BE807674R - MELTING PROCESS BY ZONE WITHOUT CRUCIBLE OF A SEMICONDUCTOR BAR - Google Patents

MELTING PROCESS BY ZONE WITHOUT CRUCIBLE OF A SEMICONDUCTOR BAR

Info

Publication number
BE807674R
BE807674R BE138054A BE138054A BE807674R BE 807674 R BE807674 R BE 807674R BE 138054 A BE138054 A BE 138054A BE 138054 A BE138054 A BE 138054A BE 807674 R BE807674 R BE 807674R
Authority
BE
Belgium
Prior art keywords
crucible
zone
melting process
semiconductor bar
semiconductor
Prior art date
Application number
BE138054A
Other languages
French (fr)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of BE807674R publication Critical patent/BE807674R/en

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
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/28—Controlling or regulating
    • C30B13/30—Stabilisation or shape controlling of the molten zone, e.g. by concentrators, by electromagnetic fields; Controlling the section of the crystal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • General Induction Heating (AREA)
BE138054A 1973-06-28 1973-11-22 MELTING PROCESS BY ZONE WITHOUT CRUCIBLE OF A SEMICONDUCTOR BAR BE807674R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732332968 DE2332968C3 (en) 1973-06-28 1973-06-28 Device for controlling the diameter of a semiconductor rod

Publications (1)

Publication Number Publication Date
BE807674R true BE807674R (en) 1974-03-15

Family

ID=5885367

Family Applications (1)

Application Number Title Priority Date Filing Date
BE138054A BE807674R (en) 1973-06-28 1973-11-22 MELTING PROCESS BY ZONE WITHOUT CRUCIBLE OF A SEMICONDUCTOR BAR

Country Status (4)

Country Link
JP (1) JPS5321728B2 (en)
BE (1) BE807674R (en)
DE (1) DE2332968C3 (en)
NL (1) NL7314687A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2529329C3 (en) * 1975-07-01 1982-06-16 Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen Process for crucible zone melting
JPS55126416U (en) * 1979-02-28 1980-09-06
JPS56100968A (en) * 1980-01-12 1981-08-13 Kohkoku Chem Ind Heat insulation executing method for floor
JPS56148413U (en) * 1980-04-05 1981-11-07
JPH0651599B2 (en) * 1987-12-05 1994-07-06 信越半導体株式会社 Floating band control method
JP2517550Y2 (en) * 1989-12-28 1996-11-20 神鋼電機株式会社 Power supply control device for melting furnace

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE631568A (en) * 1962-04-27
DE2113720C3 (en) * 1971-03-22 1980-09-11 Siemens Ag, 1000 Berlin Und 8000 Muenchen Process for diameter control in crucible-free zone melting of semiconductor rods

Also Published As

Publication number Publication date
DE2332968C3 (en) 1981-12-10
JPS5038147A (en) 1975-04-09
DE2332968A1 (en) 1975-01-16
JPS5321728B2 (en) 1978-07-04
DE2332968B2 (en) 1981-03-12
NL7314687A (en) 1974-12-31

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