DE1213627B - Verfahren zur Raffination von unreinem Silicium und Germanium durch Schmelzflusselektrolyse - Google Patents

Verfahren zur Raffination von unreinem Silicium und Germanium durch Schmelzflusselektrolyse

Info

Publication number
DE1213627B
DE1213627B DEG37274A DEG0037274A DE1213627B DE 1213627 B DE1213627 B DE 1213627B DE G37274 A DEG37274 A DE G37274A DE G0037274 A DEG0037274 A DE G0037274A DE 1213627 B DE1213627 B DE 1213627B
Authority
DE
Germany
Prior art keywords
silicon
anode
germanium
electrolyte
temperature
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.)
Pending
Application number
DEG37274A
Other languages
German (de)
English (en)
Inventor
Robert Monnier
Dlawar Barakat
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GEN TRUSTEE Co Inc
General Trustee Co Inc
Original Assignee
GEN TRUSTEE Co Inc
General Trustee Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by GEN TRUSTEE Co Inc, General Trustee Co Inc filed Critical GEN TRUSTEE Co Inc
Publication of DE1213627B publication Critical patent/DE1213627B/de
Pending legal-status Critical Current

Links

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)
DEG37274A 1962-03-14 1963-03-14 Verfahren zur Raffination von unreinem Silicium und Germanium durch Schmelzflusselektrolyse Pending DE1213627B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US179726A US3219561A (en) 1962-03-14 1962-03-14 Dual cell refining of silicon and germanium
US179725A US3254010A (en) 1962-03-14 1962-03-14 Refining of silicon and germanium

Publications (1)

Publication Number Publication Date
DE1213627B true DE1213627B (de) 1966-03-31

Family

ID=26875592

Family Applications (2)

Application Number Title Priority Date Filing Date
DEG37274A Pending DE1213627B (de) 1962-03-14 1963-03-14 Verfahren zur Raffination von unreinem Silicium und Germanium durch Schmelzflusselektrolyse
DEG37275A Pending DE1217077B (de) 1962-03-14 1963-03-14 Verfahren und Vorrichtung zur Herstellung von Silicium oder Germanium hoher Reinheit durch Schmelzflusselektrolyse

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEG37275A Pending DE1217077B (de) 1962-03-14 1963-03-14 Verfahren und Vorrichtung zur Herstellung von Silicium oder Germanium hoher Reinheit durch Schmelzflusselektrolyse

Country Status (5)

Country Link
US (2) US3254010A (enExample)
CH (2) CH410441A (enExample)
DE (2) DE1213627B (enExample)
GB (2) GB993192A (enExample)
NL (2) NL290209A (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
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
JP5183498B2 (ja) * 2006-03-10 2013-04-17 エルケム アクシエセルスカプ ケイ素の電解製造及び精練方法
WO2008156372A2 (en) 2007-06-18 2008-12-24 Rec Scanwafer As Method for recovering elemental silicon from cutting remains
US8460535B2 (en) * 2009-04-30 2013-06-11 Infinium, Inc. Primary production of elements
DE112010004425T5 (de) 2009-05-26 2012-11-29 Sumitomo Chemical Co., Ltd. Verfahren zur Herstellung von gereinigtem Metall oder Halbmetall
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
CN115305568A (zh) * 2021-05-08 2022-11-08 中南大学 一种多晶硅的冶炼方法
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

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
GB989452A (en) 1965-04-22
NL290208A (enExample)
DE1217077B (de) 1966-05-18
CH409416A (fr) 1966-03-15
US3254010A (en) 1966-05-31
NL290209A (enExample)
US3219561A (en) 1965-11-23
GB993192A (en) 1965-05-26
CH410441A (fr) 1966-03-31

Similar Documents

Publication Publication Date Title
US2861030A (en) Electrolytic production of multivalent metals from refractory oxides
DE975587C (de) Verfahren und Anordnung zur Herstellung von Titan in einer Elektrolysezelle
DE2945070A1 (de) Semikontinuierliches verfahren zur herstellung von reinem silicium
DE112010004425T5 (de) Verfahren zur Herstellung von gereinigtem Metall oder Halbmetall
DE1217077B (de) Verfahren und Vorrichtung zur Herstellung von Silicium oder Germanium hoher Reinheit durch Schmelzflusselektrolyse
DE600555C (de) Verfahren zum elektrolytischen Raffinieren von Aluminium
AT242965B (de) Verfahren zur Raffination unreinen Siliziums bzw. Germaniums
DE1558417C3 (de) Verfahren zur Gewinnung von Molybdän und Wolfram und ihrer Legierungen über die Amalgame
CH493637A (de) Verfahren zur Herstellung von Aluminium oder Aluminium-Legierungen
DE1483347A1 (de) Verfahren zum elektrolytischen Abscheiden von Metallen
DE816902C (de) Verfahren zur elektrolytischen Raffination von Aluminium
DE533374C (de) Verfahren zur elektrolytischen Gewinnung von reinem Aluminium aus Legierungen des Aluminiums mit weniger elektropositiven Komponenten
DE74959C (de) Verfahren und Vorrichtung zur elektrolytischen Darstellung von Mangan
DE766062C (de) Verfahren und Vorrichtung zur Laeuterung von Aluminium
AT213078B (de) Verfahren zur kontinuierlichen Erzeugung von Reintantal
DE1533460C (de) Verfahren zur Herstellung von reinem Mangan
DE186182C (enExample)
AT235031B (de) Verfahren zum Feinreinigen von Metallen der III. Hauptgruppe des Periodischen Systems
DE649128C (de) Verfahren zur elektrolytischen Herstellung von Legierungen der Erdalkalimetalle mit Schwermetallen
DE666090C (de) Verfahren zur Zugabe von Elektrolyt zu nach dem Dreischichtenverfahren arbeitenden Aluminiumraffinationsoefen
DE2063307C3 (de) Verfahren zur Herstellung von Antimon hohen Reinheitsgrades aus Antimontrioxid
DE4004575C2 (enExample)
DE3022597C2 (de) Verfahren zur Herstellung von Reinstindium
DE884060C (de) Verfahren zur Herstellung von Barium-Cer-Legierungen
DE1139985B (de) Verfahren zur kontinuierlichen Herstellung von reinem, duktilem Titan durch Schmelzflusselektrolyse