FR2150908A1 - - Google Patents
Info
- Publication number
- FR2150908A1 FR2150908A1 FR7230532A FR7230532A FR2150908A1 FR 2150908 A1 FR2150908 A1 FR 2150908A1 FR 7230532 A FR7230532 A FR 7230532A FR 7230532 A FR7230532 A FR 7230532A FR 2150908 A1 FR2150908 A1 FR 2150908A1
- Authority
- FR
- France
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
- H01J61/26—Means for absorbing or adsorbing gas, e.g. by gettering; Means for preventing blackening of the envelope
-
- 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
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7111885,A NL169533C (nl) | 1971-08-28 | 1971-08-28 | Lagedrukkwikdampontladingslamp. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2150908A1 true FR2150908A1 (fr) | 1973-04-13 |
FR2150908B1 FR2150908B1 (fr) | 1976-08-13 |
Family
ID=19813905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7230532A Expired FR2150908B1 (fr) | 1971-08-28 | 1972-08-28 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3809944A (fr) |
JP (2) | JPS4835680A (fr) |
BE (1) | BE788095A (fr) |
CA (1) | CA958753A (fr) |
DE (1) | DE2238927A1 (fr) |
FR (1) | FR2150908B1 (fr) |
GB (1) | GB1339099A (fr) |
NL (1) | NL169533C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031556A1 (fr) * | 1979-12-27 | 1981-07-08 | COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL S.A. dite: | Source d'éclairage pour analyse ligne par ligne d'un document |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963954A (en) * | 1974-11-25 | 1976-06-15 | Gte Sylvania Incorporated | Fluorescent lamp having indium oxide conductive coating and a protective coating therefor |
US3967153A (en) * | 1974-11-25 | 1976-06-29 | Gte Sylvania Incorporated | Fluorescent lamp having electrically conductive coating and a protective coating therefor |
US4061946A (en) * | 1975-10-06 | 1977-12-06 | Gte Sylvania Incorporated | Fluorescent lamp having zero back brightness |
NL180263C (nl) * | 1975-11-04 | 1987-01-16 | Philips Nv | Werkwijze voor het aanbrengen van een laag van een suspensie en/of oplossing op de binnenwand van een buisvormige lamp, alsmede inrichting voor het uitvoeren van deze werkwijze. |
US4070570A (en) * | 1976-06-29 | 1978-01-24 | General Energy Development Corporation | Lighting apparatus |
NL7612882A (nl) * | 1976-11-19 | 1978-05-23 | Philips Nv | Lagedrukkwikdampontladingslamp. |
US4265950A (en) * | 1979-11-27 | 1981-05-05 | Westinghouse Electric Corp. | Phosphor-coating composition and method for electric discharge lamp |
JPS61230203A (ja) * | 1985-03-29 | 1986-10-14 | 東芝ライテック株式会社 | ランプユニツト |
WO1996006451A1 (fr) * | 1994-08-25 | 1996-02-29 | Philips Electronics N.V. | Lampe a vapeur de mercure a basse pression |
US6456005B1 (en) * | 2000-10-31 | 2002-09-24 | General Electric Company | Materials and methods for application of conducting members on arc tubes |
DE10058852A1 (de) * | 2000-11-27 | 2002-06-06 | Raylux Gmbh | Kompakte elektrodenlose Niederdruck-Gasentladungslampe mit erhöhter Lebensdauer |
JP3929265B2 (ja) * | 2001-07-31 | 2007-06-13 | 富士通株式会社 | ガス放電管内への電子放出膜形成方法 |
US6841939B2 (en) * | 2002-04-08 | 2005-01-11 | General Electric Company | Fluorescent lamp |
JP4303925B2 (ja) * | 2002-08-19 | 2009-07-29 | 篠田プラズマ株式会社 | 金属酸化膜の形成方法及びガス放電管の2次電子放出膜形成方法 |
US7378797B2 (en) * | 2005-12-16 | 2008-05-27 | General Electric Company | Fluorescent lamp with conductive coating |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3067356A (en) * | 1960-04-06 | 1962-12-04 | Sylvania Electric Prod | Fluorescent lamp |
-
1971
- 1971-08-28 NL NLAANVRAGE7111885,A patent/NL169533C/xx not_active IP Right Cessation
-
1972
- 1972-08-08 DE DE2238927A patent/DE2238927A1/de not_active Withdrawn
- 1972-08-24 CA CA150,089A patent/CA958753A/en not_active Expired
- 1972-08-25 GB GB3972972A patent/GB1339099A/en not_active Expired
- 1972-08-25 JP JP47084677A patent/JPS4835680A/ja active Pending
- 1972-08-25 US US00283843A patent/US3809944A/en not_active Expired - Lifetime
- 1972-08-28 FR FR7230532A patent/FR2150908B1/fr not_active Expired
- 1972-08-28 BE BE788095D patent/BE788095A/fr unknown
-
1978
- 1978-11-15 JP JP1978158019U patent/JPS5472385U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0031556A1 (fr) * | 1979-12-27 | 1981-07-08 | COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL S.A. dite: | Source d'éclairage pour analyse ligne par ligne d'un document |
EP0031556B1 (fr) * | 1979-12-27 | 1983-06-29 | COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL S.A. dite: | Source d'éclairage pour analyse ligne par ligne d'un document |
Also Published As
Publication number | Publication date |
---|---|
US3809944A (en) | 1974-05-07 |
NL7111885A (fr) | 1973-03-02 |
DE2238927A1 (de) | 1973-03-01 |
CA958753A (en) | 1974-12-03 |
NL169533C (nl) | 1982-07-16 |
FR2150908B1 (fr) | 1976-08-13 |
NL169533B (nl) | 1982-02-16 |
BE788095A (fr) | 1973-02-28 |
JPS4835680A (fr) | 1973-05-25 |
GB1339099A (en) | 1973-11-28 |
JPS5472385U (fr) | 1979-05-23 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |