FR2019997A1 - - Google Patents

Info

Publication number
FR2019997A1
FR2019997A1 FR6933845A FR6933845A FR2019997A1 FR 2019997 A1 FR2019997 A1 FR 2019997A1 FR 6933845 A FR6933845 A FR 6933845A FR 6933845 A FR6933845 A FR 6933845A FR 2019997 A1 FR2019997 A1 FR 2019997A1
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.)
Withdrawn
Application number
FR6933845A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2019997A1 publication Critical patent/FR2019997A1/fr
Withdrawn legal-status Critical Current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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR6933845A 1968-10-05 1969-10-03 Withdrawn FR2019997A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2019997A1 true FR2019997A1 (de) 1970-07-10

Family

ID=19804857

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6933845A Withdrawn FR2019997A1 (de) 1968-10-05 1969-10-03

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827383A (en) * 1988-04-22 1989-05-02 Michael Karas Self-adjusting headlight system for vehicles

Families Citing this family (3)

* 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
RU2137708C1 (ru) * 1998-03-13 1999-09-20 Институт структурной макрокинетики и проблем материаловедения РАН Способ получения нитрида кремния с повышенным содержанием альфа-фазы
RU2149824C1 (ru) * 1999-01-29 2000-05-27 Институт структурной макрокинетики и проблем материаловедения РАН Нитрид кремния с повышенным содержанием альфа-фазы

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4827383A (en) * 1988-04-22 1989-05-02 Michael Karas Self-adjusting headlight system for vehicles

Also Published As

Publication number Publication date
BR6913045D0 (pt) 1973-04-10
CH503517A (de) 1971-02-28
NL6814300A (de) 1970-04-07
BE739857A (de) 1970-04-06
ES372163A1 (es) 1971-09-16
GB1278838A (en) 1972-06-21
DE1950023A1 (de) 1970-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse