FR2021902A1 - - Google Patents

Info

Publication number
FR2021902A1
FR2021902A1 FR6936915A FR6936915A FR2021902A1 FR 2021902 A1 FR2021902 A1 FR 2021902A1 FR 6936915 A FR6936915 A FR 6936915A FR 6936915 A FR6936915 A FR 6936915A FR 2021902 A1 FR2021902 A1 FR 2021902A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6936915A
Other languages
French (fr)
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.)
Siemens Corp
Original Assignee
Siemens Corp
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 Corp filed Critical Siemens Corp
Publication of FR2021902A1 publication Critical patent/FR2021902A1/fr
Withdrawn legal-status Critical Current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
    • C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
    • C30B13/16—Heating of the molten zone
    • C30B13/20—Heating of the molten zone by induction, e.g. hot wire technique
    • 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
    • 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
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/60—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape characterised by shape

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • Silicon Compounds (AREA)
FR6936915A 1968-10-30 1969-10-28 Withdrawn FR2021902A1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681805971 DE1805971A1 (de) 1968-10-30 1968-10-30 Verfahren zum Veraendern der kristallinen Struktur eines rohrfoermigen Ausgangskristall und/oder zum Veraendern der Konzentration eines in dem rohrfoermigen Ausgangskristall enthaltenen Fremdstoffes

Publications (1)

Publication Number Publication Date
FR2021902A1 true FR2021902A1 (enrdf_load_stackoverflow) 1970-07-24

Family

ID=5711899

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6936915A Withdrawn FR2021902A1 (enrdf_load_stackoverflow) 1968-10-30 1969-10-28

Country Status (7)

Country Link
JP (2) JPS5324362B1 (enrdf_load_stackoverflow)
AT (1) AT293341B (enrdf_load_stackoverflow)
CA (1) CA918547A (enrdf_load_stackoverflow)
DE (1) DE1805971A1 (enrdf_load_stackoverflow)
FR (1) FR2021902A1 (enrdf_load_stackoverflow)
GB (1) GB1239515A (enrdf_load_stackoverflow)
NL (1) NL6915612A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE1805971B2 (enrdf_load_stackoverflow) 1970-11-19
AT293341B (de) 1971-10-11
JPS5324362B1 (enrdf_load_stackoverflow) 1978-07-20
JPS5117483B1 (enrdf_load_stackoverflow) 1976-06-02
GB1239515A (enrdf_load_stackoverflow) 1971-07-14
DE1805971A1 (de) 1970-08-20
CA918547A (en) 1973-01-09
NL6915612A (enrdf_load_stackoverflow) 1970-05-04

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Legal Events

Date Code Title Description
ST Notification of lapse