FR1192478A - Procédé et appareil pour provoquer la croissance de boules cristallines - Google Patents

Procédé et appareil pour provoquer la croissance de boules cristallines

Info

Publication number
FR1192478A
FR1192478A FR1192478DA FR1192478A FR 1192478 A FR1192478 A FR 1192478A FR 1192478D A FR1192478D A FR 1192478DA FR 1192478 A FR1192478 A FR 1192478A
Authority
FR
France
Prior art keywords
inducing
growth
crystal balls
balls
crystal
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
Application number
Other languages
English (en)
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.)
Union Carbide Corp
Original Assignee
Union Carbide 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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of FR1192478A publication Critical patent/FR1192478A/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—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
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/005—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method by irradiation or electric discharge
    • 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
    • C30B11/10—Solid or liquid components, e.g. Verneuil method
    • 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
    • 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
    • C30B29/16—Oxides
    • C30B29/22—Complex oxides
    • C30B29/26—Complex oxides with formula BMe2O4, wherein B is Mg, Ni, Co, Al, Zn, or Cd and Me is Fe, Ga, Sc, Cr, Co, or Al

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR1192478D 1956-12-31 1957-12-27 Procédé et appareil pour provoquer la croissance de boules cristallines Expired FR1192478A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US631522A US2965456A (en) 1956-12-31 1956-12-31 Process for crystalline growth employing collimated electrical energy

Publications (1)

Publication Number Publication Date
FR1192478A true FR1192478A (fr) 1959-10-27

Family

ID=24531572

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1192478D Expired FR1192478A (fr) 1956-12-31 1957-12-27 Procédé et appareil pour provoquer la croissance de boules cristallines

Country Status (4)

Country Link
US (1) US2965456A (fr)
DE (1) DE1089367B (fr)
FR (1) FR1192478A (fr)
GB (1) GB844542A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL265528A (fr) * 1960-06-02
DE1216842B (de) * 1960-09-30 1966-05-18 Karl Ernst Hoffmann Verfahren zur Herstellung von reinstem Silicium und Germanium
GB932896A (en) * 1960-12-16 1963-07-31 Union Carbide Corp Crystallization from a molten drop
US3234051A (en) * 1962-08-07 1966-02-08 Union Carbide Corp Use of two magnetic fields in a low pressure arc system for growing crystals
US3314769A (en) * 1963-05-08 1967-04-18 Union Carbide Corp Arc process and apparatus for growing crystals
GB1171005A (en) * 1964-10-08 1969-11-19 John Raymond Drabble A Method of Growing a Crystal or Cristalline Layer.
BE676042A (fr) * 1965-02-10 1966-06-16
CN105586631B (zh) * 2016-02-03 2018-03-20 中国电子科技集团公司第十六研究所 一种焰熔法蓝宝石烧结机的扩氧装置及其扩氧方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2634554A (en) * 1953-04-14 Synthetic gem production
US988230A (en) * 1910-05-10 1911-03-28 Heller & Son L Process of producing synthetic sapphires.
US1529943A (en) * 1923-03-07 1925-03-17 Brev Berthet Sa Des Process for obtaining metals having a high melting point, such as tungsten
US1587197A (en) * 1924-05-07 1926-06-01 Southgate George Thompson Joint working of flames and arcs and apparatus therefor
CH158179A (de) * 1930-02-11 1932-11-15 Marti Emil Verfahren und Maschine zur Herstellung synthetischer Edelsteine.
US2011872A (en) * 1933-05-15 1935-08-20 Rava Alexander High temperature torch
US2591561A (en) * 1943-04-28 1952-04-01 Elgin Nat Watch Co Apparatus for producing refractory rods
CH254187A (fr) * 1944-05-02 1948-04-30 Linde Air Prod Co Elément cristallin synthétique et procédé pour sa fabrication.
US2690062A (en) * 1949-12-21 1954-09-28 Union Carbide & Carbon Corp Synthetic corundum crystals and process for making same
GB697419A (en) * 1951-07-13 1953-09-23 Gen Electric Co Ltd Improvements in or relating to apparatus for manufacturing synthetic jewels
DE1067409B (de) * 1955-08-12 1959-10-22 Union Carbide Corporation, New York, N. Y. (V. St. A.) Verfahren zur Herstellung eines synthetischen einkristallinischen Körpers. '
US2792287A (en) * 1956-04-04 1957-05-14 Nat Lead Co Synthetic rutile crystal and method for making same

Also Published As

Publication number Publication date
GB844542A (en) 1960-08-17
DE1089367B (de) 1960-09-22
US2965456A (en) 1960-12-20

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