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CH375527A - Device for crucible-free zone melting - Google Patents

Device for crucible-free zone melting

Info

Publication number
CH375527A
CH375527A CH7607759A CH7607759A CH375527A CH 375527 A CH375527 A CH 375527A CH 7607759 A CH7607759 A CH 7607759A CH 7607759 A CH7607759 A CH 7607759A CH 375527 A CH375527 A CH 375527A
Authority
CH
Switzerland
Prior art keywords
crucible
free zone
zone melting
melting
free
Prior art date
Application number
CH7607759A
Other languages
German (de)
Inventor
Reimer Dipl Phys Emeis
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
Publication of CH375527A publication Critical patent/CH375527A/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10T117/10—Apparatus
    • Y10T117/1024—Apparatus for crystallization from liquid or supercritical state
    • Y10T117/1076—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
CH7607759A 1958-07-30 1959-07-22 Device for crucible-free zone melting CH375527A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES59210A DE1151669B (en) 1958-07-30 1958-07-30 Device for crucible-free zone melting of semiconductor rods

Publications (1)

Publication Number Publication Date
CH375527A true CH375527A (en) 1964-02-29

Family

ID=7493118

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7607759A CH375527A (en) 1958-07-30 1959-07-22 Device for crucible-free zone melting

Country Status (7)

Country Link
US (1) US3189415A (en)
BE (1) BE581195A (en)
CH (1) CH375527A (en)
DE (1) DE1151669B (en)
FR (1) FR1231481A (en)
GB (1) GB917635A (en)
NL (1) NL240421A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1519902C3 (en) * 1966-09-24 1975-07-10 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for crucible-free zone melting of a crystalline rod, in particular a semiconductor rod
DE1619995A1 (en) * 1967-03-11 1971-07-01 Siemens Ag Method for removing carbon impurities in a silicon body and device for carrying out this method
GB1179545A (en) * 1968-01-16 1970-01-28 Siemens Ag Apparatus for Melting a Rod of Crystalline Material Zone-by-Zone
JPS535867B2 (en) * 1973-03-08 1978-03-02
DE2322969C3 (en) * 1973-05-07 1980-10-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for holding the rod ends during crucible-free zone melting
US3989468A (en) * 1973-11-22 1976-11-02 Siemens Aktiengesellschaft Apparatus for crucible-free zone melting of semiconductor crystal rods
USRE29824E (en) * 1973-11-22 1978-11-07 Siemens Aktiengesellschaft Apparatus for crucible-free zone melting of semiconductor crystal rods
DE2358300C3 (en) * 1973-11-22 1978-07-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Device for holding a semiconductor crystal rod vertically during crucible-free zone melting
BE811057A (en) * 1974-02-15 1974-08-16 Elphiac Sa UNIVERSAL MACHINE FOR THE PREPARATION OF SINGLE CRYSTALS FROM SEMICONDUCTOR MATERIALS OR OTHERS FOLLOWING CLASSIC METHODS.
US4186173A (en) * 1975-04-11 1980-01-29 Leybold-Heraeus Gmbh & Co. Kg Apparatus for producing monocrystals
US4078897A (en) * 1975-04-11 1978-03-14 Leybold-Heraeus Gmbh & Co. Kg Apparatus for producing monocrystals

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE502018A (en) * 1950-03-22
NL89230C (en) * 1952-12-17 1900-01-01
DE1061527B (en) * 1953-02-14 1959-07-16 Siemens Ag Process for zone-wise remelting of rods and other elongated workpieces
US2972525A (en) * 1953-02-26 1961-02-21 Siemens Ag Crucible-free zone melting method and apparatus for producing and processing a rod-shaped body of crystalline substance, particularly semiconductor substance
US2792317A (en) * 1954-01-28 1957-05-14 Westinghouse Electric Corp Method of producing multiple p-n junctions
US2902350A (en) * 1954-12-21 1959-09-01 Rca Corp Method for single crystal growth
US2809905A (en) * 1955-12-20 1957-10-15 Nat Res Dev Melting and refining metals
US2870309A (en) * 1957-06-11 1959-01-20 Emil R Capita Zone purification device
DE1076623B (en) * 1957-11-15 1960-03-03 Siemens Ag Device for crucible-free zone drawing of rod-shaped semiconductor material

Also Published As

Publication number Publication date
BE581195A (en)
DE1151669B (en) 1963-07-18
US3189415A (en) 1965-06-15
NL240421A (en)
FR1231481A (en) 1960-09-29
GB917635A (en) 1963-02-06

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