CH479487A - Verfahren zur Herstellung von Korund-Einzelkristallen - Google Patents

Verfahren zur Herstellung von Korund-Einzelkristallen

Info

Publication number
CH479487A
CH479487A CH1136561A CH1136561A CH479487A CH 479487 A CH479487 A CH 479487A CH 1136561 A CH1136561 A CH 1136561A CH 1136561 A CH1136561 A CH 1136561A CH 479487 A CH479487 A CH 479487A
Authority
CH
Switzerland
Prior art keywords
production
single crystals
corundum single
corundum
crystals
Prior art date
Application number
CH1136561A
Other languages
German (de)
English (en)
Inventor
Yamaguchi Goro
Yanagida Hiroaki
Suwa Yukio
Soejima Shigeo
Original Assignee
Nihon Gaishi Kabushiki Kaisha
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 Nihon Gaishi Kabushiki Kaisha filed Critical Nihon Gaishi Kabushiki Kaisha
Publication of CH479487A publication Critical patent/CH479487A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K3/00Materials not provided for elsewhere
    • C09K3/14Anti-slip materials; Abrasives
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01FCOMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00Compounds of aluminium
    • C01F7/02Aluminium oxide; Aluminium hydroxide; Aluminates
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/70Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/74Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of difficult vaporisable metal vapour, e.g. sodium
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/61Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
CH1136561A 1960-09-30 1961-09-29 Verfahren zur Herstellung von Korund-Einzelkristallen CH479487A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3964360 1960-09-30

Publications (1)

Publication Number Publication Date
CH479487A true CH479487A (de) 1969-10-15

Family

ID=12558753

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1136561A CH479487A (de) 1960-09-30 1961-09-29 Verfahren zur Herstellung von Korund-Einzelkristallen

Country Status (4)

Country Link
BE (1) BE608544A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH479487A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1001869A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE302601B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
GB1001869A (en) 1965-08-18
BE608544A (fr) 1962-01-15
SE302601B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1968-07-29

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Legal Events

Date Code Title Description
PL Patent ceased