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BR8003247A - PROCESS FOR PROVISION OF A BED OF PURIFIED SILICON CRYSTALS - Google Patents

PROCESS FOR PROVISION OF A BED OF PURIFIED SILICON CRYSTALS

Info

Publication number
BR8003247A
BR8003247A BR8003247A BR8003247A BR8003247A BR 8003247 A BR8003247 A BR 8003247A BR 8003247 A BR8003247 A BR 8003247A BR 8003247 A BR8003247 A BR 8003247A BR 8003247 A BR8003247 A BR 8003247A
Authority
BR
Brazil
Prior art keywords
provision
bed
silicon crystals
purified silicon
purified
Prior art date
Application number
BR8003247A
Other languages
Portuguese (pt)
Inventor
R Dawless
Original Assignee
Aluminum Co Of America
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
Priority claimed from US06/042,016 external-priority patent/US4246249A/en
Priority claimed from US06/041,892 external-priority patent/US4256717A/en
Application filed by Aluminum Co Of America filed Critical Aluminum Co Of America
Publication of BR8003247A publication Critical patent/BR8003247A/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Manufacture And Refinement Of Metals (AREA)
BR8003247A 1979-05-24 1980-05-23 PROCESS FOR PROVISION OF A BED OF PURIFIED SILICON CRYSTALS BR8003247A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US4201779A 1979-05-24 1979-05-24
US06/042,016 US4246249A (en) 1979-05-24 1979-05-24 Silicon purification process
US06/041,892 US4256717A (en) 1979-05-24 1979-05-24 Silicon purification method

Publications (1)

Publication Number Publication Date
BR8003247A true BR8003247A (en) 1980-12-30

Family

ID=27366012

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8003247A BR8003247A (en) 1979-05-24 1980-05-23 PROCESS FOR PROVISION OF A BED OF PURIFIED SILICON CRYSTALS

Country Status (8)

Country Link
AU (1) AU531384B2 (en)
BR (1) BR8003247A (en)
DE (1) DE3019875C2 (en)
FR (1) FR2457254A1 (en)
GB (1) GB2052461B (en)
MX (1) MX154222A (en)
NO (1) NO153846C (en)
SE (1) SE448164B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3150539A1 (en) * 1981-12-21 1983-06-30 Siemens AG, 1000 Berlin und 8000 München Process for producing silicon which can be used for semiconductor components, in particular for solar cells
CN101868422B (en) * 2007-09-13 2013-10-09 费罗索勒硅业公司 Process for producing medium and high purity silicon from metallurgical grade silicon
CN104313679A (en) 2007-10-03 2015-01-28 希里科材料公司 Method for processing silicon powder to obtain silicon crystals
NO329987B1 (en) 2009-02-26 2011-01-31 Harsharn Tathgar Semi-Continuous Process for Formation, Separation and Melting of Large, Clean Silicon Crystals

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471899A (en) * 1940-07-08 1949-05-31 Spolek Method of separating constituents of alloys by fractional crystallization

Also Published As

Publication number Publication date
FR2457254B1 (en) 1981-12-04
AU531384B2 (en) 1983-08-18
GB2052461B (en) 1983-04-07
DE3019875A1 (en) 1980-11-27
NO153846C (en) 1986-06-04
SE8003840L (en) 1980-11-25
MX154222A (en) 1987-06-19
GB2052461A (en) 1981-01-28
NO801559L (en) 1980-11-25
FR2457254A1 (en) 1980-12-19
AU5876880A (en) 1980-11-27
SE448164B (en) 1987-01-26
DE3019875C2 (en) 1986-01-02
NO153846B (en) 1986-02-24

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