GB989452A - Electrolytic refining of silicon and germanium - Google Patents
Electrolytic refining of silicon and germaniumInfo
- Publication number
- GB989452A GB989452A GB9362/63A GB936263A GB989452A GB 989452 A GB989452 A GB 989452A GB 9362/63 A GB9362/63 A GB 9362/63A GB 936263 A GB936263 A GB 936263A GB 989452 A GB989452 A GB 989452A
- Authority
- GB
- United Kingdom
- Prior art keywords
- metal
- refined
- alkaline earth
- anode
- germanium
- 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
- 229910052732 germanium Inorganic materials 0.000 title abstract 3
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052710 silicon Inorganic materials 0.000 title abstract 2
- 239000010703 silicon Substances 0.000 title abstract 2
- 238000007670 refining Methods 0.000 title 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 4
- 229910052751 metal Inorganic materials 0.000 abstract 4
- 239000002184 metal Substances 0.000 abstract 4
- 150000001340 alkali metals Chemical class 0.000 abstract 3
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 abstract 2
- 229910001515 alkali metal fluoride Inorganic materials 0.000 abstract 2
- 229910001618 alkaline earth metal fluoride Inorganic materials 0.000 abstract 2
- 229910052799 carbon Inorganic materials 0.000 abstract 2
- 239000003792 electrolyte Substances 0.000 abstract 2
- 229910002804 graphite Inorganic materials 0.000 abstract 2
- 239000010439 graphite Substances 0.000 abstract 2
- 239000000155 melt Substances 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- 229910000927 Ge alloy Inorganic materials 0.000 abstract 1
- 229910000676 Si alloy Inorganic materials 0.000 abstract 1
- 229910001514 alkali metal chloride Inorganic materials 0.000 abstract 1
- 229910001617 alkaline earth metal chloride Inorganic materials 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000007787 solid 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
- C22B41/00—Obtaining germanium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
- C01B33/037—Purification
-
- 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
- C25C3/34—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
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Electrolytic Production Of Metals (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US179725A US3254010A (en) | 1962-03-14 | 1962-03-14 | Refining of silicon and germanium |
| US179726A US3219561A (en) | 1962-03-14 | 1962-03-14 | Dual cell refining of silicon and germanium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB989452A true GB989452A (en) | 1965-04-22 |
Family
ID=26875592
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9362/63A Expired GB989452A (en) | 1962-03-14 | 1963-03-08 | Electrolytic refining of silicon and germanium |
| GB9363/63A Expired GB993192A (en) | 1962-03-14 | 1963-03-08 | Electrolytic refining of silicon and germanium |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9363/63A Expired GB993192A (en) | 1962-03-14 | 1963-03-08 | Electrolytic refining of silicon and germanium |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US3254010A (enExample) |
| CH (2) | CH410441A (enExample) |
| DE (2) | DE1213627B (enExample) |
| GB (2) | GB989452A (enExample) |
| NL (2) | NL290208A (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH426279A (fr) * | 1965-06-15 | 1966-12-15 | Fiduciaire Generale S A | Cellule électrolytique pour la fabrication de silicium |
| US3983012A (en) * | 1975-10-08 | 1976-09-28 | The Board Of Trustees Of Leland Stanford Junior University | Epitaxial growth of silicon or germanium by electrodeposition from molten salts |
| US4142947A (en) * | 1977-05-12 | 1979-03-06 | Uri Cohen | Electrodeposition of polycrystalline silicon from a molten fluoride bath and product |
| FR2480796A1 (fr) * | 1980-04-21 | 1981-10-23 | Extramet Sarl | Procede de production de silicium de haute purete par voie electrochimique |
| US4448651A (en) * | 1982-06-10 | 1984-05-15 | The United States Of America As Represented By The United States Department Of Energy | Process for producing silicon |
| NO156172C (no) * | 1984-02-13 | 1987-08-12 | Ila Lilleby Smelteverker | Fremgangsmaate til fremstilling av renset silisium ved elektrolytisk raffinering. |
| NO20063072L (no) * | 2006-03-10 | 2007-09-11 | Elkem As | Fremgangsmate for elektrolytisk raffinering av metaller |
| US7901561B2 (en) * | 2006-03-10 | 2011-03-08 | Elkem As | Method for electrolytic production and refining of metals |
| BRPI0708603B1 (pt) * | 2006-03-10 | 2016-05-17 | Elkem As | método para produzir e refinar um metal em um método eletrolítico |
| JP2010530637A (ja) | 2007-06-18 | 2010-09-09 | アール・イー・シー・スキャンウェハー・アー・エス | 切断残材から元素シリコンを再生する方法 |
| US8460535B2 (en) | 2009-04-30 | 2013-06-11 | Infinium, Inc. | Primary production of elements |
| WO2010137555A1 (ja) * | 2009-05-26 | 2010-12-02 | 住友化学株式会社 | 精製された金属又は半金属の製造方法 |
| WO2012083480A1 (en) * | 2010-12-20 | 2012-06-28 | Epro Development Limited | Method and apparatus for producing pure silicon |
| CN103243385B (zh) * | 2013-05-13 | 2016-04-27 | 北京科技大学 | 电解精炼-液态阴极原位定向凝固制备高纯单晶硅的方法 |
| CN110482556B (zh) * | 2019-09-10 | 2020-12-08 | 中国科学院合肥物质科学研究院 | 一种用于硅材料低温精炼除硼的造渣剂及其使用方法 |
| CN112708764A (zh) * | 2020-12-15 | 2021-04-27 | 湖南腾驰环保科技有限公司 | 一种从铜锗合金物料中综合回收二氧化锗和铜的方法 |
| CN115305507B (zh) * | 2021-05-08 | 2024-09-03 | 中南大学 | 熔盐电解氧化铝生产金属铝的方法 |
| CN115305568A (zh) * | 2021-05-08 | 2022-11-08 | 中南大学 | 一种多晶硅的冶炼方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE533780A (enExample) * | ||||
| US800984A (en) * | 1905-06-02 | 1905-10-03 | Henry M Chance | Process of purifying metals. |
| US2755240A (en) * | 1953-11-02 | 1956-07-17 | Shawinigan Water And Power Com | Electrolysis of titanium tetrachloride to produce titanium |
| US3009870A (en) * | 1954-05-25 | 1961-11-21 | Ver Aluminum Werke | Electrolytic cell |
| GB833767A (en) * | 1956-10-19 | 1960-04-27 | Timax Corp | Continuous electrolytic production of titanium |
| US2952605A (en) * | 1956-12-29 | 1960-09-13 | Montedison Spa | Refractories resistant to aggressive melts and treatment for obtaining them |
| US2892763A (en) * | 1957-04-12 | 1959-06-30 | American Potash & Chem Corp | Production of pure elemental silicon |
| US2940911A (en) * | 1959-01-02 | 1960-06-14 | American Potash & Chem Corp | Electrorefining of elemental boron |
| US3030284A (en) * | 1960-11-03 | 1962-04-17 | American Potash & Chem Corp | Electrolytic production of elemental boron |
-
0
- NL NL290209D patent/NL290209A/xx unknown
- NL NL290208D patent/NL290208A/xx unknown
-
1962
- 1962-03-14 US US179725A patent/US3254010A/en not_active Expired - Lifetime
- 1962-03-14 US US179726A patent/US3219561A/en not_active Expired - Lifetime
-
1963
- 1963-03-08 GB GB9362/63A patent/GB989452A/en not_active Expired
- 1963-03-08 GB GB9363/63A patent/GB993192A/en not_active Expired
- 1963-03-12 CH CH314563A patent/CH410441A/fr unknown
- 1963-03-13 CH CH319963A patent/CH409416A/fr unknown
- 1963-03-14 DE DEG37274A patent/DE1213627B/de active Pending
- 1963-03-14 DE DEG37275A patent/DE1217077B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL290208A (enExample) | |
| CH410441A (fr) | 1966-03-31 |
| US3219561A (en) | 1965-11-23 |
| CH409416A (fr) | 1966-03-15 |
| DE1217077B (de) | 1966-05-18 |
| NL290209A (enExample) | |
| US3254010A (en) | 1966-05-31 |
| GB993192A (en) | 1965-05-26 |
| DE1213627B (de) | 1966-03-31 |
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