FR2216747A2 - - Google Patents

Info

Publication number
FR2216747A2
FR2216747A2 FR7403198A FR7403198A FR2216747A2 FR 2216747 A2 FR2216747 A2 FR 2216747A2 FR 7403198 A FR7403198 A FR 7403198A FR 7403198 A FR7403198 A FR 7403198A FR 2216747 A2 FR2216747 A2 FR 2216747A2
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.)
Granted
Application number
FR7403198A
Other versions
FR2216747B2 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2216747A2 publication Critical patent/FR2216747A2/fr
Application granted granted Critical
Publication of FR2216747B2 publication Critical patent/FR2216747B2/fr
Expired legal-status Critical Current

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)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Induction Heating (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR7403198A 1973-02-01 1974-01-31 Expired FR2216747B2 (fr)

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 (2)

Publication Number Publication Date
FR2216747A2 true FR2216747A2 (fr) 1974-08-30
FR2216747B2 FR2216747B2 (fr) 1980-07-18

Family

ID=5870662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7403198A Expired FR2216747B2 (fr) 1973-02-01 1974-01-31

Country Status (6)

Country Link
JP (1) JPS5510117B2 (fr)
BE (1) BE810520R (fr)
DE (1) DE2304974C3 (fr)
FR (1) FR2216747B2 (fr)
GB (1) GB1427372A (fr)
IT (1) IT1046553B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2654583A1 (fr) * 1989-11-22 1991-05-24 Expanchimie Procede d'extraction du cholesterol contenu dans une matiere grasse d'origine animale.

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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 (fr) * 1988-11-17 1991-06-20

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2654583A1 (fr) * 1989-11-22 1991-05-24 Expanchimie Procede d'extraction du cholesterol contenu dans une matiere grasse d'origine animale.
WO1991007877A2 (fr) * 1989-11-22 1991-06-13 Expanchimie Procede d'extraction du cholesterol contenu dans une matiere grasse d'origine animale
WO1991007877A3 (fr) * 1989-11-22 1991-08-08 Expanchimie Procede d'extraction du cholesterol contenu dans une matiere grasse d'origine animale

Also Published As

Publication number Publication date
JPS49111243A (fr) 1974-10-23
DE2304974C3 (de) 1980-07-10
IT1046553B (it) 1980-07-31
GB1427372A (en) 1976-03-10
DE2304974A1 (de) 1974-08-08
BE810520R (fr) 1974-05-29
DE2304974B2 (de) 1979-10-11
JPS5510117B2 (fr) 1980-03-13
FR2216747B2 (fr) 1980-07-18

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