GB1232523A - - Google Patents
Info
- Publication number
- GB1232523A GB1232523A GB1232523DA GB1232523A GB 1232523 A GB1232523 A GB 1232523A GB 1232523D A GB1232523D A GB 1232523DA GB 1232523 A GB1232523 A GB 1232523A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mol
- per cent
- lab
- july
- earth metal
- 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
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 2
- 239000010406 cathode material Substances 0.000 abstract 2
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 abstract 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 1
- 101100150279 Caenorhabditis elegans srb-6 gene Proteins 0.000 abstract 1
- -1 alkaline earth metal carbonate Chemical class 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- 229910052796 boron Inorganic materials 0.000 abstract 1
- 229910052746 lanthanum Inorganic materials 0.000 abstract 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000003746 solid phase reaction Methods 0.000 abstract 1
- 239000006104 solid solution Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
- H01J9/042—Manufacture, activation of the emissive part
-
- 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
- H01J1/14—Solid thermionic cathodes characterised by the material
- H01J1/148—Solid thermionic cathodes characterised by the material with compounds having metallic conductive properties, e.g. lanthanum boride, as an emissive material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BG1032768 | 1968-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1232523A true GB1232523A (cg-RX-API-DMAC10.html) | 1971-05-19 |
Family
ID=3897315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1232523D Expired GB1232523A (cg-RX-API-DMAC10.html) | 1968-07-16 | 1969-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1232523A (cg-RX-API-DMAC10.html) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5051660A (cg-RX-API-DMAC10.html) * | 1973-09-07 | 1975-05-08 | ||
| JPS5074965A (cg-RX-API-DMAC10.html) * | 1973-11-02 | 1975-06-19 | ||
| JPS50118658A (cg-RX-API-DMAC10.html) * | 1974-03-01 | 1975-09-17 | ||
| US3932314A (en) * | 1973-09-05 | 1976-01-13 | Hitachi, Ltd. | Hexaboride electron emissive material |
| US4200555A (en) | 1978-07-27 | 1980-04-29 | Bell Telephone Laboratories, Incorporated | Low work function hexaboride electron source |
-
1969
- 1969-07-16 GB GB1232523D patent/GB1232523A/en not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3932314A (en) * | 1973-09-05 | 1976-01-13 | Hitachi, Ltd. | Hexaboride electron emissive material |
| JPS5051660A (cg-RX-API-DMAC10.html) * | 1973-09-07 | 1975-05-08 | ||
| JPS5074965A (cg-RX-API-DMAC10.html) * | 1973-11-02 | 1975-06-19 | ||
| JPS50118658A (cg-RX-API-DMAC10.html) * | 1974-03-01 | 1975-09-17 | ||
| US4200555A (en) | 1978-07-27 | 1980-04-29 | Bell Telephone Laboratories, Incorporated | Low work function hexaboride electron source |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |