-11-13 | 2024-06-21 | 内蒙古君成科技有限公司 | 一种重熔离心磁选分级提纯铝硅铁合金的方法 |
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| GB1352567A (en) | 1971-04-28 | 1974-05-08 | Baeckerud S L | Method of checking adjusting the content of crystallization nuclei in a melt |
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| FR2325727A1 (fr) | 1975-09-26 | 1977-04-22 | Servimetal | Flux pour l'elimination des metaux alcalins et alcalino-terreux de l'aluminium et de ses alliages et procedes de mise en oeuvre |
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| JPS57152435A (en) | 1981-03-13 | 1982-09-20 | Mitsubishi Keikinzoku Kogyo Kk | Purifying method for aluminum |
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| JPS58104132A (ja) | 1981-12-14 | 1983-06-21 | Mitsubishi Keikinzoku Kogyo Kk | アルミニウムの純化方法 |
| FR2524489A1 (fr) | 1982-03-30 | 1983-10-07 | Pechiney Aluminium | Procede de purification de metaux par segregation |
| DE3274369D1 (en) | 1982-07-28 | 1987-01-08 | Showa Aluminum Corp | Process for producing high-purity aluminum |
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| US4411747A (en) | 1982-08-30 | 1983-10-25 | Aluminum Company Of America | Process of electrolysis and fractional crystallization for aluminum purification |
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| GB8403976D0 (en) | 1984-02-15 | 1984-03-21 | British Steel Corp | Analysis of materials |
| JPS60234930A (ja) | 1984-05-07 | 1985-11-21 | Toyota Motor Corp | アルミニウム合金の鉄分低減方法 |
| FR2564485B1 (fr) | 1984-05-17 | 1986-08-14 | Pechiney Aluminium | Procede de purification en continu de metaux par cristallisation fractionnee sur un cylindre tournant |
| SE445677B (sv) | 1984-11-19 | 1986-07-07 | Alfa Laval Food & Dairy Eng | Forfarande for metning av halten kristaller i en blandning av vetska och kristaller samt anordning for genomforande av forfarandet |
| FR2592663B1 (fr) | 1986-01-06 | 1992-07-24 | Pechiney Aluminium | Procede ameliore de purification de metaux par cristallisation fractionnee |
| US5221377A (en) | 1987-09-21 | 1993-06-22 | Aluminum Company Of America | Aluminum alloy product having improved combinations of properties |
| SU1589173A1 (ru) | 1988-11-02 | 1990-08-30 | Предприятие П/Я Р-6496 | Способ определени начала кристаллизации при выращивании кристаллов из раствора-расплава |
| EP0375308A1 (en) | 1988-12-22 | 1990-06-27 | Alcan International Limited | Process and apparatus for producing high purity aluminum |
| US5057150A (en) | 1989-05-03 | 1991-10-15 | Alcan International Limited | Production of aluminum master alloy rod |
| US5160532A (en) | 1991-10-21 | 1992-11-03 | General Electric Company | Direct processing of electroslag refined metal |
| US5312498A (en) | 1992-08-13 | 1994-05-17 | Reynolds Metals Company | Method of producing an aluminum-zinc-magnesium-copper alloy having improved exfoliation resistance and fracture toughness |
| JPH06206798A (ja) * | 1992-09-18 | 1994-07-26 | Sumitomo Chem Co Ltd | ケイ素粒子の製造方法 |
| JPH06299265A (ja) * | 1993-04-15 | 1994-10-25 | Nippon Light Metal Co Ltd | アルミニウムスクラップの精製方法 |
| US5968223A (en) | 1993-07-13 | 1999-10-19 | Eckert; C. Edward | Method for heating molten metal using heated baffle |
| DE4325793C2 (de) | 1993-07-31 | 1997-07-17 | Integral Technologie Gmbh | Verfahren zur Messung einer Eiskonzentration und Vorrichtung zur Durchführung des Verfahrens |
