BE739857A - - Google Patents

Info

Publication number
BE739857A
BE739857A BE739857DA BE739857A BE 739857 A BE739857 A BE 739857A BE 739857D A BE739857D A BE 739857DA BE 739857 A BE739857 A BE 739857A
Authority
BE
Belgium
Application number
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
Publication of BE739857A publication Critical patent/BE739857A/xx

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
BE739857D 1968-10-05 1969-10-03 BE739857A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6814300A NL6814300A (xx) 1968-10-05 1968-10-05

Publications (1)

Publication Number Publication Date
BE739857A true BE739857A (xx) 1970-04-06

Family

ID=19804857

Family Applications (1)

Application Number Title Priority Date Filing Date
BE739857D BE739857A (xx) 1968-10-05 1969-10-03

Country Status (8)

Country Link
BE (1) BE739857A (xx)
BR (1) BR6913045D0 (xx)
CH (1) CH503517A (xx)
DE (1) DE1950023A1 (xx)
ES (1) ES372163A1 (xx)
FR (1) FR2019997A1 (xx)
GB (1) GB1278838A (xx)
NL (1) NL6814300A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396587A (en) * 1980-08-29 1983-08-02 Asahi-Dow Limited Method for manufacture of silicon nitride
US4827383A (en) * 1988-04-22 1989-05-02 Michael Karas Self-adjusting headlight system for vehicles

Also Published As

Publication number Publication date
FR2019997A1 (xx) 1970-07-10
NL6814300A (xx) 1970-04-07
CH503517A (de) 1971-02-28
GB1278838A (en) 1972-06-21
BR6913045D0 (pt) 1973-04-10
ES372163A1 (es) 1971-09-16
DE1950023A1 (de) 1970-04-09

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EL PASO PRODUCTS CY

Effective date: 19861031