IT1046553B - Bobina di riscaltamento a inbuzione per la fusione a zona senza crogiuo lo di bacchette semiconduttrici - Google Patents
Bobina di riscaltamento a inbuzione per la fusione a zona senza crogiuo lo di bacchette semiconduttriciInfo
- Publication number
- IT1046553B IT1046553B IT1980074A IT1980074A IT1046553B IT 1046553 B IT1046553 B IT 1046553B IT 1980074 A IT1980074 A IT 1980074A IT 1980074 A IT1980074 A IT 1980074A IT 1046553 B IT1046553 B IT 1046553B
- Authority
- IT
- Italy
- Prior art keywords
- zone
- inbuction
- semiconductive
- sticks
- heating coil
- 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
- H05B6/36—Coil arrangements
- H05B6/42—Cooling of coils
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Induction Heating (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19732304974 DE2304974C3 (de) | 1973-02-01 | 1973-02-01 | Wassergekühlte Induktionsheizspule zum tiegelfreien Zonenschmelzen von Stäben aus Halbleitermaterial |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1046553B true IT1046553B (it) | 1980-07-31 |
Family
ID=5870662
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1980074A IT1046553B (it) | 1973-02-01 | 1974-01-25 | Bobina di riscaltamento a inbuzione per la fusione a zona senza crogiuo lo di bacchette semiconduttrici |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5510117B2 (de) |
BE (1) | BE810520R (de) |
DE (1) | DE2304974C3 (de) |
FR (1) | FR2216747B2 (de) |
GB (1) | GB1427372A (de) |
IT (1) | IT1046553B (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2938793A1 (de) * | 1979-09-25 | 1981-04-16 | Siemens AG, 1000 Berlin und 8000 München | Induktionsheizspule zum tiegelfreien zonenschmelzen |
JPH0363294U (de) * | 1988-11-17 | 1991-06-20 | ||
FR2654583B1 (fr) * | 1989-11-22 | 1992-09-11 | Expanchimie | Procede d'extraction du cholesterol contenu dans une matiere grasse d'origine animale. |
-
1973
- 1973-02-01 DE DE19732304974 patent/DE2304974C3/de not_active Expired
- 1973-10-11 GB GB4743073A patent/GB1427372A/en not_active Expired
-
1974
- 1974-01-25 IT IT1980074A patent/IT1046553B/it active
- 1974-01-30 JP JP1263874A patent/JPS5510117B2/ja not_active Expired
- 1974-01-31 FR FR7403198A patent/FR2216747B2/fr not_active Expired
- 1974-02-01 BE BE140477A patent/BE810520R/xx active
Also Published As
Publication number | Publication date |
---|---|
DE2304974B2 (de) | 1979-10-11 |
BE810520R (fr) | 1974-05-29 |
JPS49111243A (de) | 1974-10-23 |
FR2216747B2 (de) | 1980-07-18 |
GB1427372A (en) | 1976-03-10 |
JPS5510117B2 (de) | 1980-03-13 |
DE2304974A1 (de) | 1974-08-08 |
FR2216747A2 (de) | 1974-08-30 |
DE2304974C3 (de) | 1980-07-10 |
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