FR589856A - Positive light discharge tubes - Google Patents

Positive light discharge tubes

Info

Publication number
FR589856A
FR589856A FR589856DA FR589856A FR 589856 A FR589856 A FR 589856A FR 589856D A FR589856D A FR 589856DA FR 589856 A FR589856 A FR 589856A
Authority
FR
France
Prior art keywords
discharge tubes
positive light
light discharge
positive
tubes
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19780011&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FR589856(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR589856A publication Critical patent/FR589856A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
    • 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
    • C03C4/12—Compositions for glass with special properties for luminescent glass; for fluorescent glass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/38—Devices for influencing the colour or wavelength of the light
    • H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
FR589856D 1924-04-01 1924-11-29 Positive light discharge tubes Expired FR589856A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL231831X 1924-04-01

Publications (1)

Publication Number Publication Date
FR589856A true FR589856A (en) 1925-06-06

Family

ID=19780011

Family Applications (2)

Application Number Title Priority Date Filing Date
FR589856D Expired FR589856A (en) 1924-04-01 1924-11-29 Positive light discharge tubes
FR29867D Expired FR29867E (en) 1924-04-01 1924-12-15 Positive light discharge tube

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR29867D Expired FR29867E (en) 1924-04-01 1924-12-15 Positive light discharge tube

Country Status (4)

Country Link
US (1) US1726107A (en)
FR (2) FR589856A (en)
GB (1) GB231831A (en)
NL (1) NL233305A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905414C (en) * 1949-06-29 1954-03-01 Westinghouse Electric Corp Discharge lamp with elongated glass cover and one electrode each at both ends of this cover

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714681A (en) * 1948-08-27 1955-08-02 Gen Electric Electric discharge device
US2714685A (en) * 1951-08-25 1955-08-02 Westinghouse Electric Corp Low pressure fluorescent and discharge lamps
US2714682A (en) * 1952-06-27 1955-08-02 Westinghouse Electric Corp Low pressure fluorescent and discharge lamps
US2802129A (en) * 1952-08-21 1957-08-06 Westinghouse Electric Corp Low pressure fluorescent and discharge lamps

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE905414C (en) * 1949-06-29 1954-03-01 Westinghouse Electric Corp Discharge lamp with elongated glass cover and one electrode each at both ends of this cover

Also Published As

Publication number Publication date
US1726107A (en) 1929-08-27
GB231831A (en) 1925-05-28
FR29867E (en) 1925-11-10
NL233305A (en)

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