IT1075605B - Lampadina elettrica ad incandescenza operante mediante un ciclo di alogeno - Google Patents

Lampadina elettrica ad incandescenza operante mediante un ciclo di alogeno

Info

Publication number
IT1075605B
IT1075605B IT1916677A IT1916677A IT1075605B IT 1075605 B IT1075605 B IT 1075605B IT 1916677 A IT1916677 A IT 1916677A IT 1916677 A IT1916677 A IT 1916677A IT 1075605 B IT1075605 B IT 1075605B
Authority
IT
Italy
Prior art keywords
incandescent bulb
halogen cycle
electric incandescent
bulb operating
operating
Prior art date
Application number
IT1916677A
Other languages
English (en)
Italian (it)
Original Assignee
Thorn Lighting Ltd
Ici Ltd
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 Thorn Lighting Ltd, Ici Ltd filed Critical Thorn Lighting Ltd
Application granted granted Critical
Publication of IT1075605B publication Critical patent/IT1075605B/it

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
IT1916677A 1976-01-12 1977-01-11 Lampadina elettrica ad incandescenza operante mediante un ciclo di alogeno IT1075605B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB104576A GB1571194A (en) 1976-01-12 1976-01-12 Internal protective coating for incandescent lamps

Publications (1)

Publication Number Publication Date
IT1075605B true IT1075605B (it) 1985-04-22

Family

ID=9715212

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1916677A IT1075605B (it) 1976-01-12 1977-01-11 Lampadina elettrica ad incandescenza operante mediante un ciclo di alogeno

Country Status (13)

Country Link
JP (1) JPS52101881A (da)
AU (1) AU507484B2 (da)
BE (1) BE850296A (da)
CA (1) CA1097991A (da)
DE (1) DE2701051A1 (da)
DK (1) DK11577A (da)
FR (1) FR2337939A1 (da)
GB (1) GB1571194A (da)
IE (1) IE44478B1 (da)
IT (1) IT1075605B (da)
LU (1) LU76555A1 (da)
NL (1) NL185881C (da)
SE (1) SE437743B (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD143980A1 (de) * 1979-07-13 1980-09-17 Hasso Meinert Gluehlampe mit einem fluor-kreisprozess
DE3139294A1 (de) * 1981-10-02 1983-04-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Halogengluehlampe und verfahren zum schutz ihrer innenoberflaeche
JPS5958753A (ja) * 1982-09-28 1984-04-04 株式会社東芝 白熱電球
GB8428881D0 (en) * 1984-11-15 1984-12-27 Atomic Energy Authority Uk Light scattering coatings
DE102008061776A1 (de) 2008-12-11 2010-06-17 Osram Gesellschaft mit beschränkter Haftung Halogenglühlampe
DE102010042557A1 (de) 2009-10-21 2011-04-28 Osram Gesellschaft mit beschränkter Haftung Halogenglühlampe

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT175628B (de) * 1950-07-12 1953-07-25 Egyesuelt Izzolampa Glühlampe und Verfahren zu deren Herstellung
FR1139217A (fr) * 1954-02-26 1957-06-26 Philips Nv Lampe à incandescence
FR1375567A (fr) * 1963-11-27 1964-10-16 Philips Nv Lampe à incandescence à atmosphère gazeuse
HU162781B (da) * 1971-12-22 1973-04-28

Also Published As

Publication number Publication date
FR2337939A1 (fr) 1977-08-05
DE2701051A1 (de) 1977-07-21
FR2337939B1 (da) 1980-09-05
DE2701051C2 (da) 1988-08-11
AU507484B2 (en) 1980-02-14
GB1571194A (en) 1980-07-09
NL7700150A (nl) 1977-07-14
IE44478B1 (en) 1981-12-16
CA1097991A (en) 1981-03-24
AU2126977A (en) 1978-07-20
NL185881B (nl) 1990-03-01
IE44478L (en) 1977-07-12
LU76555A1 (da) 1977-06-17
SE437743B (sv) 1985-03-11
NL185881C (nl) 1990-08-01
SE7700252L (sv) 1977-07-13
BE850296A (fr) 1977-07-12
JPS52101881A (en) 1977-08-26
DK11577A (da) 1977-07-13

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