JPS4886705A - - Google Patents
Info
- Publication number
- JPS4886705A JPS4886705A JP772273A JP772273A JPS4886705A JP S4886705 A JPS4886705 A JP S4886705A JP 772273 A JP772273 A JP 772273A JP 772273 A JP772273 A JP 772273A JP S4886705 A JPS4886705 A JP S4886705A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- C30B13/00—Single-crystal growth by zone-melting; Refining by zone-melting
- C30B13/28—Controlling or regulating
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722204486 DE2204486A1 (de) | 1972-01-31 | 1972-01-31 | Verfahren zur beeinflussung des radialen widerstandsverlaufes beim herstellen eines halbleitereinkristallstabes durch tiegelfreies zonenschmelzen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4886705A true JPS4886705A (fr) | 1973-11-15 |
Family
ID=5834581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP772273A Pending JPS4886705A (fr) | 1972-01-31 | 1973-01-17 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4886705A (fr) |
| DE (1) | DE2204486A1 (fr) |
| FR (1) | FR2169959A1 (fr) |
| GB (1) | GB1362739A (fr) |
| IT (1) | IT971894B (fr) |
| NL (1) | NL7213698A (fr) |
-
1972
- 1972-01-31 DE DE19722204486 patent/DE2204486A1/de active Pending
- 1972-10-10 NL NL7213698A patent/NL7213698A/xx unknown
- 1972-11-30 GB GB5522772A patent/GB1362739A/en not_active Expired
- 1972-12-15 IT IT3294372A patent/IT971894B/it active
-
1973
- 1973-01-17 JP JP772273A patent/JPS4886705A/ja active Pending
- 1973-01-25 FR FR7302601A patent/FR2169959A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2169959A1 (fr) | 1973-09-14 |
| GB1362739A (en) | 1974-08-07 |
| NL7213698A (fr) | 1973-08-02 |
| DE2204486A1 (de) | 1973-08-09 |
| IT971894B (it) | 1974-05-10 |