IT1008129B - ELECTRIC LAMP WITH A COATING RESISTANT TO HIGH TEMPERATURES NOT CROSSABLE BY THE LIGHT THAT PARTIALLY COVERS THE BULB OF THE LAMP AND PROCEDURE FOR APPLYING THE COATING - Google Patents

ELECTRIC LAMP WITH A COATING RESISTANT TO HIGH TEMPERATURES NOT CROSSABLE BY THE LIGHT THAT PARTIALLY COVERS THE BULB OF THE LAMP AND PROCEDURE FOR APPLYING THE COATING

Info

Publication number
IT1008129B
IT1008129B IT4770374A IT4770374A IT1008129B IT 1008129 B IT1008129 B IT 1008129B IT 4770374 A IT4770374 A IT 4770374A IT 4770374 A IT4770374 A IT 4770374A IT 1008129 B IT1008129 B IT 1008129B
Authority
IT
Italy
Prior art keywords
coating
lamp
crossable
bulb
procedure
Prior art date
Application number
IT4770374A
Other languages
Italian (it)
Original Assignee
Marva Veb
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
Priority claimed from DD16823073A external-priority patent/DD102010A1/xx
Priority claimed from DD17525673A external-priority patent/DD108623A1/xx
Application filed by Marva Veb filed Critical Marva Veb
Application granted granted Critical
Publication of IT1008129B publication Critical patent/IT1008129B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
IT4770374A 1973-01-15 1974-01-14 ELECTRIC LAMP WITH A COATING RESISTANT TO HIGH TEMPERATURES NOT CROSSABLE BY THE LIGHT THAT PARTIALLY COVERS THE BULB OF THE LAMP AND PROCEDURE FOR APPLYING THE COATING IT1008129B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DD16823073A DD102010A1 (en) 1973-01-15 1973-01-15
DD17525673A DD108623A1 (en) 1973-12-11 1973-12-11

Publications (1)

Publication Number Publication Date
IT1008129B true IT1008129B (en) 1976-11-10

Family

ID=25747484

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4770374A IT1008129B (en) 1973-01-15 1974-01-14 ELECTRIC LAMP WITH A COATING RESISTANT TO HIGH TEMPERATURES NOT CROSSABLE BY THE LIGHT THAT PARTIALLY COVERS THE BULB OF THE LAMP AND PROCEDURE FOR APPLYING THE COATING

Country Status (5)

Country Link
DE (1) DE2363812C3 (en)
FR (1) FR2325182A1 (en)
GB (1) GB1422491A (en)
IT (1) IT1008129B (en)
SU (1) SU651430A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288713A (en) * 1979-11-23 1981-09-08 Gte Products Corporation Lamp having opaque coating
US4417008A (en) 1981-06-30 1983-11-22 Elkem Metals Company Improved color pigment for solvent-base paint formulations
US4420340A (en) * 1982-01-28 1983-12-13 Elkem Metals Company Color retention pigment for paint compositions using latex vehicles
JPS61101949A (en) * 1984-10-24 1986-05-20 東芝ライテック株式会社 Bulb
DE3827451C1 (en) * 1988-08-12 1989-10-12 Philips Patentverwaltung Gmbh, 2000 Hamburg, De
WO1996015548A1 (en) * 1994-11-10 1996-05-23 Philips Electronics N.V. Electric lamp
US6015592A (en) 1996-03-19 2000-01-18 Matsushita Electric Industrial Co., Ltd. Light-screening film paint for lamps, and light-screening film for lamps and producing method thereof
JP2891690B1 (en) * 1998-02-04 1999-05-17 松下電子工業株式会社 Lamp and its manufacturing method
WO2000002220A2 (en) * 1998-07-03 2000-01-13 Du Il Eom Color lamp
EP1921664A1 (en) 2006-11-09 2008-05-14 Koninklijke Philips Electronics N.V. Electric lamp with light-absorbing coating, precursor suspension for such a coating and method of making such a lamp

Also Published As

Publication number Publication date
GB1422491A (en) 1976-01-28
DE2363812B2 (en) 1979-10-18
DE2363812A1 (en) 1974-07-18
FR2325182B1 (en) 1978-02-10
FR2325182A1 (en) 1977-04-15
SU651430A1 (en) 1979-03-05
DE2363812C3 (en) 1980-07-10

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