FR2274349B1 - - Google Patents
Info
- Publication number
- FR2274349B1 FR2274349B1 FR7420174A FR7420174A FR2274349B1 FR 2274349 B1 FR2274349 B1 FR 2274349B1 FR 7420174 A FR7420174 A FR 7420174A FR 7420174 A FR7420174 A FR 7420174A FR 2274349 B1 FR2274349 B1 FR 2274349B1
- 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
Links
Classifications
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- 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
- C30B7/00—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions
- C30B7/10—Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions by application of pressure, e.g. hydrothermal processes
-
- 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
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
- C30B29/18—Quartz
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7420174A FR2274349A1 (fr) | 1974-06-11 | 1974-06-11 | Procede de preparation des cristaux d'amethyste |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7420174A FR2274349A1 (fr) | 1974-06-11 | 1974-06-11 | Procede de preparation des cristaux d'amethyste |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2274349A1 FR2274349A1 (fr) | 1976-01-09 |
FR2274349B1 true FR2274349B1 (pt) | 1976-10-15 |
Family
ID=9139894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7420174A Granted FR2274349A1 (fr) | 1974-06-11 | 1974-06-11 | Procede de preparation des cristaux d'amethyste |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2274349A1 (pt) |
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1974
- 1974-06-11 FR FR7420174A patent/FR2274349A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2274349A1 (fr) | 1976-01-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |