OA00727A - Electric lamp whose pinch reaches, in normal operation, a temperature above 300 ° C. - Google Patents

Electric lamp whose pinch reaches, in normal operation, a temperature above 300 ° C.

Info

Publication number
OA00727A
OA00727A OA50807A OA50807A OA00727A OA 00727 A OA00727 A OA 00727A OA 50807 A OA50807 A OA 50807A OA 50807 A OA50807 A OA 50807A OA 00727 A OA00727 A OA 00727A
Authority
OA
OAPI
Prior art keywords
reaches
normal operation
temperature above
electric lamp
lamp whose
Prior art date
Application number
OA50807A
Other languages
French (fr)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of OA00727A publication Critical patent/OA00727A/en

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
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/02—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing by fusing glass directly to metal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/38—Seals for leading-in conductors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Resistance Heating (AREA)
OA50807A 1957-11-15 1964-12-12 Electric lamp whose pinch reaches, in normal operation, a temperature above 300 ° C. OA00727A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL222509 1957-11-15

Publications (1)

Publication Number Publication Date
OA00727A true OA00727A (en) 1967-07-15

Family

ID=19751035

Family Applications (1)

Application Number Title Priority Date Filing Date
OA50807A OA00727A (en) 1957-11-15 1964-12-12 Electric lamp whose pinch reaches, in normal operation, a temperature above 300 ° C.

Country Status (8)

Country Link
BE (1) BE572941A (en)
CH (1) CH366899A (en)
DE (1) DE1110751B (en)
ES (1) ES245259A1 (en)
FR (1) FR1208649A (en)
GB (1) GB843252A (en)
NL (2) NL96161C (en)
OA (1) OA00727A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH80613A (en) * 1917-03-21 1919-03-17 Aeg Current lead-in wire for glass vessels
CH237084A (en) * 1941-07-30 1945-03-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Vacuum-tight current introduction through quartz glass or quartz-like glasses and process for their production.
US2830217A (en) * 1955-06-15 1958-04-08 Gen Electric Filament connection for electric lamps
NL90528C (en) * 1955-07-19

Also Published As

Publication number Publication date
DE1110751B (en) 1961-07-13
NL96161C (en)
GB843252A (en) 1960-08-04
BE572941A (en)
ES245259A1 (en) 1959-10-16
CH366899A (en) 1963-01-31
FR1208649A (en) 1960-02-24
NL222509A (en)

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