GB2207062B - Reducing heat losses and thermal strain during zone refining - Google Patents

Reducing heat losses and thermal strain during zone refining

Info

Publication number
GB2207062B
GB2207062B GB8717053A GB8717053A GB2207062B GB 2207062 B GB2207062 B GB 2207062B GB 8717053 A GB8717053 A GB 8717053A GB 8717053 A GB8717053 A GB 8717053A GB 2207062 B GB2207062 B GB 2207062B
Authority
GB
United Kingdom
Prior art keywords
heat losses
thermal strain
reducing heat
strain during
zone refining
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 - Lifetime
Application number
GB8717053A
Other versions
GB8717053D0 (en
GB2207062A (en
Inventor
David Ainsworth Hukin
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.)
CRYSTALOX Ltd
Elkem ASA
Original Assignee
CRYSTALOX Ltd
Elkem ASA
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 CRYSTALOX Ltd, Elkem ASA filed Critical CRYSTALOX Ltd
Priority to GB8717053A priority Critical patent/GB2207062B/en
Publication of GB8717053D0 publication Critical patent/GB8717053D0/en
Publication of GB2207062A publication Critical patent/GB2207062A/en
Application granted granted Critical
Publication of GB2207062B publication Critical patent/GB2207062B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/002—Crucibles or containers for supporting the melt
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/14—Crucibles or vessels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Silicon Compounds (AREA)
GB8717053A 1987-07-20 1987-07-20 Reducing heat losses and thermal strain during zone refining Expired - Lifetime GB2207062B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8717053A GB2207062B (en) 1987-07-20 1987-07-20 Reducing heat losses and thermal strain during zone refining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8717053A GB2207062B (en) 1987-07-20 1987-07-20 Reducing heat losses and thermal strain during zone refining

Publications (3)

Publication Number Publication Date
GB8717053D0 GB8717053D0 (en) 1987-08-26
GB2207062A GB2207062A (en) 1989-01-25
GB2207062B true GB2207062B (en) 1991-05-08

Family

ID=10620945

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8717053A Expired - Lifetime GB2207062B (en) 1987-07-20 1987-07-20 Reducing heat losses and thermal strain during zone refining

Country Status (1)

Country Link
GB (1) GB2207062B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9580327B2 (en) 2014-02-11 2017-02-28 Rec Silicon Inc Method and apparatus for consolidation of granular silicon and measuring non-metals content

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3520957B2 (en) * 1997-06-23 2004-04-19 シャープ株式会社 Method and apparatus for manufacturing polycrystalline semiconductor ingot

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB932504A (en) * 1960-04-11 1963-07-31 Clevite Corp Method and apparatus for growing single crystals

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB932504A (en) * 1960-04-11 1963-07-31 Clevite Corp Method and apparatus for growing single crystals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9580327B2 (en) 2014-02-11 2017-02-28 Rec Silicon Inc Method and apparatus for consolidation of granular silicon and measuring non-metals content

Also Published As

Publication number Publication date
GB8717053D0 (en) 1987-08-26
GB2207062A (en) 1989-01-25

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920720