GB647944A - Improvements in or relating to vacuum electron discharge tubes - Google Patents
Improvements in or relating to vacuum electron discharge tubesInfo
- Publication number
- GB647944A GB647944A GB19073/46A GB1907346A GB647944A GB 647944 A GB647944 A GB 647944A GB 19073/46 A GB19073/46 A GB 19073/46A GB 1907346 A GB1907346 A GB 1907346A GB 647944 A GB647944 A GB 647944A
- Authority
- GB
- United Kingdom
- Prior art keywords
- electron discharge
- tube
- oxide
- vacuum electron
- relating
- Prior art date
- 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.)
- Expired
Links
- KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Inorganic materials [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 abstract 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 1
- 239000000292 calcium oxide Substances 0.000 abstract 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 1
- 239000000460 chlorine Substances 0.000 abstract 1
- 229910052801 chlorine Inorganic materials 0.000 abstract 1
- 150000001805 chlorine compounds Chemical class 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 231100000572 poisoning Toxicity 0.000 abstract 1
- 230000000607 poisoning effect Effects 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 239000011787 zinc oxide Substances 0.000 abstract 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N zinc oxide Inorganic materials [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract 1
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
- H01J17/22—Means for obtaining or maintaining the desired pressure within the tube
- H01J17/24—Means for absorbing or adsorbing gas, e.g. by gettering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
- H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
- H01J5/08—Vessels; Containers; Shields associated therewith; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
- H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
- H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
- H01J7/183—Composition or manufacture of getters
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamp (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL647944X | 1942-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB647944A true GB647944A (en) | 1950-12-28 |
Family
ID=19791972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB19073/46A Expired GB647944A (en) | 1942-05-02 | 1946-06-26 | Improvements in or relating to vacuum electron discharge tubes |
Country Status (6)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3603704A (en) * | 1968-10-28 | 1971-09-07 | Getters Spa | Radiant heat reflection in devices such as getter pumps |
| DE1947413A1 (de) * | 1968-10-28 | 1970-04-30 | Getters Spa | Getterpumpe zur Erzeugung und Aufrechterhaltung eines Vakuums in geschlossenen Gefaessen |
| CH631575A5 (de) * | 1978-04-28 | 1982-08-13 | Bbc Brown Boveri & Cie | Verfahren zur lebensdauererhoehung eines gasentladungsgefaesses. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1552128A (en) * | 1923-05-19 | 1925-09-01 | Ettinger Max | Incandescent lamp or the like |
| US1552310A (en) * | 1923-07-24 | 1925-09-01 | Gen Electric | Electrode for discharge tubes |
| US1897471A (en) * | 1926-09-11 | 1933-02-14 | Gen Electric Vapor Lamp Co | Regulator |
-
0
- NL NL61150D patent/NL61150C/xx active
- BE BE450734D patent/BE450734A/xx unknown
-
1943
- 1943-05-12 DE DEN2377D patent/DE862806C/de not_active Expired
- 1943-06-08 FR FR895292D patent/FR895292A/fr not_active Expired
-
1946
- 1946-05-14 US US669513A patent/US2482043A/en not_active Expired - Lifetime
- 1946-06-26 GB GB19073/46A patent/GB647944A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR895292A (fr) | 1945-01-19 |
| BE450734A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| DE862806C (de) | 1953-01-12 |
| NL61150C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| US2482043A (en) | 1949-09-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB647944A (en) | Improvements in or relating to vacuum electron discharge tubes | |
| GB613946A (en) | Improvements in or relating to thermionic tubes having a secondary-emission electrode | |
| GB261003A (en) | Luminous electric discharge tubes | |
| GB384351A (en) | An improved method of producing metal vapour in vacuum or gas-filled discharge tubes | |
| GB539897A (en) | Improvements in or relating to electron discharge devices | |
| GB668141A (en) | Improvements relating to magnetrons | |
| GB822553A (en) | Electric low-pressure discharge tubes, more particularly fluorescent lamps | |
| GB932187A (en) | Improvements in and relating to colour television | |
| GB582444A (en) | Improvements in and relating to cathode ray tubes | |
| GB612718A (en) | Improvements in and relating to electric discharge lamps | |
| GB356407A (en) | Improvements in or relating to electric discharge tubes | |
| GB921162A (en) | Improvements in or relating to methods of manufacturing sodium-vapour discharge tubes | |
| GB966526A (en) | Improvements in or relating to the manufacture of low pressure mercury vapour fluorescent electric discharge lamps | |
| GB532941A (en) | Improvements in electric discharge lamps comprising luminescent materials | |
| GB419045A (en) | Improvements in luminous electric discharge lamps | |
| GB600083A (en) | Improvements in or relating to gaseous discharge lamps | |
| GB311294A (en) | Improvements in and relating to electric discharge devices | |
| AU113136B2 (en) | Improvements in getters or getter compounds for vacuum tubes such as electron discharge devices | |
| GB608590A (en) | Improvements in mercury-arc discharge devices of the kind having a mercury-pool cathode | |
| GB597503A (en) | Improvements in or relating to electric discharge tubes | |
| GB413959A (en) | Improvements in luminous electric discharge tubes | |
| GB599477A (en) | Improvements in and relating to infra-red generators | |
| GB637385A (en) | Improved process of manufacturing cathodes for electric discharge tubes | |
| GB230492A (en) | Improvements in and relating to electric discharge vessels, tubes or the like | |
| GB854875A (en) | Improvements in or relating to luminescent screens |