GB1167490A - A Method of Melting a Rod of Crystalline Material Zone-by-Zone - Google Patents

A Method of Melting a Rod of Crystalline Material Zone-by-Zone

Info

Publication number
GB1167490A
GB1167490A GB1098369A GB1098369A GB1167490A GB 1167490 A GB1167490 A GB 1167490A GB 1098369 A GB1098369 A GB 1098369A GB 1098369 A GB1098369 A GB 1098369A GB 1167490 A GB1167490 A GB 1167490A
Authority
GB
United Kingdom
Prior art keywords
zone
hydrogen
melting
rod
partial pressure
Prior art date
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.)
Expired
Application number
GB1098369A
Other languages
English (en)
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
Priority claimed from CH298568A external-priority patent/CH466237A/de
Application filed by Siemens AG filed Critical Siemens AG
Publication of GB1167490A publication Critical patent/GB1167490A/en
Expired legal-status Critical Current

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
    • 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

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)
  • Silicon Compounds (AREA)
GB1098369A 1968-02-29 1969-02-28 A Method of Melting a Rod of Crystalline Material Zone-by-Zone Expired GB1167490A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH298568A CH466237A (de) 1968-02-29 1968-02-29 Verfahren und Vorrichtung zum tiegelfreien Zonenschmelzen eines kristallinen Stabes, insbesondere Halbleiterstabes
CH804368 1968-05-30

Publications (1)

Publication Number Publication Date
GB1167490A true GB1167490A (en) 1969-10-15

Family

ID=25691891

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1098369A Expired GB1167490A (en) 1968-02-29 1969-02-28 A Method of Melting a Rod of Crystalline Material Zone-by-Zone

Country Status (8)

Country Link
AT (1) AT300040B (xx)
BE (1) BE728975A (xx)
DE (1) DE1808618C3 (xx)
DK (1) DK125743B (xx)
ES (1) ES364223A1 (xx)
FR (1) FR2002885A1 (xx)
GB (1) GB1167490A (xx)
NL (1) NL6902524A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2579953A (en) * 1951-02-13 1951-12-25 Naomi M Morris Adjustable shoe gripper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2579953A (en) * 1951-02-13 1951-12-25 Naomi M Morris Adjustable shoe gripper

Also Published As

Publication number Publication date
AT300040B (de) 1972-07-10
DE1808618A1 (de) 1969-09-04
NL6902524A (xx) 1969-09-02
BE728975A (xx) 1969-08-26
DE1808618C3 (de) 1974-10-17
ES364223A1 (es) 1971-02-16
DE1808618B2 (de) 1974-03-21
DK125743B (da) 1973-04-30
FR2002885A1 (xx) 1969-10-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee