FR1598617A - - Google Patents

Info

Publication number
FR1598617A
FR1598617A FR1598617DA FR1598617A FR 1598617 A FR1598617 A FR 1598617A FR 1598617D A FR1598617D A FR 1598617DA FR 1598617 A FR1598617 A FR 1598617A
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 FR1598617A publication Critical patent/FR1598617A/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
    • C30B11/10—Solid or liquid components, e.g. Verneuil method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
FR1598617D 1968-05-06 1968-12-23 Expired FR1598617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681767394 DE1767394A1 (en) 1968-05-06 1968-05-06 Process for the production of Mg-Al spinel crystals with stoechiometric composition for integrated circuits

Publications (1)

Publication Number Publication Date
FR1598617A true FR1598617A (en) 1970-07-06

Family

ID=5699335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1598617D Expired FR1598617A (en) 1968-05-06 1968-12-23

Country Status (8)

Country Link
US (1) US3619131A (en)
AT (1) AT287652B (en)
CH (1) CH519932A (en)
DE (1) DE1767394A1 (en)
FR (1) FR1598617A (en)
GB (1) GB1220311A (en)
NL (1) NL6906593A (en)
SE (1) SE345395B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4792377A (en) * 1987-02-09 1988-12-20 The Regents Of The University Of California Flux growth of sodium beta" alumina

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883313A (en) * 1972-12-14 1975-05-13 Rca Corp Modified czochralski-grown magnesium aluminate spinel and method of making same
US3960503A (en) * 1974-12-27 1976-06-01 Corning Glass Works Particulate material feeder for high temperature vacuum system
US4186046A (en) * 1976-09-29 1980-01-29 The United States Of America As Represented By The Secretary Of The Army Growing doped single crystal ceramic materials
US5002742A (en) * 1983-05-16 1991-03-26 W. R. Grace & Co.-Conn. Inorganic oxide sorbents for sulfur oxides
JP2639121B2 (en) * 1989-08-25 1997-08-06 三菱マテリアル株式会社 Method for producing fine α-alumina powder
US7648933B2 (en) 2006-01-13 2010-01-19 Dynamic Abrasives Llc Composition comprising spinel crystals, glass, and calcium iron silicate
AT512037B1 (en) * 2012-05-31 2013-05-15 Innotech Holding Gmbh Method for growing crystals by flame melting
CN103014855A (en) * 2012-12-25 2013-04-03 福建鑫磊晶体有限公司 Preparation method and equipment for preparing alpha-Al2O3 single crystal through gamma-Al2O3

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3226193A (en) * 1962-06-21 1965-12-28 Union Carbide Corp Method for growing crystals
US3457033A (en) * 1965-12-17 1969-07-22 Gen Electric Process for producing magnesiaalumina spinel whiskers
US3472615A (en) * 1967-08-24 1969-10-14 Rca Corp Growing monocrystalline stoichiometric magnesium aluminate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4792377A (en) * 1987-02-09 1988-12-20 The Regents Of The University Of California Flux growth of sodium beta" alumina

Also Published As

Publication number Publication date
CH519932A (en) 1972-03-15
DE1767394A1 (en) 1971-08-26
NL6906593A (en) 1969-11-10
GB1220311A (en) 1971-01-27
AT287652B (en) 1971-02-10
US3619131A (en) 1971-11-09
SE345395B (en) 1972-05-29

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Legal Events

Date Code Title Description
ST Notification of lapse