BE433418A - - Google Patents

Info

Publication number
BE433418A
BE433418A BE433418DA BE433418A BE 433418 A BE433418 A BE 433418A BE 433418D A BE433418D A BE 433418DA BE 433418 A BE433418 A BE 433418A
Authority
BE
Belgium
Prior art keywords
titanium oxide
tube
black
coated
partially
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE433418A publication Critical patent/BE433418A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B19/00Obtaining zinc or zinc oxide
    • C22B19/04Obtaining zinc by distilling
    • C22B19/16Distilling vessels
    • C22B19/18Condensers, Receiving vessels
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00Details of vacuum tubes of the types covered by group H01J21/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Discharge Lamp (AREA)
BE433418D BE433418A (cs)

Publications (1)

Publication Number Publication Date
BE433418A true BE433418A (cs)

Family

ID=92791

Family Applications (1)

Application Number Title Priority Date Filing Date
BE433418D BE433418A (cs)

Country Status (1)

Country Link
BE (1) BE433418A (cs)

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