| JPH0754065A (ja) * | 1993-08-11 | 1995-02-28 | Furukawa Electric Co Ltd:The | アルミニウムスクラップの精製方法及び再利用方法 |
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| RU2105084C1 (ru) | 1996-06-11 | 1998-02-20 | Общество с ограниченной ответственностью Научно-производственное культурно-просветительское объединение "Благовест" | Способ федорова л.е. защиты металлов от окисления |
| EP0829552B1 (en) | 1996-09-11 | 2003-07-16 | Aluminum Company Of America | Aluminium alloy products suited for commercial jet aircraft wing members |
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| RU2112065C1 (ru) | 1997-04-04 | 1998-05-27 | Акционерное общество открытого типа "Волгоградский алюминий" | Способ рафинирования алюминия и сплавов на его основе |
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| ES2222309T3 (es) | 2001-09-03 | 2005-02-01 | Corus Technology Bv | Metodo de purificacion de una aleacion de aluminio. |
| 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. |
| US6909505B2 (en) * | 2002-06-24 | 2005-06-21 | National Research Council Of Canada | Method and apparatus for molten material analysis by laser induced breakdown spectroscopy |
| 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 |
| US20050145071A1 (en) | 2003-03-14 | 2005-07-07 | Cates Larry E. | System for optically analyzing a molten metal bath |
| DE602004012445T2 (de) | 2003-11-19 | 2009-03-12 | Aleris Switzerland Gmbh | Verfahren zum abkühlen von schmelzflüssigem metall bei der fraktionierten kristallisation |
| 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. |
-
2005
- 2005-02-17 ZA ZA200607288A patent/ZA200607288B/en unknown
- 2005-02-17 NZ NZ549497A patent/NZ549497A/en not_active IP Right Cessation
- 2005-02-17 ES ES05715420T patent/ES2304009T3/es active Active
- 2005-02-17 AT AT05715420T patent/ATE393245T1/de active
- 2005-02-17 US US10/598,731 patent/US7531023B2/en not_active Expired - Fee Related
- 2005-02-17 AU AU2005229082A patent/AU2005229082B2/en not_active Ceased
- 2005-02-17 CA CA2558104A patent/CA2558104C/en not_active Expired - Fee Related
- 2005-02-17 CN CNB2005800087748A patent/CN100406594C/zh not_active Expired - Fee Related
- 2005-02-17 JP JP2007503215A patent/JP5184075B2/ja not_active Expired - Fee Related
- 2005-02-17 EP EP05715420A patent/EP1727917B1/en not_active Not-in-force
- 2005-02-17 DE DE602005006254T patent/DE602005006254T2/de active Active
- 2005-02-17 BR BRPI0508973-5A patent/BRPI0508973A/pt active Search and Examination
- 2005-02-17 WO PCT/EP2005/001772 patent/WO2005095658A1/en active IP Right Grant
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Also Published As
| Publication number | Publication date |
|---|---|
| DE602005006254D1 (de) | 2008-06-05 |
| US20080000326A1 (en) | 2008-01-03 |
| AU2005229082B2 (en) | 2010-01-07 |
| WO2005095658A1 (en) | 2005-10-13 |
| EP1727917B1 (en) | 2008-04-23 |
| CN100406594C (zh) | 2008-07-30 |
| BRPI0508973A (pt) | 2007-08-28 |
| ES2304009T3 (es) | 2008-09-01 |
| EP1727917A1 (en) | 2006-12-06 |
| US7531023B2 (en) | 2009-05-12 |
| DE602005006254T2 (de) | 2009-06-25 |
| JP2007529625A (ja) | 2007-10-25 |
| AU2005229082A1 (en) | 2005-10-13 |
| CA2558104C (en) | 2010-06-22 |
| ATE393245T1 (de) | 2008-05-15 |
| JP5184075B2 (ja) | 2013-04-17 |
| NZ549497A (en) | 2009-05-31 |
| CN1997762A (zh) | 2007-07-11 |
| CA2558104A1 (en) | 2005-10-13 |
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