MX154222A - IMPROVED PROCEDURE FOR PURIFICATION OF SILICON CRYSTALS - Google Patents

IMPROVED PROCEDURE FOR PURIFICATION OF SILICON CRYSTALS

Info

Publication number
MX154222A
MX154222A MX182482A MX18248280A MX154222A MX 154222 A MX154222 A MX 154222A MX 182482 A MX182482 A MX 182482A MX 18248280 A MX18248280 A MX 18248280A MX 154222 A MX154222 A MX 154222A
Authority
MX
Mexico
Prior art keywords
purification
silicon crystals
improved procedure
procedure
improved
Prior art date
Application number
MX182482A
Other languages
Spanish (es)
Inventor
Robert Kimball 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 US06/041,892 external-priority patent/US4256717A/en
Priority claimed from US06/042,016 external-priority patent/US4246249A/en
Application filed by Aluminum Co Of America filed Critical Aluminum Co Of America
Publication of MX154222A publication Critical patent/MX154222A/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)
  • Manufacture And Refinement Of Metals (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
MX182482A 1979-05-24 1980-05-23 IMPROVED PROCEDURE FOR PURIFICATION OF SILICON CRYSTALS MX154222A (en)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
MX154222A true MX154222A (en) 1987-06-19

Family

ID=27366012

Family Applications (1)

Application Number Title Priority Date Filing Date
MX182482A MX154222A (en) 1979-05-24 1980-05-23 IMPROVED PROCEDURE FOR PURIFICATION OF 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
UA97691C2 (en) * 2007-09-13 2012-03-12 Силисиум Беканкур Инк. Process for preparation of high purity solid polycrystalline silicon
CN101855391B (en) * 2007-10-03 2014-10-29 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
BR8003247A (en) 1980-12-30
NO801559L (en) 1980-11-25
FR2457254B1 (en) 1981-12-04
NO153846C (en) 1986-06-04
SE448164B (en) 1987-01-26
SE8003840L (en) 1980-11-25
AU531384B2 (en) 1983-08-18
GB2052461A (en) 1981-01-28
FR2457254A1 (en) 1980-12-19
DE3019875C2 (en) 1986-01-02
NO153846B (en) 1986-02-24
AU5876880A (en) 1980-11-27
GB2052461B (en) 1983-04-07
DE3019875A1 (en) 1980-11-27

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