FR1148193A - Procédé de refonte de perles ou de boules synthétiques, notamment en corindon synthétique - Google Patents

Procédé de refonte de perles ou de boules synthétiques, notamment en corindon synthétique

Info

Publication number
FR1148193A
FR1148193A FR1148193DA FR1148193A FR 1148193 A FR1148193 A FR 1148193A FR 1148193D A FR1148193D A FR 1148193DA FR 1148193 A FR1148193 A FR 1148193A
Authority
FR
France
Prior art keywords
synthetic
remelting
balls
pearls
corundum
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.)
Julius Effgen & Sohne
Original Assignee
Julius Effgen & Sohne
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 Julius Effgen & Sohne filed Critical Julius Effgen & Sohne
Application granted granted Critical
Publication of FR1148193A publication Critical patent/FR1148193A/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
    • C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR1148193D 1956-04-26 1956-04-26 Procédé de refonte de perles ou de boules synthétiques, notamment en corindon synthétique Expired FR1148193A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1148193T 1956-04-26

Publications (1)

Publication Number Publication Date
FR1148193A true FR1148193A (fr) 1957-12-04

Family

ID=9646275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1148193D Expired FR1148193A (fr) 1956-04-26 1956-04-26 Procédé de refonte de perles ou de boules synthétiques, notamment en corindon synthétique

Country Status (1)

Country Link
FR (1) FR1148193A (fr)

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