FR2199191A1 - - Google Patents
Info
- Publication number
- FR2199191A1 FR2199191A1 FR7332770A FR7332770A FR2199191A1 FR 2199191 A1 FR2199191 A1 FR 2199191A1 FR 7332770 A FR7332770 A FR 7332770A FR 7332770 A FR7332770 A FR 7332770A FR 2199191 A1 FR2199191 A1 FR 2199191A1
- 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
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
- H01J17/066—Cold cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
- H01J2893/0065—Electrode systems
- H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7212336,A NL170680C (nl) | 1972-09-12 | 1972-09-12 | Werkwijze voor het vervaardigen van een gas- en/of dampontladingsbuis voorzien van ten minste een nikkel en aluminium bevattende elektrode en een met behulp van deze werkwijze vervaardigde gas- en/of dampontladingsbuis. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2199191A1 true FR2199191A1 (cs) | 1974-04-05 |
FR2199191B1 FR2199191B1 (cs) | 1976-10-01 |
Family
ID=19816914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7332770A Expired FR2199191B1 (cs) | 1972-09-12 | 1973-09-12 |
Country Status (13)
Country | Link |
---|---|
US (1) | US3908252A (cs) |
JP (2) | JPS4968570A (cs) |
AR (1) | AR198237A1 (cs) |
AT (1) | AT338932B (cs) |
BE (1) | BE804697A (cs) |
CA (1) | CA983091A (cs) |
CH (1) | CH559429A5 (cs) |
DE (1) | DE2342494C2 (cs) |
ES (1) | ES418626A1 (cs) |
FR (1) | FR2199191B1 (cs) |
GB (1) | GB1389620A (cs) |
IT (1) | IT999551B (cs) |
NL (1) | NL170680C (cs) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4047101A (en) * | 1976-01-08 | 1977-09-06 | Westinghouse Electric Corporation | Filament for alkali metal ionization detector |
US5036243A (en) * | 1989-12-18 | 1991-07-30 | Cocks Franklin H | Glass plate illumination device sign with integral electrodes of particular thermal resistance |
US5911613A (en) * | 1998-03-16 | 1999-06-15 | Byrum; Bernard W. | Luminous gas discharge display |
JP3498072B2 (ja) * | 2001-06-25 | 2004-02-16 | 炳霖 ▲楊▼ | 放電ランプ用発光体 |
GB0523478D0 (en) * | 2005-11-18 | 2005-12-28 | Lg Philips Displays B V | Improvements in and relating to electrodes |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE868026C (de) * | 1941-01-28 | 1953-02-23 | Telefunken Gmbh | Verfahren zur Herstellung einer nicht als Gluehkathode dienenden Elektrode fuer ein elektrisches Entladungsgefaess |
DE886088C (de) * | 1944-07-26 | 1953-08-10 | Trierer Walzwerk Ag | Verfahren zum Herstellen von alitierten Gluehgeraeten und aehnlichen Gegenstaenden, die zunderfest sein sollen |
US2459511A (en) * | 1946-10-04 | 1949-01-18 | Gen Electric | Negative glow lamp |
DE932858C (de) * | 1953-01-13 | 1955-09-12 | Telefunken Gmbh | Verfahren zur Behandlung von Elektroden oder Elektrodenwerktoffen fuer elektrische Entladungsroehren zwecks Verleihung eines hohen Waermeabstrahlungsvermoegens unter Verwendung eines mit Aluminium ueberzogenen Ausgangsmaterials, das mit dem Aluminiumueberzug bei Erhitzung intermetallische Verbindungen eingeht |
US3530559A (en) * | 1968-03-12 | 1970-09-29 | Sylvania Electric Prod | Anode electrode fabrication |
US3753024A (en) * | 1972-03-20 | 1973-08-14 | Gen Electric | Glow lamp with nickel-plated electrodes |
JPS4946784U (cs) * | 1972-07-26 | 1974-04-24 |
-
1972
- 1972-09-12 NL NLAANVRAGE7212336,A patent/NL170680C/xx not_active IP Right Cessation
-
1973
- 1973-08-01 AR AR249400A patent/AR198237A1/es active
- 1973-08-20 US US389676A patent/US3908252A/en not_active Expired - Lifetime
- 1973-08-23 DE DE2342494A patent/DE2342494C2/de not_active Expired
- 1973-09-07 GB GB4213373A patent/GB1389620A/en not_active Expired
- 1973-09-07 IT IT69682/73A patent/IT999551B/it active
- 1973-09-08 JP JP48100784A patent/JPS4968570A/ja active Pending
- 1973-09-10 CH CH1294373A patent/CH559429A5/xx not_active IP Right Cessation
- 1973-09-10 BE BE135527A patent/BE804697A/xx unknown
- 1973-09-10 ES ES418626A patent/ES418626A1/es not_active Expired
- 1973-09-10 AT AT782073A patent/AT338932B/de not_active IP Right Cessation
- 1973-09-12 CA CA180,887A patent/CA983091A/en not_active Expired
- 1973-09-12 FR FR7332770A patent/FR2199191B1/fr not_active Expired
-
1980
- 1980-05-31 JP JP1980076238U patent/JPS565363U/ja active Pending
Non-Patent Citations (1)
Title |
---|
NEANT * |
Also Published As
Publication number | Publication date |
---|---|
DE2342494C2 (de) | 1983-04-07 |
GB1389620A (en) | 1975-04-03 |
JPS4968570A (cs) | 1974-07-03 |
US3908252A (en) | 1975-09-30 |
AT338932B (de) | 1977-09-26 |
DE2342494A1 (de) | 1974-03-28 |
AR198237A1 (es) | 1974-06-07 |
BE804697A (fr) | 1974-03-11 |
NL170680B (nl) | 1982-07-01 |
CH559429A5 (cs) | 1975-02-28 |
NL170680C (nl) | 1982-12-01 |
ATA782073A (de) | 1977-01-15 |
NL7212336A (cs) | 1974-03-14 |
IT999551B (it) | 1976-03-10 |
JPS565363U (cs) | 1981-01-17 |
CA983091A (en) | 1976-02-03 |
ES418626A1 (es) | 1976-07-01 |
FR2199191B1 (cs) | 1976-10-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |