SE391836B - Elektrisk volframhalogenglodlampa och sett att framstella densamma - Google Patents
Elektrisk volframhalogenglodlampa och sett att framstella densammaInfo
- Publication number
- SE391836B SE391836B SE7400620A SE7400620A SE391836B SE 391836 B SE391836 B SE 391836B SE 7400620 A SE7400620 A SE 7400620A SE 7400620 A SE7400620 A SE 7400620A SE 391836 B SE391836 B SE 391836B
- Authority
- SE
- Sweden
- Prior art keywords
- volframhalogen
- flude
- lamp
- produce
- electric
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Paper (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Chemical Treatment Of Metals (AREA)
- Chemically Coating (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB295273A GB1456242A (en) | 1973-01-19 | 1973-01-19 | Incandescent lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
SE391836B true SE391836B (sv) | 1977-02-28 |
Family
ID=9749149
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7400620A SE391836B (sv) | 1973-01-19 | 1974-01-17 | Elektrisk volframhalogenglodlampa och sett att framstella densamma |
Country Status (14)
Country | Link |
---|---|
US (1) | US3902091A (sv) |
JP (1) | JPS5818744B2 (sv) |
BE (1) | BE809912A (sv) |
CA (1) | CA986980A (sv) |
DE (1) | DE2402136C3 (sv) |
DK (1) | DK140963B (sv) |
FR (1) | FR2214969B1 (sv) |
GB (1) | GB1456242A (sv) |
IE (1) | IE38743B1 (sv) |
IT (1) | IT1003464B (sv) |
LU (1) | LU69186A1 (sv) |
NL (1) | NL177538C (sv) |
SE (1) | SE391836B (sv) |
ZA (1) | ZA74275B (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3982046A (en) * | 1973-01-19 | 1976-09-21 | Thorn Lighting Limited | Incandescent lamps |
US4256988A (en) * | 1977-01-17 | 1981-03-17 | Thorn Lighting Limited | Incandescent halogen lamp with protective envelope coating |
US4185922A (en) * | 1977-01-17 | 1980-01-29 | Thorn Electrical Industries Limited | Method of introducing fluorine into a lamp |
US4288713A (en) * | 1979-11-23 | 1981-09-08 | Gte Products Corporation | Lamp having opaque coating |
US5473226A (en) * | 1993-11-16 | 1995-12-05 | Osram Sylvania Inc. | Incandescent lamp having hardglass envelope with internal barrier layer |
DE4410968A1 (de) * | 1994-03-29 | 1995-10-05 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Quecksilberhochdrucklampe |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR747667A (fr) * | 1931-12-18 | 1933-06-22 | Lampes Sa | Verre composite destiné à la fabrication des lampes |
US2393469A (en) * | 1942-08-03 | 1946-01-22 | Corning Glass Works | Fluorescent glass and lamp made therefrom |
-
1973
- 1973-01-19 GB GB295273A patent/GB1456242A/en not_active Expired
-
1974
- 1974-01-14 IE IE78/74A patent/IE38743B1/xx unknown
- 1974-01-15 CA CA190,139A patent/CA986980A/en not_active Expired
- 1974-01-15 ZA ZA00740275A patent/ZA74275B/xx unknown
- 1974-01-17 DK DK24674AA patent/DK140963B/da not_active Application Discontinuation
- 1974-01-17 SE SE7400620A patent/SE391836B/sv unknown
- 1974-01-17 DE DE2402136A patent/DE2402136C3/de not_active Expired
- 1974-01-17 LU LU69186A patent/LU69186A1/xx unknown
- 1974-01-18 US US434381A patent/US3902091A/en not_active Expired - Lifetime
- 1974-01-18 BE BE139957A patent/BE809912A/xx unknown
- 1974-01-19 JP JP49008913A patent/JPS5818744B2/ja not_active Expired
- 1974-01-21 IT IT19617/74A patent/IT1003464B/it active
- 1974-01-21 NL NLAANVRAGE7400812,A patent/NL177538C/xx not_active IP Right Cessation
- 1974-01-21 FR FR7401912A patent/FR2214969B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3902091A (en) | 1975-08-26 |
ZA74275B (en) | 1975-05-28 |
DE2402136B2 (de) | 1978-04-13 |
IT1003464B (it) | 1976-06-10 |
DE2402136A1 (de) | 1974-07-25 |
DE2402136C3 (de) | 1978-12-07 |
BE809912A (fr) | 1974-05-16 |
DK140963B (da) | 1979-12-10 |
AU6468174A (en) | 1975-07-24 |
CA986980A (en) | 1976-04-06 |
JPS5818744B2 (ja) | 1983-04-14 |
IE38743L (en) | 1974-07-19 |
FR2214969B1 (sv) | 1977-06-10 |
NL177538B (nl) | 1985-05-01 |
DK140963C (sv) | 1980-05-27 |
LU69186A1 (sv) | 1974-04-08 |
GB1456242A (en) | 1976-11-24 |
NL177538C (nl) | 1985-10-01 |
FR2214969A1 (sv) | 1974-08-19 |
IE38743B1 (en) | 1978-03-29 |
NL7400812A (sv) | 1974-07-23 |
JPS49104482A (sv) | 1974-10-03 |
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