CH540716A - Vorrichtung zum induktiven tiegellosen Zonenschmelzen von Stäben - Google Patents
Vorrichtung zum induktiven tiegellosen Zonenschmelzen von StäbenInfo
- Publication number
- CH540716A CH540716A CH446770A CH446770A CH540716A CH 540716 A CH540716 A CH 540716A CH 446770 A CH446770 A CH 446770A CH 446770 A CH446770 A CH 446770A CH 540716 A CH540716 A CH 540716A
- Authority
- CH
- Switzerland
- Prior art keywords
- bars
- zone melting
- crucible zone
- inductive crucible
- inductive
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/22—Furnaces without an endless core
- H05B6/32—Arrangements for simultaneous levitation and heating
-
- 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
- C30B13/16—Heating of the molten zone
- C30B13/20—Heating of the molten zone by induction, e.g. hot wire technique
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Induction Heating (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
- Crucibles And Fluidized-Bed Furnaces (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1916317A DE1916317C3 (de) | 1969-03-29 | 1969-03-29 | Stromzuführung für eine Induktionsspule beim tiegelfreien Zonenschmelzen |
Publications (1)
Publication Number | Publication Date |
---|---|
CH540716A true CH540716A (de) | 1973-08-31 |
Family
ID=5729803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH446770A CH540716A (de) | 1969-03-29 | 1970-03-24 | Vorrichtung zum induktiven tiegellosen Zonenschmelzen von Stäben |
Country Status (8)
Country | Link |
---|---|
US (1) | US3671703A (de) |
JP (1) | JPS4811441B1 (de) |
CH (1) | CH540716A (de) |
DE (1) | DE1916317C3 (de) |
FR (1) | FR2035990A1 (de) |
GB (1) | GB1257284A (de) |
NL (1) | NL7003483A (de) |
SE (1) | SE352218B (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2141188C3 (de) * | 1971-08-17 | 1979-09-13 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung für das tiegellose Zonenschmelzen |
BE791284A (fr) * | 1972-11-13 | 1973-05-14 | Elphiac Sa | Systeme d'ajustement de la position d'un inducteur. |
DE2257087C3 (de) * | 1972-11-21 | 1978-12-21 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung zum tiegelfreien Zonenschmelzen eines Halbleiterstabes |
DE19742427A1 (de) * | 1997-09-25 | 1999-04-08 | Siemens Ag | Verfahren zur Verfestigung von Wicklungsspulen elektrischer Maschinen |
GB0420666D0 (en) * | 2004-09-17 | 2004-10-20 | Smiths Group Plc | Electrical connectors |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB237593A (de) * | 1924-07-22 | 1926-10-14 | Salman Silbermann | |
US2788426A (en) * | 1952-09-03 | 1957-04-09 | Plastic Containers Inc | Method and apparatus for treating materials |
DE1076623B (de) * | 1957-11-15 | 1960-03-03 | Siemens Ag | Vorrichtung zum tiegelfreien Zonenziehen von stabfoermigem Halbleitermaterial |
US3397291A (en) * | 1966-12-15 | 1968-08-13 | Amsted Ind Inc | Retaining rib and pin for third rail contact shoe |
-
1969
- 1969-03-29 DE DE1916317A patent/DE1916317C3/de not_active Expired
-
1970
- 1970-03-10 JP JP45020408A patent/JPS4811441B1/ja active Pending
- 1970-03-11 NL NL7003483A patent/NL7003483A/xx unknown
- 1970-03-24 SE SE04083/70A patent/SE352218B/xx unknown
- 1970-03-24 CH CH446770A patent/CH540716A/de not_active IP Right Cessation
- 1970-03-26 GB GB1257284D patent/GB1257284A/en not_active Expired
- 1970-03-27 US US23366A patent/US3671703A/en not_active Expired - Lifetime
- 1970-03-27 FR FR7011219A patent/FR2035990A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
NL7003483A (de) | 1970-10-01 |
FR2035990A1 (de) | 1970-12-24 |
JPS4811441B1 (de) | 1973-04-13 |
DE1916317C3 (de) | 1975-07-24 |
US3671703A (en) | 1972-06-20 |
DE1916317A1 (de) | 1970-10-15 |
DE1916317B2 (de) | 1974-12-12 |
GB1257284A (de) | 1971-12-15 |
SE352218B (de) | 1972-12-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |