CH321312A - Method for applying powder layers in lamp bulbs and device for carrying out the method - Google Patents

Method for applying powder layers in lamp bulbs and device for carrying out the method

Info

Publication number
CH321312A
CH321312A CH321312DA CH321312A CH 321312 A CH321312 A CH 321312A CH 321312D A CH321312D A CH 321312DA CH 321312 A CH321312 A CH 321312A
Authority
CH
Switzerland
Prior art keywords
carrying
powder layers
lamp bulbs
applying powder
applying
Prior art date
Application number
Other languages
German (de)
Inventor
Lic Guenther Gunnar Georg Fil
Birger Rosengren Gosta
Original Assignee
Lumalampan Ab
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 Lumalampan Ab filed Critical Lumalampan Ab
Publication of CH321312A publication Critical patent/CH321312A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Glass Compositions (AREA)
CH321312D 1953-02-06 1954-01-26 Method for applying powder layers in lamp bulbs and device for carrying out the method CH321312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE321312X 1953-02-06

Publications (1)

Publication Number Publication Date
CH321312A true CH321312A (en) 1957-04-30

Family

ID=20307849

Family Applications (1)

Application Number Title Priority Date Filing Date
CH321312D CH321312A (en) 1953-02-06 1954-01-26 Method for applying powder layers in lamp bulbs and device for carrying out the method

Country Status (3)

Country Link
CH (1) CH321312A (en)
GB (1) GB740096A (en)
NL (2) NL94133C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8320639D0 (en) * 1983-07-30 1983-09-01 Emi Plc Thorn Incandescent lamps

Also Published As

Publication number Publication date
GB740096A (en) 1955-11-09
NL184802B (en)
NL94133C (en)

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