CH612596A5 - Process for continuous manufacture of preformed single crystals and device for its use - Google Patents

Process for continuous manufacture of preformed single crystals and device for its use

Info

Publication number
CH612596A5
CH612596A5 CH1013876A CH1013876A CH612596A5 CH 612596 A5 CH612596 A5 CH 612596A5 CH 1013876 A CH1013876 A CH 1013876A CH 1013876 A CH1013876 A CH 1013876A CH 612596 A5 CH612596 A5 CH 612596A5
Authority
CH
Switzerland
Prior art keywords
crucible
single crystals
capillary orifice
seed
substance
Prior art date
Application number
CH1013876A
Other languages
English (en)
Inventor
Jean Ricard
Original Assignee
Ugine Kuhlmann
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 FR7524770A external-priority patent/FR2321326A1/fr
Priority claimed from FR7622863A external-priority patent/FR2359639A2/fr
Application filed by Ugine Kuhlmann filed Critical Ugine Kuhlmann
Publication of CH612596A5 publication Critical patent/CH612596A5/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B15/00Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/002Continuous growth
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B15/00Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/08Downward pulling
    • CCHEMISTRY; METALLURGY
    • C30CRYSTAL GROWTH
    • C30BSINGLE-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
    • C30B15/00Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/10Crucibles or containers for supporting the melt

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)
CH1013876A 1975-08-08 1976-08-09 Process for continuous manufacture of preformed single crystals and device for its use CH612596A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7524770A FR2321326A1 (fr) 1975-08-08 1975-08-08 Procede de fabrication en continu de monocristaux preformes
FR7622863A FR2359639A2 (fr) 1976-07-27 1976-07-27 Dispositif pour fabriquer des tubes et des ensembles de petits cylindres monocristallins

Publications (1)

Publication Number Publication Date
CH612596A5 true CH612596A5 (en) 1979-08-15

Family

ID=26219025

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1013876A CH612596A5 (en) 1975-08-08 1976-08-09 Process for continuous manufacture of preformed single crystals and device for its use

Country Status (5)

Country Link
JP (1) JPS5242479A (enExample)
CH (1) CH612596A5 (enExample)
DE (1) DE2635373C2 (enExample)
GB (1) GB1546843A (enExample)
IT (1) IT1069679B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528454A1 (fr) * 1982-06-11 1983-12-16 Criceram Creuset modifie pour la methode de cristallisation par goutte pendante
DE4323793A1 (de) * 1993-07-15 1995-01-19 Wacker Chemitronic Verfahren zur Herstellung von Stäben oder Blöcken aus beim Erstarren sich ausdehnendem Halbleitermaterial durch Kristallisieren einer aus Granulat erzeugten Schmelze sowie Vorrichtung zu seiner Durchführung
ES2105808T3 (es) * 1994-07-08 1997-10-16 Heraeus Electro Nite Int Dispositivo para la medicion de la tension superficial.
DE4423720C1 (de) * 1994-07-08 1996-02-01 Heraeus Electro Nite Int Vorrichtung zur Messung der Oberflächenspannung
TW200510581A (en) * 2003-07-17 2005-03-16 Stella Chemifa Corp Method for producing crystal of fluoride
US7691199B2 (en) 2004-06-18 2010-04-06 Memc Electronic Materials, Inc. Melter assembly and method for charging a crystal forming apparatus with molten source material
JP5195301B2 (ja) * 2008-10-31 2013-05-08 Tdk株式会社 単結晶引下げ装置
JP2021172575A (ja) * 2020-04-30 2021-11-01 Tdk株式会社 坩堝および結晶製造装置
JP2021172796A (ja) * 2020-04-30 2021-11-01 Tdk株式会社 単結晶蛍光体および結晶体の製造方法
CN119927187B (zh) * 2024-12-26 2025-09-26 北京航空航天大学杭州创新研究院 一种热电材料线材的批量制备装置和方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044768B (de) * 1954-03-02 1958-11-27 Siemens Ag Verfahren und Vorrichtung zum Ziehen eines stabfoermigen kristallinen Koerpers, vorzugsweise Halbleiterkoerpers
DE1204837B (de) * 1961-08-21 1965-11-11 Merck & Co Inc Verfahren zur kontinuierlichen Herstellung von Staeben aus thermoelektrischen Werkstoffen
US3249404A (en) * 1963-02-20 1966-05-03 Merck & Co Inc Continuous growth of crystalline materials
US3765843A (en) * 1971-07-01 1973-10-16 Tyco Laboratories Inc Growth of tubular crystalline bodies
US3801309A (en) * 1971-11-08 1974-04-02 Tyco Laboratories Inc Production of eutectic bodies by unidirectional solidification
JPS5113568A (en) * 1974-07-24 1976-02-03 Hitachi Ltd Handotaiketsushono seizohohooyobi seizosochi

Also Published As

Publication number Publication date
DE2635373A1 (de) 1977-04-21
IT1069679B (it) 1985-03-25
JPS546510B2 (enExample) 1979-03-29
GB1546843A (en) 1979-05-31
DE2635373C2 (de) 1982-04-15
JPS5242479A (en) 1977-04-02

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased