FR2172769B1 - - Google Patents
Info
- Publication number
- FR2172769B1 FR2172769B1 FR7205759A FR7205759A FR2172769B1 FR 2172769 B1 FR2172769 B1 FR 2172769B1 FR 7205759 A FR7205759 A FR 7205759A FR 7205759 A FR7205759 A FR 7205759A FR 2172769 B1 FR2172769 B1 FR 2172769B1
- 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
-
- 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
- C30B31/00—Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor
- C30B31/06—Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor by contacting with diffusion material in the gaseous state
- C30B31/10—Reaction chambers; Selection of materials therefor
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7205759A FR2172769A1 (en) | 1972-02-21 | 1972-02-21 | Semiconductor doping - in enclosed vessel with source of impurities and porous inner plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7205759A FR2172769A1 (en) | 1972-02-21 | 1972-02-21 | Semiconductor doping - in enclosed vessel with source of impurities and porous inner plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2172769A1 FR2172769A1 (en) | 1973-10-05 |
| FR2172769B1 true FR2172769B1 (US07922777-20110412-C00004.png) | 1975-03-21 |
Family
ID=9093837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7205759A Granted FR2172769A1 (en) | 1972-02-21 | 1972-02-21 | Semiconductor doping - in enclosed vessel with source of impurities and porous inner plug |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2172769A1 (US07922777-20110412-C00004.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2409791A1 (fr) * | 1977-11-25 | 1979-06-22 | Silicium Semiconducteur Ssc | Appareils de dopage par diffusion de tranches semi-conductrices |
-
1972
- 1972-02-21 FR FR7205759A patent/FR2172769A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2172769A1 (en) | 1973-10-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |