SE426231B - Satsvis forfarande for framstellning av kristallin kisel med en jernhalt som er mindre en 1/20 av jernhalten i moderluten - Google Patents

Satsvis forfarande for framstellning av kristallin kisel med en jernhalt som er mindre en 1/20 av jernhalten i moderluten

Info

Publication number
SE426231B
SE426231B SE7707100A SE7707100A SE426231B SE 426231 B SE426231 B SE 426231B SE 7707100 A SE7707100 A SE 7707100A SE 7707100 A SE7707100 A SE 7707100A SE 426231 B SE426231 B SE 426231B
Authority
SE
Sweden
Prior art keywords
iron content
crystallin
lut
mother
silicone
Prior art date
Application number
SE7707100A
Other languages
English (en)
Swedish (sv)
Other versions
SE7707100L (sv
Inventor
N H Keyser
J C Cline
Original Assignee
Interlake 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 Interlake Inc filed Critical Interlake Inc
Publication of SE7707100L publication Critical patent/SE7707100L/
Publication of SE426231B publication Critical patent/SE426231B/xx

Links

Classifications

    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49988—Metal casting
    • Y10T29/49989—Followed by cutting or removing material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
SE7707100A 1976-06-21 1977-06-20 Satsvis forfarande for framstellning av kristallin kisel med en jernhalt som er mindre en 1/20 av jernhalten i moderluten SE426231B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/697,865 US4094731A (en) 1976-06-21 1976-06-21 Method of purifying silicon

Publications (2)

Publication Number Publication Date
SE7707100L SE7707100L (sv) 1977-12-22
SE426231B true SE426231B (sv) 1982-12-20

Family

ID=24802907

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7707100A SE426231B (sv) 1976-06-21 1977-06-20 Satsvis forfarande for framstellning av kristallin kisel med en jernhalt som er mindre en 1/20 av jernhalten i moderluten

Country Status (15)

Country Link
US (1) US4094731A (it)
JP (1) JPS6028761B2 (it)
BR (1) BR7703980A (it)
CA (1) CA1076461A (it)
CH (1) CH621316A5 (it)
DE (1) DE2728158A1 (it)
ES (1) ES459971A1 (it)
FR (1) FR2355776A1 (it)
GB (1) GB1528897A (it)
IT (1) IT1079704B (it)
NO (1) NO151082C (it)
PT (1) PT66685B (it)
SE (1) SE426231B (it)
YU (1) YU39805B (it)
ZA (1) ZA773397B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4312848A (en) * 1979-05-24 1982-01-26 Aluminum Company Of America Boron removal in silicon purification
US4312847A (en) * 1979-05-24 1982-01-26 Aluminum Company Of America Silicon purification system
US4246249A (en) * 1979-05-24 1981-01-20 Aluminum Company Of America Silicon purification process
DE3332447A1 (de) * 1983-09-08 1985-03-21 Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen Verfahren zur befreiung von siliciumbruchstuecken von verunreinigungen
JPS6193614A (ja) * 1984-10-15 1986-05-12 Nec Corp 半導体単結晶基板
US4761202A (en) * 1986-05-30 1988-08-02 U.S. Philips Corporation Process for crystal growth of KTiOPO4 from solution
WO1990003952A1 (en) * 1988-10-07 1990-04-19 Crystal Systems, Inc. Method of growing silicon ingots using a rotating melt
JP3823160B2 (ja) * 1997-04-03 2006-09-20 野村マイクロ・サイエンス株式会社 半導体基板内部の洗浄方法
CN103030148B (zh) * 2006-04-04 2015-02-25 太阳能原材料公司 纯化硅的方法
CA2694806A1 (en) * 2007-07-23 2009-01-29 6N Silicon Inc. Use of acid washing to provide purified silicon crystals
AU2008299523A1 (en) * 2007-09-13 2009-03-19 Silicium Becancour Inc. Process for the production of medium and high purity silicon from metallurgical grade silicon
WO2009043167A1 (en) 2007-10-03 2009-04-09 6N Silicon Inc. Method for processing silicon powder to obtain silicon crystals
JP4748187B2 (ja) * 2007-12-27 2011-08-17 国立大学法人東北大学 Ｓｉ結晶インゴットの製造方法
US8545624B2 (en) * 2008-06-20 2013-10-01 Varian Semiconductor Equipment Associates, Inc. Method for continuous formation of a purified sheet from a melt
US9567691B2 (en) * 2008-06-20 2017-02-14 Varian Semiconductor Equipment Associates, Inc. Melt purification and delivery system
US8329133B2 (en) * 2008-11-03 2012-12-11 Gt Crystal Systems, Llc Method and apparatus for refining metallurgical grade silicon to produce solar grade silicon
US8460629B2 (en) * 2008-12-01 2013-06-11 Inductotherm Corp. Purification of materials non-electrically conductive in the solid state and electrically conductive in the molten state with electric induction power
US8562932B2 (en) 2009-08-21 2013-10-22 Silicor Materials Inc. Method of purifying silicon utilizing cascading process
CN102639439B (zh) * 2009-12-01 2014-05-07 道康宁公司 旋转铸造工艺
EP4082966A1 (en) 2021-04-26 2022-11-02 Ferroglobe Innovation, S.L. Method for obtaining purified silicon metal

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1386227A (en) * 1919-09-26 1921-08-02 Electro Metallurg Co Process of refining crude electric-furnace silicon
US2087347A (en) * 1934-12-21 1937-07-20 United States Steel Corp Method of solidifying molten metals
US2402662A (en) * 1941-05-27 1946-06-25 Bell Telephone Labor Inc Light-sensitive electric device
US2872299A (en) * 1954-11-30 1959-02-03 Rca Corp Preparation of reactive materials in a molten non-reactive lined crucible
FR1194484A (fr) * 1958-01-24 1959-11-10 Electro Chimie Soc D Procédé d'obtention de silicium pur par cristallisation fractionnée
DE1219903B (de) * 1964-04-16 1966-06-30 Bayer Ag Vorrichtung zur kontinuierlichen Trennung von Stoffgemischen durch fraktionierte Kristallisation
US3249425A (en) * 1964-08-17 1966-05-03 Joseph R Mares Process for freeze-refining a metal
US3543531A (en) * 1967-05-08 1970-12-01 Clyde C Adams Freeze refining apparatus
US3536123A (en) * 1968-05-14 1970-10-27 Izumi Automotive Ind Co Method of making internal combustion engine cylinder made of an aluminum alloy enriched with a wear-resistant component on the inside surface
US3871872A (en) * 1973-05-30 1975-03-18 Union Carbide Corp Method for promoting metallurgical reactions in molten metal

Also Published As

Publication number Publication date
YU39805B (en) 1985-04-30
NO151082C (no) 1985-02-13
US4094731A (en) 1978-06-13
NO772176L (no) 1977-12-22
ZA773397B (en) 1978-04-26
DE2728158C2 (it) 1987-07-16
PT66685B (en) 1978-11-17
GB1528897A (en) 1978-10-18
JPS6028761B2 (ja) 1985-07-06
YU146877A (en) 1982-08-31
CH621316A5 (it) 1981-01-30
CA1076461A (en) 1980-04-29
NO151082B (no) 1984-10-29
SE7707100L (sv) 1977-12-22
PT66685A (en) 1977-07-01
FR2355776B1 (it) 1984-03-30
ES459971A1 (es) 1978-05-01
FR2355776A1 (fr) 1978-01-20
JPS5319922A (en) 1978-02-23
IT1079704B (it) 1985-05-13
BR7703980A (pt) 1978-04-11
DE2728158A1 (de) 1977-12-29

Similar Documents

Publication Publication Date Title
SE426231B (sv) Satsvis forfarande for framstellning av kristallin kisel med en jernhalt som er mindre en 1/20 av jernhalten i moderluten
JPS5269959A (en) Composition and production method of silicone elastomer vulcanizable at room temperature
JPS52132064A (en) Silicone rubber composition and its production method
JPS5252185A (en) Pullluppgrowth of silicone crystals
JPS51149260A (en) Production of delta 9 *11* 5 alphaa200ketosterod
JPS52113959A (en) Production of aryll33 oxazolidinone
JPS52140561A (en) Silicone rubber composition and its production method
JPS5298051A (en) Silicone compound and its production method
IL47443A (en) Process for the manufacture of insulin analogs and derivatives thereof
SE414949B (sv) Forfarande for framstellning av elektromagnetkiselstal med kub-pa-kantorientering
GB1552718A (en) Process for the production of benzoyl caanide
SE434263B (sv) Forfarande for framstellning av kloretylnitrosokarbamider med antitumorverkan
GB1538651A (en) Process for the production of 2-mercaptopyridine-1-oxides and salts thereof
AU1815376A (en) Interconnecting conveyors one of which is screw type
JPS5291855A (en) Production of *2*22 disubstituted vynyl** gammaabutyrolactone*
JPS5316076A (en) Method of producing screw
GB1520727A (en) Process for the production of benzoyl cyanide
JPS5246004A (en) Method of substitution of 1*1*11trihalomethane with fluorine
SE414948B (sv) Forfarande for framstellning av elektromagnetkiselstal med kub-pa-kantorientering
AU2169677A (en) Medicament to be taken orally for regulating the circulation of blood
JPS5346987A (en) Production of n 11*2** furanidyl**55fluorouracil
JPS539773A (en) Production of 16*177imino* 5*100podocarpann8*11*13 trien derivatives
JPS525990A (en) Process and device to fix a chandelier arm
JPS525872A (en) Method of treatment of casein plastics
JPS52128811A (en) Process for production of nut and other similar parts

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 7707100-9

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 7707100-9

Format of ref document f/p: F