NL34420C - - Google Patents

Info

Publication number
NL34420C
NL34420C NL34420DA NL34420C NL 34420 C NL34420 C NL 34420C NL 34420D A NL34420D A NL 34420DA NL 34420 C NL34420 C NL 34420C
Authority
NL
Netherlands
Application number
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.)
Publication of NL34420C publication Critical patent/NL34420C/xx

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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/302—Vessels; Containers characterised by the material of the vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Glass Compositions (AREA)
NL34420D 1931-01-17 NL34420C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE368209X 1931-01-17

Publications (1)

Publication Number Publication Date
NL34420C true NL34420C (fr)

Family

ID=6318040

Family Applications (1)

Application Number Title Priority Date Filing Date
NL34420D NL34420C (fr) 1931-01-17

Country Status (4)

Country Link
US (1) US1968822A (fr)
FR (1) FR718213A (fr)
GB (1) GB368209A (fr)
NL (1) NL34420C (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258631A (en) * 1966-06-28 Lamp having a colored bulb
US2568459A (en) * 1948-10-29 1951-09-18 Gen Electric Electric discharge device
US2795721A (en) * 1951-10-19 1957-06-11 Gen Electric Ultraviolet lamp
US2982877A (en) * 1959-10-02 1961-05-02 Engelhard Hanovia Inc Arc lamp with sapphire sleeve
US3042829A (en) * 1960-03-22 1962-07-03 Curtis J Humphreys Sapphire spectrum tube for microwave excitation
US3226249A (en) * 1960-10-24 1965-12-28 Philips Corp Method of providing light diffusing coatings on quartz and quartz objects provided with such coatings
US3252036A (en) * 1963-01-29 1966-05-17 Corning Glass Works Lamp having a colored envelope
US3271124A (en) * 1963-09-16 1966-09-06 Bell Telephone Labor Inc Semiconductor encapsulation
DE2906038A1 (de) * 1979-02-16 1980-08-28 Siemens Ag Lampenkolben
US4910431A (en) * 1987-04-24 1990-03-20 W. C. Heraeus Gmbh Hydrogen discharge ultraviolet light source or lamp, and method of its manufacture
JP2860335B2 (ja) * 1990-09-25 1999-02-24 矢崎総業株式会社 放電管
US6498433B1 (en) 1999-12-30 2002-12-24 General Electric Company High temperature glaze for metal halide arctubes

Also Published As

Publication number Publication date
US1968822A (en) 1934-08-07
GB368209A (en) 1932-03-03
FR718213A (fr) 1932-01-21

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