DE1094375B - Vorratskathode fuer Kathodenstrahlroehren, bei welcher der aktive Stoff aus einer geschlossenen Kammer durch die Poren eines Sinterkoerpers an die Kathodenoberflaeche gelangt - Google Patents
Vorratskathode fuer Kathodenstrahlroehren, bei welcher der aktive Stoff aus einer geschlossenen Kammer durch die Poren eines Sinterkoerpers an die Kathodenoberflaeche gelangtInfo
- Publication number
- DE1094375B DE1094375B DEE9395A DEE0009395A DE1094375B DE 1094375 B DE1094375 B DE 1094375B DE E9395 A DEE9395 A DE E9395A DE E0009395 A DEE0009395 A DE E0009395A DE 1094375 B DE1094375 B DE 1094375B
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- active substance
- barium
- sintered body
- alloy
- 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.)
- Pending
Links
- 239000013543 active substance Substances 0.000 title claims description 17
- 239000011148 porous material Substances 0.000 title claims description 4
- 238000003860 storage Methods 0.000 title claims description 3
- 229910052788 barium Inorganic materials 0.000 claims description 15
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 229910045601 alloy Inorganic materials 0.000 claims description 11
- 239000000956 alloy Substances 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims description 9
- COHCXWLRUISKOO-UHFFFAOYSA-N [AlH3].[Ba] Chemical compound [AlH3].[Ba] COHCXWLRUISKOO-UHFFFAOYSA-N 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 7
- -1 barium-calcium-aluminum Chemical compound 0.000 claims description 4
- 230000000737 periodic effect Effects 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims description 3
- 229910052790 beryllium Inorganic materials 0.000 claims description 3
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 description 11
- 229910000600 Ba alloy Inorganic materials 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 238000005040 ion trap Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 239000010955 niobium Substances 0.000 description 1
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
Landscapes
- Powder Metallurgy (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU792046X | 1953-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1094375B true DE1094375B (de) | 1960-12-08 |
Family
ID=10980341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEE9395A Pending DE1094375B (de) | 1953-11-05 | 1954-08-09 | Vorratskathode fuer Kathodenstrahlroehren, bei welcher der aktive Stoff aus einer geschlossenen Kammer durch die Poren eines Sinterkoerpers an die Kathodenoberflaeche gelangt |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2798180A (enrdf_load_stackoverflow) |
| DE (1) | DE1094375B (enrdf_load_stackoverflow) |
| FR (1) | FR1112744A (enrdf_load_stackoverflow) |
| GB (1) | GB792046A (enrdf_load_stackoverflow) |
| HU (1) | HU143979A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3708687A1 (de) * | 1986-04-01 | 1987-10-08 | Ceradyne Inc | Vorratskathode und verfahren zu deren herstellung |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL89470C (enrdf_load_stackoverflow) * | 1953-03-04 | |||
| NL8105921A (nl) * | 1981-12-31 | 1983-07-18 | Philips Nv | Televisiekamerabuis. |
| KR920001335B1 (ko) * | 1989-11-10 | 1992-02-10 | 삼성전관 주식회사 | 디스펜서 음극 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL34189C (enrdf_load_stackoverflow) * | 1930-07-17 | |||
| US2131204A (en) * | 1936-01-15 | 1938-09-27 | Siemens Ag | Indirectly heated thermionic cathode |
| US2201167A (en) * | 1937-03-09 | 1940-05-21 | Germeshausen Kenneth Joseph | Gaseous-discharge device |
| US2647216A (en) * | 1950-04-01 | 1953-07-28 | Rca Corp | Dispenser cathode |
-
0
- HU HU143979D patent/HU143979A/hu unknown
-
1954
- 1954-08-09 DE DEE9395A patent/DE1094375B/de active Pending
- 1954-08-11 FR FR1112744D patent/FR1112744A/fr not_active Expired
- 1954-08-13 GB GB23626/54A patent/GB792046A/en not_active Expired
- 1954-10-29 US US465489A patent/US2798180A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3708687A1 (de) * | 1986-04-01 | 1987-10-08 | Ceradyne Inc | Vorratskathode und verfahren zu deren herstellung |
Also Published As
| Publication number | Publication date |
|---|---|
| FR1112744A (fr) | 1956-03-19 |
| GB792046A (en) | 1958-03-19 |
| HU143979A (enrdf_load_stackoverflow) | |
| US2798180A (en) | 1957-07-02 |
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