FR2351499A1 - Lampe a cycle de tungstene-brome - Google Patents

Lampe a cycle de tungstene-brome

Info

Publication number
FR2351499A1
FR2351499A1 FR7714210A FR7714210A FR2351499A1 FR 2351499 A1 FR2351499 A1 FR 2351499A1 FR 7714210 A FR7714210 A FR 7714210A FR 7714210 A FR7714210 A FR 7714210A FR 2351499 A1 FR2351499 A1 FR 2351499A1
Authority
FR
France
Prior art keywords
tungsten
cycle lamp
bromine
bromine cycle
lamp
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.)
Withdrawn
Application number
FR7714210A
Other languages
English (en)
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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2351499A1 publication Critical patent/FR2351499A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
FR7714210A 1976-05-10 1977-05-10 Lampe a cycle de tungstene-brome Withdrawn FR2351499A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7604953A NL7604953A (nl) 1976-05-10 1976-05-10 Wolfraam/broom-cycluslamp.

Publications (1)

Publication Number Publication Date
FR2351499A1 true FR2351499A1 (fr) 1977-12-09

Family

ID=19826157

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7714210A Withdrawn FR2351499A1 (fr) 1976-05-10 1977-05-10 Lampe a cycle de tungstene-brome

Country Status (7)

Country Link
US (1) US4128783A (fr)
JP (1) JPS52137176A (fr)
BE (1) BE854426A (fr)
DE (1) DE2718419A1 (fr)
FR (1) FR2351499A1 (fr)
GB (1) GB1523247A (fr)
NL (1) NL7604953A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4233536A (en) * 1978-12-18 1980-11-11 Gte Products Corporation Incandescent lamp getter
NL184397C (nl) * 1979-06-29 1989-07-03 Philips Nv Halogeengloeilamp.
US5327042A (en) * 1992-07-02 1994-07-05 Osram Sylvania Inc. Metal halide lamp

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748519A (en) * 1971-10-06 1973-07-24 Westinghouse Electric Corp Tubular heat lamp having integral gettering means

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1276828A (en) * 1970-10-15 1972-06-07 Thorn Electrical Ind Ltd Manufacture of tungsten halogen lamps
NL168085C (nl) * 1972-05-17 1982-02-16 Philips Nv Elektrische wolfraam-broom-cyclus-gloeilamp.

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3748519A (en) * 1971-10-06 1973-07-24 Westinghouse Electric Corp Tubular heat lamp having integral gettering means

Also Published As

Publication number Publication date
BE854426A (fr) 1977-11-09
DE2718419A1 (de) 1977-12-01
JPS52137176A (en) 1977-11-16
NL7604953A (nl) 1977-11-14
US4128783A (en) 1978-12-05
GB1523247A (en) 1978-08-31

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Legal Events

Date Code Title Description
ST Notification of lapse
DR Decision of the appeal court due to an appeal at law against decisions of the director of the inpi, except decision of lapse