GB1226473A - - Google Patents

Info

Publication number
GB1226473A
GB1226473A GB1226473DA GB1226473A GB 1226473 A GB1226473 A GB 1226473A GB 1226473D A GB1226473D A GB 1226473DA GB 1226473 A GB1226473 A GB 1226473A
Authority
GB
United Kingdom
Prior art keywords
zone
melting
produced
rotating disc
disc
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
Other languages
English (en)
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 filed Critical
Publication of GB1226473A publication Critical patent/GB1226473A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
    • B23K26/127—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an enclosure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/0006—Working by laser beam, e.g. welding, cutting or boring taking account of the properties of the material involved
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
    • 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
    • C30B13/22—Heating of the molten zone by irradiation or electric discharge
    • C30B13/24—Heating of the molten zone by irradiation or electric discharge using electromagnetic waves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/50—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26
    • B23K2103/56—Inorganic material, e.g. metals, not provided for in B23K2103/02 – B23K2103/26 semiconducting

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
GB1226473D 1968-05-18 1969-05-14 Expired GB1226473A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681769405 DE1769405B2 (de) 1968-05-18 1968-05-18 Verfahren zur herstellung von einkristallen aus schmelzbaren stoffen

Publications (1)

Publication Number Publication Date
GB1226473A true GB1226473A (de) 1971-03-31

Family

ID=5700116

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1226473D Expired GB1226473A (de) 1968-05-18 1969-05-14

Country Status (5)

Country Link
CH (1) CH509823A (de)
DE (1) DE1769405B2 (de)
FR (1) FR2016750A1 (de)
GB (1) GB1226473A (de)
NL (1) NL6907016A (de)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944640A (en) * 1970-09-02 1976-03-16 Arthur D. Little, Inc. Method for forming refractory fibers by laser energy
US4012213A (en) * 1973-06-14 1977-03-15 Arthur D. Little, Inc. Apparatus for forming refractory fibers
US4040890A (en) * 1975-06-27 1977-08-09 Bell Telephone Laboratories, Incorporated Neodymium oxide doped yttrium aluminum garnet optical fiber
US4120743A (en) * 1975-12-31 1978-10-17 Motorola, Inc. Crossed grain growth
US4197157A (en) * 1975-03-19 1980-04-08 Arthur D. Little, Inc. Method for forming refractory tubing
US4468279A (en) * 1982-08-16 1984-08-28 Avco Everett Research Laboratory, Inc. Method for laser melting of silicon
GB2137524A (en) * 1983-04-08 1984-10-10 Hitachi Ltd A process for fabricating a semiconductor material and an apparatus therefor

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3944640A (en) * 1970-09-02 1976-03-16 Arthur D. Little, Inc. Method for forming refractory fibers by laser energy
US4012213A (en) * 1973-06-14 1977-03-15 Arthur D. Little, Inc. Apparatus for forming refractory fibers
US4197157A (en) * 1975-03-19 1980-04-08 Arthur D. Little, Inc. Method for forming refractory tubing
US4040890A (en) * 1975-06-27 1977-08-09 Bell Telephone Laboratories, Incorporated Neodymium oxide doped yttrium aluminum garnet optical fiber
US4120743A (en) * 1975-12-31 1978-10-17 Motorola, Inc. Crossed grain growth
US4468279A (en) * 1982-08-16 1984-08-28 Avco Everett Research Laboratory, Inc. Method for laser melting of silicon
GB2137524A (en) * 1983-04-08 1984-10-10 Hitachi Ltd A process for fabricating a semiconductor material and an apparatus therefor

Also Published As

Publication number Publication date
FR2016750A1 (de) 1970-05-15
NL6907016A (de) 1969-11-20
DE1769405B2 (de) 1972-08-03
CH509823A (de) 1971-07-15
DE1769405A1 (de) 1970-11-05

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee