FR776979A - Manufacturing process of bulbs for electric lamps - Google Patents

Manufacturing process of bulbs for electric lamps

Info

Publication number
FR776979A
FR776979A FR776979DA FR776979A FR 776979 A FR776979 A FR 776979A FR 776979D A FR776979D A FR 776979DA FR 776979 A FR776979 A FR 776979A
Authority
FR
France
Prior art keywords
bulbs
manufacturing process
electric lamps
lamps
electric
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
French (fr)
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.)
Jerome & Bonnefoy & Compagine
Original Assignee
Jerome & Bonnefoy & Compagine
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 Jerome & Bonnefoy & Compagine filed Critical Jerome & Bonnefoy & Compagine
Application granted granted Critical
Publication of FR776979A publication Critical patent/FR776979A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C4/00—Compositions for glass with special properties
    • C03C4/02—Compositions for glass with special properties for coloured glass
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
    • C03C14/006—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of microcrystallites, e.g. of optically or electrically active material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR776979D 1933-10-27 1933-10-27 Manufacturing process of bulbs for electric lamps Expired FR776979A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR776979T 1933-10-27

Publications (1)

Publication Number Publication Date
FR776979A true FR776979A (en) 1935-02-08

Family

ID=9201333

Family Applications (1)

Application Number Title Priority Date Filing Date
FR776979D Expired FR776979A (en) 1933-10-27 1933-10-27 Manufacturing process of bulbs for electric lamps

Country Status (2)

Country Link
FR (1) FR776979A (en)
GB (1) GB445344A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2469490A (en) * 1944-11-06 1949-05-10 Corning Glass Works Infrared transmitting glass

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2469490A (en) * 1944-11-06 1949-05-10 Corning Glass Works Infrared transmitting glass

Also Published As

Publication number Publication date
GB445344A (en) 1936-04-07

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