FR1563415A - - Google Patents

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Publication number
FR1563415A
FR1563415A FR1563415DA FR1563415A FR 1563415 A FR1563415 A FR 1563415A FR 1563415D A FR1563415D A FR 1563415DA FR 1563415 A FR1563415 A FR 1563415A
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.)
Expired
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1563415A publication Critical patent/FR1563415A/fr
Expired 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
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/04—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt
    • C30B11/08—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method adding crystallising materials or reactants forming it in situ to the melt every component of the crystal composition being added during the crystallisation
    • C30B11/12—Vaporous components, e.g. vapour-liquid-solid-growth
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/956—Silicon carbide
    • C01B32/963—Preparation from compounds containing silicon
    • C01B32/984—Preparation from elemental silicon
    • 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
    • C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
    • C30B25/005—Growth of whiskers or needles
    • 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
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/36—Carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • 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
    • Y10S117/906—Special atmosphere other than vacuum or inert
    • 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]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR1563415D 1967-05-08 1968-05-07 Expired FR1563415A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21197/67A GB1242051A (en) 1967-05-08 1967-05-08 Improvements in the manufacture of silicon carbide

Publications (1)

Publication Number Publication Date
FR1563415A true FR1563415A (OSRAM) 1969-04-11

Family

ID=10158827

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1563415D Expired FR1563415A (OSRAM) 1967-05-08 1968-05-07

Country Status (5)

Country Link
US (1) US3758672A (OSRAM)
DE (1) DE1769322A1 (OSRAM)
FR (1) FR1563415A (OSRAM)
GB (1) GB1242051A (OSRAM)
NL (1) NL6806442A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933984A (en) * 1970-03-27 1976-01-20 Kanegafuchi Spinning Co Ltd Process of manufacturing whisker crystalline silicon carbide
FR2716208A1 (fr) * 1994-02-17 1995-08-18 Aerospatiale Procédé de production de trichites ou wiskers fibreux, longs de carbure de silicium.
WO1998027251A1 (en) * 1996-12-18 1998-06-25 Northrop Grumman Corporation Apparatus for growing silicon carbide crystals

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956193A (en) * 1971-12-16 1976-05-11 United Kingdom Atomic Energy Authority Conductivity of silicon nitride
US4860015A (en) * 1972-08-29 1989-08-22 The United States Of America As Represented By The Secretary Of The Air Force Delay line null command generator test set for sarcalm
JPS5850929B2 (ja) * 1978-03-10 1983-11-14 株式会社東芝 炭化ケイ素粉末の製造方法
US4249700A (en) * 1979-07-02 1981-02-10 Exxon Research & Engineering Co. Recovery of silicon carbide whiskers from coked, converted rice hulls by liquid-liquid separation
JPS5610921A (en) * 1979-07-09 1981-02-03 Toshiba Ceramics Co Ltd Material for equipment for manufacturing semiconductor and its treating furnace
US4256571A (en) * 1979-10-09 1981-03-17 Silag, Inc. Recovery of silicon carbide whiskers from coked, converted rice hulls by selective flocculation-liquid extraction
EP0434667B1 (en) * 1985-04-04 1996-07-03 Nippon Steel Corporation Processes for producing silicon carbide particles and sinter
CA1275088A (en) * 1985-12-30 1990-10-09 Peter D. Shalek Prealloyed catalyst for growing silicon carbide whiskers
US4789536A (en) * 1987-01-20 1988-12-06 J. M. Huber Corporation Process for producing silicon carbide whiskers
EP0744390B1 (en) * 1995-05-22 1999-04-07 Nippon Carbon Co., Ltd. Process for producing silicon carbide fibers

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933984A (en) * 1970-03-27 1976-01-20 Kanegafuchi Spinning Co Ltd Process of manufacturing whisker crystalline silicon carbide
FR2716208A1 (fr) * 1994-02-17 1995-08-18 Aerospatiale Procédé de production de trichites ou wiskers fibreux, longs de carbure de silicium.
EP0668376A1 (fr) * 1994-02-17 1995-08-23 AEROSPATIALE Société Nationale Industrielle Procédé de production de trichites ou whiskers fibreux, longs de carbure de silicium
US5614162A (en) * 1994-02-17 1997-03-25 Societe Nationale Industrielle Et Aerospatiale Process for the production of long fibrous silicon carbide whiskers
WO1998027251A1 (en) * 1996-12-18 1998-06-25 Northrop Grumman Corporation Apparatus for growing silicon carbide crystals

Also Published As

Publication number Publication date
DE1769322A1 (de) 1971-09-16
NL6806442A (OSRAM) 1968-11-11
GB1242051A (en) 1971-08-11
US3758672A (en) 1973-09-11

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse