DE3581526D1 - Verfahren fuer das wachstum geformter kristallfasern. - Google Patents

Verfahren fuer das wachstum geformter kristallfasern.

Info

Publication number
DE3581526D1
DE3581526D1 DE8585904507T DE3581526T DE3581526D1 DE 3581526 D1 DE3581526 D1 DE 3581526D1 DE 8585904507 T DE8585904507 T DE 8585904507T DE 3581526 T DE3581526 T DE 3581526T DE 3581526 D1 DE3581526 D1 DE 3581526D1
Authority
DE
Germany
Prior art keywords
growth
shaped crystal
crystal fibers
fibers
shaped
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 - Fee Related
Application number
DE8585904507T
Other languages
English (en)
Inventor
C Pastor
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE3581526D1 publication Critical patent/DE3581526D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/20—Controlling or regulating
    • C30B15/22—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal
    • C30B15/24—Stabilisation or shape controlling of the molten zone near the pulled crystal; Controlling the section of the crystal using mechanical means, e.g. shaping guides
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
    • Y10S117/90—Apparatus characterized by composition or treatment thereof, e.g. surface finish, surface coating
    • 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
    • Y10T117/102—Apparatus for forming a platelet shape or a small diameter, elongate, generally cylindrical shape [e.g., whisker, fiber, needle, filament]
    • 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
    • Y10T117/1032—Seed pulling
    • Y10T117/1036—Seed pulling including solid member shaping means other than seed or product [e.g., EDFG die]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
DE8585904507T 1984-07-10 1985-07-08 Verfahren fuer das wachstum geformter kristallfasern. Expired - Fee Related DE3581526D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/628,949 US4605468A (en) 1984-07-10 1984-07-10 Shaped crystal fiber growth method
PCT/US1985/001301 WO1986000653A1 (en) 1984-07-10 1985-07-08 Shaped crustal fiber growth apparatus and method

Publications (1)

Publication Number Publication Date
DE3581526D1 true DE3581526D1 (de) 1991-02-28

Family

ID=24520972

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585904507T Expired - Fee Related DE3581526D1 (de) 1984-07-10 1985-07-08 Verfahren fuer das wachstum geformter kristallfasern.

Country Status (5)

Country Link
US (1) US4605468A (de)
EP (1) EP0188614B1 (de)
JP (1) JPH0672078B2 (de)
DE (1) DE3581526D1 (de)
WO (1) WO1986000653A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4847053A (en) * 1987-05-05 1989-07-11 Hughes Aircraft Company Growth of glass-clad single crystal fibers
AU1827097A (en) * 1996-01-11 1997-08-01 Containerless Research, Inc. Fiber drawing from undercooled molten materials
FR2911150B1 (fr) * 2007-01-10 2010-08-20 Fr De Detecteurs Infrarouges S Dispositif pour realiser la croissance d'un materiau semi-conducteur
US9725821B1 (en) 2014-02-28 2017-08-08 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Cavity pull rod: device to promote single crystal growth from the melt

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1220832B (de) * 1964-09-22 1966-07-14 Siemens Ag Ziehduese zum Ziehen von Halbleiterkristallen aus einer Schmelze
US4264385A (en) * 1974-10-16 1981-04-28 Colin Fisher Growing of crystals
US4167554A (en) * 1974-10-16 1979-09-11 Metals Research Limited Crystallization apparatus having floating die member with tapered aperture
GB1524521A (en) * 1974-10-16 1978-09-13 Metals Research Ltd Growing of crystals
GB1487587A (en) * 1974-12-04 1977-10-05 Metals Res Ltd Crystal growth
JPS5527040A (en) * 1978-08-16 1980-02-26 Nakatani Shoko Kk Medical or lotion water generator

Also Published As

Publication number Publication date
EP0188614A1 (de) 1986-07-30
EP0188614B1 (de) 1991-01-23
JPS61502679A (ja) 1986-11-20
WO1986000653A1 (en) 1986-01-30
US4605468A (en) 1986-08-12
JPH0672078B2 (ja) 1994-09-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee