CH421902A - Method for crucible-free zone melting and device for carrying out the method - Google Patents
Method for crucible-free zone melting and device for carrying out the methodInfo
- Publication number
- CH421902A CH421902A CH683265A CH683265A CH421902A CH 421902 A CH421902 A CH 421902A CH 683265 A CH683265 A CH 683265A CH 683265 A CH683265 A CH 683265A CH 421902 A CH421902 A CH 421902A
- Authority
- CH
- Switzerland
- Prior art keywords
- crucible
- carrying
- free zone
- zone melting
- melting
- Prior art date
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T117/00—Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor
- Y10T117/10—Apparatus
- Y10T117/1024—Apparatus for crystallization from liquid or supercritical state
- Y10T117/1076—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone
- Y10T117/1088—Apparatus for crystallization from liquid or supercritical state having means for producing a moving solid-liquid-solid zone including heating or cooling details
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)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES91655A DE1224273B (en) | 1964-06-23 | 1964-06-23 | Device for crucible-free zone melting |
Publications (1)
Publication Number | Publication Date |
---|---|
CH421902A true CH421902A (en) | 1966-10-15 |
Family
ID=7516653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH683265A CH421902A (en) | 1964-06-23 | 1965-05-17 | Method for crucible-free zone melting and device for carrying out the method |
Country Status (6)
Country | Link |
---|---|
US (1) | US3310384A (en) |
BE (1) | BE665683A (en) |
CH (1) | CH421902A (en) |
DE (1) | DE1224273B (en) |
GB (1) | GB1045664A (en) |
NL (1) | NL6503268A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3518629A (en) * | 1964-02-06 | 1970-06-30 | Computron Corp | Recirculating memory timing |
DE1519908A1 (en) * | 1966-12-30 | 1970-07-02 | Siemens Ag | Device for producing a crystalline rod by zone melting without a crucible |
US3776703A (en) * | 1970-11-30 | 1973-12-04 | Texas Instruments Inc | Method of growing 1-0-0 orientation high perfection single crystal silicon by adjusting a focus coil |
DE2508369A1 (en) * | 1975-02-26 | 1976-09-02 | Siemens Ag | PROCESS FOR MANUFACTURING DISC-SHAPED SILICON BODIES, IN PARTICULAR FOR SOLAR CELLS |
US5033948A (en) * | 1989-04-17 | 1991-07-23 | Sandvik Limited | Induction melting of metals without a crucible |
US5003551A (en) * | 1990-05-22 | 1991-03-26 | Inductotherm Corp. | Induction melting of metals without a crucible |
US5319670A (en) * | 1992-07-24 | 1994-06-07 | The United States Of America As Represented By The United States Department Of Energy | Velocity damper for electromagnetically levitated materials |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1061527B (en) * | 1953-02-14 | 1959-07-16 | Siemens Ag | Process for zone-wise remelting of rods and other elongated workpieces |
US2972525A (en) * | 1953-02-26 | 1961-02-21 | Siemens Ag | Crucible-free zone melting method and apparatus for producing and processing a rod-shaped body of crystalline substance, particularly semiconductor substance |
US2897329A (en) * | 1957-09-23 | 1959-07-28 | Sylvania Electric Prod | Zone melting apparatus |
US3117859A (en) * | 1957-12-30 | 1964-01-14 | Westinghouse Electric Corp | Zone refining process |
US3046100A (en) * | 1958-01-20 | 1962-07-24 | Du Pont | Zone melting of semiconductive material |
US3023091A (en) * | 1959-03-02 | 1962-02-27 | Raytheon Co | Methods of heating and levitating molten material |
US3134700A (en) * | 1959-04-22 | 1964-05-26 | Siemens Ag | Dislocation removal by a last pass starting at a location displaced from the original seed into the grown crystal |
NL112832C (en) * | 1959-05-08 | |||
US2992311A (en) * | 1960-09-28 | 1961-07-11 | Siemens Ag | Method and apparatus for floatingzone melting of semiconductor rods |
GB926487A (en) * | 1960-11-25 | 1963-05-22 | Dorman & Smith Ltd | Improvements in and relating to electrical fuse assemblies |
-
1964
- 1964-06-23 DE DES91655A patent/DE1224273B/en active Pending
-
1965
- 1965-03-15 NL NL6503268A patent/NL6503268A/xx unknown
- 1965-05-17 CH CH683265A patent/CH421902A/en unknown
- 1965-05-26 US US458944A patent/US3310384A/en not_active Expired - Lifetime
- 1965-06-21 BE BE665683D patent/BE665683A/xx unknown
- 1965-06-23 GB GB26676/65A patent/GB1045664A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1045664A (en) | 1966-10-12 |
BE665683A (en) | 1965-12-21 |
US3310384A (en) | 1967-03-21 |
NL6503268A (en) | 1965-12-24 |
DE1224273B (en) | 1966-09-08 |
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