AU2007226754B2 - Method for electrolytic production and refining of metals - Google Patents
Method for electrolytic production and refining of metals Download PDFInfo
- Publication number
- AU2007226754B2 AU2007226754B2 AU2007226754A AU2007226754A AU2007226754B2 AU 2007226754 B2 AU2007226754 B2 AU 2007226754B2 AU 2007226754 A AU2007226754 A AU 2007226754A AU 2007226754 A AU2007226754 A AU 2007226754A AU 2007226754 B2 AU2007226754 B2 AU 2007226754B2
- Authority
- AU
- Australia
- Prior art keywords
- metal
- alloy
- sio
- oxide
- refined
- 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
- 229910052751 metal Inorganic materials 0.000 title claims description 149
- 239000002184 metal Substances 0.000 title claims description 149
- 238000000034 method Methods 0.000 title claims description 72
- 238000007670 refining Methods 0.000 title claims description 33
- 150000002739 metals Chemical class 0.000 title claims description 12
- 238000004519 manufacturing process Methods 0.000 title description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 139
- 239000000956 alloy Substances 0.000 claims description 139
- 239000003792 electrolyte Substances 0.000 claims description 117
- 229910052710 silicon Inorganic materials 0.000 claims description 68
- 239000010703 silicon Substances 0.000 claims description 67
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 62
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 41
- 238000002844 melting Methods 0.000 claims description 31
- 230000008018 melting Effects 0.000 claims description 31
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 23
- 239000002994 raw material Substances 0.000 claims description 16
- 150000004820 halides Chemical class 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 229910017758 Cu-Si Inorganic materials 0.000 claims description 5
- 229910017931 Cu—Si Inorganic materials 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052681 coesite Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052906 cristobalite Inorganic materials 0.000 claims description 4
- 229910052706 scandium Inorganic materials 0.000 claims description 4
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 claims description 4
- 229910052682 stishovite Inorganic materials 0.000 claims description 4
- 229910052905 tridymite Inorganic materials 0.000 claims description 4
- 229910017082 Fe-Si Inorganic materials 0.000 claims description 3
- 229910017133 Fe—Si Inorganic materials 0.000 claims description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 claims 1
- 229910052709 silver Inorganic materials 0.000 claims 1
- 239000004332 silver Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 description 13
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 12
- 229910052732 germanium Inorganic materials 0.000 description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 239000004411 aluminium Substances 0.000 description 8
- 229910052782 aluminium Inorganic materials 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 6
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 6
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 5
- -1 for example Substances 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 5
- 229910010271 silicon carbide Inorganic materials 0.000 description 5
- 229910005347 FeSi Inorganic materials 0.000 description 4
- 229910000676 Si alloy Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910000967 As alloy Inorganic materials 0.000 description 3
- 238000010924 continuous production Methods 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- 231100000252 nontoxic Toxicity 0.000 description 3
- 230000003000 nontoxic effect Effects 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 150000002222 fluorine compounds Chemical class 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910000927 Ge alloy Inorganic materials 0.000 description 1
- 229910018594 Si-Cu Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910004028 SiCU Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910008465 Si—Cu Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 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
- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 description 1
- 229910001632 barium fluoride Inorganic materials 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910001610 cryolite Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical class [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/34—Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups C25C3/02 - C25C3/32
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/33—Silicon
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/26—Electrolytic production, recovery or refining of metals by electrolysis of melts of titanium, zirconium, hafnium, tantalum or vanadium
- C25C3/28—Electrolytic production, recovery or refining of metals by electrolysis of melts of titanium, zirconium, hafnium, tantalum or vanadium of titanium
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells for the electrolysis of melts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US37287506A | 2006-03-10 | 2006-03-10 | |
| US11/372,875 | 2006-03-10 | ||
| US80740006P | 2006-07-14 | 2006-07-14 | |
| US60/807,400 | 2006-07-14 | ||
| PCT/US2007/063555 WO2007106709A2 (fr) | 2006-03-10 | 2007-03-08 | Procede de production electrolytique et de raffinage de metaux |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2007226754A1 AU2007226754A1 (en) | 2007-09-20 |
| AU2007226754B2 true AU2007226754B2 (en) | 2011-01-20 |
Family
ID=38510169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2007226754A Active AU2007226754B2 (en) | 2006-03-10 | 2007-03-08 | Method for electrolytic production and refining of metals |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP1999286B1 (fr) |
| JP (1) | JP5183498B2 (fr) |
| AU (1) | AU2007226754B2 (fr) |
| BR (1) | BRPI0708603B1 (fr) |
| CA (1) | CA2645161C (fr) |
| ES (1) | ES2633113T3 (fr) |
| NO (1) | NO344829B1 (fr) |
| WO (1) | WO2007106709A2 (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8460535B2 (en) * | 2009-04-30 | 2013-06-11 | Infinium, Inc. | Primary production of elements |
| WO2010137555A1 (fr) * | 2009-05-26 | 2010-12-02 | 住友化学株式会社 | Procédé de production d'un métal ou d'un métalloïde raffiné |
| TW201247937A (en) * | 2011-05-30 | 2012-12-01 | Univ Kyoto | Process for producing silicon |
| WO2013028126A1 (fr) * | 2011-08-19 | 2013-02-28 | Jernkontoret | Procédé de récupération de métaux et appareil d'électrolyse pour mettre en œuvre ce procédé |
| KR101793471B1 (ko) * | 2016-07-20 | 2017-11-06 | 충남대학교산학협력단 | 전해환원 및 전해정련 공정에 의한 금속 정련 방법 |
| CN111094631B (zh) * | 2017-08-01 | 2022-11-18 | 波士顿电冶公司 | 电解生产活性金属 |
| JP7373361B2 (ja) * | 2019-11-07 | 2023-11-02 | 三菱重工業株式会社 | 電解製錬炉及び電解製錬方法 |
| KR102498338B1 (ko) * | 2020-03-17 | 2023-02-10 | 서울대학교산학협력단 | 과산화수소 제조용 전기분해장치 및 이를 이용한 과산화수소의 제조 방법 |
| KR102380607B1 (ko) * | 2020-07-06 | 2022-03-31 | 한국원자력연구원 | 폐 실리콘 처리 장치 및 이를 이용한 폐 실리콘 처리 방법 |
| CN115012003B (zh) * | 2022-06-20 | 2024-02-06 | 中南大学 | 一种硫化锑矿熔盐电解连续化生产的方法及装置 |
| CN115786982B (zh) * | 2022-11-08 | 2025-10-31 | 郑州大学 | 基于熔盐电解精炼的铍废料纯化方法 |
| DE102024110524A1 (de) | 2024-04-15 | 2025-10-16 | Rheinisch-Westfälische Technische Hochschule Aachen, abgekürzt RWTH Aachen, Körperschaft des öffentlichen Rechts | Verfahren zum Behandeln siliziumhaltiger Feststoffkörper |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1534318A (en) * | 1922-12-21 | 1925-04-21 | Aluminum Co Of America | Electrolytic refining of aluminum |
| US3036961A (en) * | 1958-02-24 | 1962-05-29 | Herasymenko Anna | Electrolytic refinement of metals |
| US3203883A (en) * | 1961-07-01 | 1965-08-31 | Rcsearch Inst For Iron Steel A | Method of refining molten metals by electrolyzing molten slag under arc discharge |
| US3219561A (en) * | 1962-03-14 | 1965-11-23 | Gen Trustee Company Inc | Dual cell refining of silicon and germanium |
| US4292145A (en) * | 1980-05-14 | 1981-09-29 | The Board Of Trustees Of Leland Stanford Junior University | Electrodeposition of molten silicon |
| US4481232A (en) * | 1983-05-27 | 1984-11-06 | The United States Of America As Represented By The Department Of Energy | Method and apparatus for producing high purity silicon |
| US4552637A (en) * | 1983-03-11 | 1985-11-12 | Swiss Aluminium Ltd. | Cell for the refining of aluminium |
| US5071523A (en) * | 1989-10-13 | 1991-12-10 | Aluminum Company Of America | Two stage lithium transport process |
| US5593566A (en) * | 1995-06-09 | 1997-01-14 | General Motors Corporation | Electrolytic production process for magnesium and its alloys |
| US6299742B1 (en) * | 1997-01-06 | 2001-10-09 | Trustees Of Boston University | Apparatus for metal extraction |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB833767A (en) * | 1956-10-19 | 1960-04-27 | Timax Corp | Continuous electrolytic production of titanium |
| US3219516A (en) * | 1962-07-30 | 1965-11-23 | Staley Mfg Co A E | Bonded multi-layer structures |
| NO156172C (no) * | 1984-02-13 | 1987-08-12 | Ila Lilleby Smelteverker | Fremgangsmaate til fremstilling av renset silisium ved elektrolytisk raffinering. |
| NO317073B1 (no) * | 2001-06-05 | 2004-08-02 | Sintef | Elektrolytt samt fremgangsmate ved fremstilling eller raffinering av silisium |
| WO2003046258A2 (fr) * | 2001-11-22 | 2003-06-05 | Qit - Fer Et Titane Inc. | Procede d'extraction electrolytique de titane ou d'un alliage de titane a partir d'un compose a l'etat liquide contenant de l'oxyde de titane |
-
2007
- 2007-03-08 BR BRPI0708603A patent/BRPI0708603B1/pt active IP Right Grant
- 2007-03-08 JP JP2008558531A patent/JP5183498B2/ja active Active
- 2007-03-08 AU AU2007226754A patent/AU2007226754B2/en active Active
- 2007-03-08 CA CA2645161A patent/CA2645161C/fr active Active
- 2007-03-08 ES ES07758136.1T patent/ES2633113T3/es active Active
- 2007-03-08 EP EP07758136.1A patent/EP1999286B1/fr active Active
- 2007-03-08 WO PCT/US2007/063555 patent/WO2007106709A2/fr not_active Ceased
-
2008
- 2008-09-17 NO NO20083970A patent/NO344829B1/no unknown
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1534318A (en) * | 1922-12-21 | 1925-04-21 | Aluminum Co Of America | Electrolytic refining of aluminum |
| US3036961A (en) * | 1958-02-24 | 1962-05-29 | Herasymenko Anna | Electrolytic refinement of metals |
| US3203883A (en) * | 1961-07-01 | 1965-08-31 | Rcsearch Inst For Iron Steel A | Method of refining molten metals by electrolyzing molten slag under arc discharge |
| US3219561A (en) * | 1962-03-14 | 1965-11-23 | Gen Trustee Company Inc | Dual cell refining of silicon and germanium |
| US4292145A (en) * | 1980-05-14 | 1981-09-29 | The Board Of Trustees Of Leland Stanford Junior University | Electrodeposition of molten silicon |
| US4552637A (en) * | 1983-03-11 | 1985-11-12 | Swiss Aluminium Ltd. | Cell for the refining of aluminium |
| US4481232A (en) * | 1983-05-27 | 1984-11-06 | The United States Of America As Represented By The Department Of Energy | Method and apparatus for producing high purity silicon |
| US5071523A (en) * | 1989-10-13 | 1991-12-10 | Aluminum Company Of America | Two stage lithium transport process |
| US5593566A (en) * | 1995-06-09 | 1997-01-14 | General Motors Corporation | Electrolytic production process for magnesium and its alloys |
| US6299742B1 (en) * | 1997-01-06 | 2001-10-09 | Trustees Of Boston University | Apparatus for metal extraction |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1999286A4 (fr) | 2011-09-07 |
| JP2009529607A (ja) | 2009-08-20 |
| AU2007226754A1 (en) | 2007-09-20 |
| ES2633113T3 (es) | 2017-09-19 |
| NO20083970L (no) | 2008-09-17 |
| BRPI0708603A2 (pt) | 2011-06-07 |
| EP1999286A2 (fr) | 2008-12-10 |
| CA2645161A1 (fr) | 2007-09-20 |
| NO344829B1 (no) | 2020-05-18 |
| WO2007106709A2 (fr) | 2007-09-20 |
| WO2007106709A9 (fr) | 2008-01-03 |
| EP1999286B1 (fr) | 2017-04-19 |
| WO2007106709A3 (fr) | 2007-11-29 |
| JP5183498B2 (ja) | 2013-04-17 |
| CA2645161C (fr) | 2011-11-22 |
| BRPI0708603B1 (pt) | 2016-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7901561B2 (en) | Method for electrolytic production and refining of metals | |
| AU2007226754B2 (en) | Method for electrolytic production and refining of metals | |
| CN101400811B (zh) | 电解生产和精炼金属的方法 | |
| EP0763151B1 (fr) | Procede de production de metal au silicium, de silumine et d'aluminium metal | |
| EP1366211B1 (fr) | Procede de preparation de silicium et eventuellement d'aluminium et de silumine (alliage aluminium-silicium) | |
| US3254010A (en) | Refining of silicon and germanium | |
| JP2011006317A (ja) | 精製された金属又は半金属の製造方法 | |
| AU2002236370A1 (en) | Process for preparing silicon and optionally aluminum and silumin(aluminum-silicon alloy) | |
| US4430174A (en) | Method for refinement of impure aluminum | |
| JP4092129B2 (ja) | スポンジチタンの製造方法及び製造装置 | |
| US4552637A (en) | Cell for the refining of aluminium | |
| US7101470B2 (en) | Process for preparing silicon by electrolysis and crystallization and preparing low-alloyed and high-alloyed aluminum silicon alloys | |
| NO156172B (no) | Fremgangsmaate ved fremstilling av renset silicium ved elektrolytisk raffinering. | |
| WO2008115072A2 (fr) | Électrolyte et procédé pour le raffinage électrochimique de silicium | |
| CA2645103A1 (fr) | Procede d'extraction / de concentration de metal formant un brouillard metallique present dans un sel fondu, appareil correspondant, procede et appareil de production de ti ou d'alliage de ti au moyen de ceux-ci | |
| JPH0213032B2 (fr) | ||
| EP2143827A1 (fr) | Procédé pour la production de cuivre à partir de composés de soufre | |
| JP2008001592A (ja) | シリコンの製造方法 | |
| NO323834B1 (no) | Fremgangsmate for fremstilling av hoyrenset silisium og aluminium og silumin i samme elektrolyseovn |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGA | Letters patent sealed or granted (standard patent) |