FR842451A - Lampe électrique à décharge dans de la vapeur avec récipient-enveloppe - Google Patents

Lampe électrique à décharge dans de la vapeur avec récipient-enveloppe

Info

Publication number: FR842451A
Authority: FR; France
Prior art keywords: discharge lamp; vapor discharge; envelope container; electric vapor; electric
Prior art date: 1936-12-18
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

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.)

Osa Participations Industrielles SA

Original Assignee

Osa Participations Industrielles SA

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.)

1936-12-18

Filing date

1938-08-22

Publication date

1939-06-13

1938-08-22 Application filed by Osa Participations Industrielles SA filed Critical Osa Participations Industrielles SA

1939-06-13 Application granted granted Critical

1939-06-13 Publication of FR842451A publication Critical patent/FR842451A/fr

Status Expired legal-status Critical Current

Classifications

- 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
- H01J61/34—Double-wall vessels or containers
- 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
- C03C3/078—Glass compositions containing silica with 40% to 90% silica, by weight containing an oxide of a divalent metal, e.g. an oxide of zinc
- 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
- 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
- C03C4/08—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/96—Lamps with light-emitting discharge path and separately-heated incandescent body within a common envelope, e.g. for simulating daylight

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)

FR842451D 1936-12-18 1938-08-22 Lampe électrique à décharge dans de la vapeur avec récipient-enveloppe Expired FR842451A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB34839/36A GB484328A (en)	1936-12-18	1936-12-18	Improvements in combinations of metal vapour electric discharge devices, adapted to emit radiation, and electric incandescent lamps
DEP75783D DE678205C (de)	1936-12-18	1937-08-25	Elektrische Dampfentladungslampe mit Umschliessungsgefaess

Publications (1)

Publication Number	Publication Date
FR842451A true FR842451A (fr)	1939-06-13

Family

ID=25990991

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR842451D Expired FR842451A (fr)	1936-12-18	1938-08-22	Lampe électrique à décharge dans de la vapeur avec récipient-enveloppe

Country Status (4)

Country	Link
US (1)	US2212879A (fr)
DE (1)	DE678205C (fr)
FR (1)	FR842451A (fr)
GB (1)	GB484328A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2596697A (en) *	1947-12-08	1952-05-13	Krefft Hermann Eduard	Electrical discharge lamp
BE501021A (fr) *	1951-01-31
BE515501A (fr) *	1951-11-14
DE1696064A1 (de) *	1968-03-08	1972-03-09	Jenaer Glaswerk Schott & Gen	Glaeser fuer ultraschallverzoegerungsleitungen mit geringerer innerer daempfung und transformationentemperaturen zwischen 550 und 620 grad c
US3940278A (en) *	1974-06-10	1976-02-24	Owens-Corning Fiberglas Corporation	Fiber optics
US4952531A (en) *	1988-03-17	1990-08-28	Olin Corporation	Sealing glass for matched sealing of copper and copper alloys
US5043222A (en) *	1988-03-17	1991-08-27	Olin Corporation	Metal sealing glass composite with matched coefficients of thermal expansion

1936
- 1936-12-18 GB GB34839/36A patent/GB484328A/en not_active Expired
1937
- 1937-08-25 DE DEP75783D patent/DE678205C/de not_active Expired
1938
- 1938-08-16 US US225104A patent/US2212879A/en not_active Expired - Lifetime
- 1938-08-22 FR FR842451D patent/FR842451A/fr not_active Expired

Also Published As

Publication number	Publication date
US2212879A (en)	1940-08-27
GB484328A (en)	1938-05-04
DE678205C (de)	1939-07-10

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