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.)
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
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Filing date
Publication date
Priority claimed from DEN19667Aexternal-prioritypatent/DE1188041B/de
Application filed by Philips Gloeilampenfabrieken NVfiledCriticalPhilips Gloeilampenfabrieken NV
Priority to FR889512ApriorityCriticalpatent/FR1316331A/fr
Application grantedgrantedCritical
Publication of FR1316331ApublicationCriticalpatent/FR1316331A/fr
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
C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
C30B13/16—Heating of the molten zone
C30B13/22—Heating of the molten zone by irradiation or electric discharge
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Chemical & Material Sciences
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Engineering & Computer Science
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Crystallography & Structural Chemistry
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Materials Engineering
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Metallurgy
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Organic Chemistry
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FR889512A1961-03-011962-02-28Procédé de fusion par zones de tiges en matière cristalline
ExpiredFR1316331A
(fr)