GB392678A - Improvements in and relating to electric discharge devices - Google Patents
Improvements in and relating to electric discharge devicesInfo
- Publication number
- GB392678A GB392678A GB4450/32A GB445032A GB392678A GB 392678 A GB392678 A GB 392678A GB 4450/32 A GB4450/32 A GB 4450/32A GB 445032 A GB445032 A GB 445032A GB 392678 A GB392678 A GB 392678A
- Authority
- GB
- United Kingdom
- Prior art keywords
- barium
- alkaline
- bodies
- produced
- alloys
- 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 5
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 5
- 229910052788 barium Inorganic materials 0.000 abstract 5
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 5
- 229910045601 alloy Inorganic materials 0.000 abstract 4
- 239000000956 alloy Substances 0.000 abstract 4
- 229910052751 metal Inorganic materials 0.000 abstract 3
- 239000002184 metal Substances 0.000 abstract 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- -1 barium Chemical class 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 239000012466 permeate Substances 0.000 abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- 239000000843 powder Substances 0.000 abstract 2
- 238000005245 sintering Methods 0.000 abstract 2
- 229910000600 Ba alloy Inorganic materials 0.000 abstract 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- 239000003870 refractory metal Substances 0.000 abstract 1
- 229910052715 tantalum Inorganic materials 0.000 abstract 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 239000010937 tungsten 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
- H01J9/047—Cathodes having impregnated bodies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S29/00—Metal working
- Y10S29/031—Pressing powder with other step
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/1216—Continuous interengaged phases of plural metals, or oriented fiber containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/1216—Continuous interengaged phases of plural metals, or oriented fiber containing
- Y10T428/12174—Mo or W containing
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE392678X | 1931-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB392678A true GB392678A (en) | 1933-05-25 |
Family
ID=6387059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4450/32A Expired GB392678A (en) | 1931-02-14 | 1932-02-15 | Improvements in and relating to electric discharge devices |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1902478A (enrdf_load_stackoverflow) |
| FR (1) | FR731184A (enrdf_load_stackoverflow) |
| GB (1) | GB392678A (enrdf_load_stackoverflow) |
| NL (1) | NL37166C (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2422439A (en) * | 1943-01-29 | 1947-06-17 | American Electro Metal Corp | Method of manufacturing composite structural materials |
| US2934482A (en) * | 1950-09-07 | 1960-04-26 | Brooks Harvey | Nuclear reactor fuel element and method of manufacture |
| US2881068A (en) * | 1952-04-28 | 1959-04-07 | Wargons Ab | Method of treating a ferrous melt with a porous sintered metal body impregnated with a treating agent |
| US5007475A (en) * | 1988-11-10 | 1991-04-16 | Lanxide Technology Company, Lp | Method for forming metal matrix composite bodies containing three-dimensionally interconnected co-matrices and products produced thereby |
-
0
- NL NL37166D patent/NL37166C/xx active
-
1932
- 1932-02-09 FR FR731184D patent/FR731184A/fr not_active Expired
- 1932-02-11 US US592450A patent/US1902478A/en not_active Expired - Lifetime
- 1932-02-15 GB GB4450/32A patent/GB392678A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL37166C (enrdf_load_stackoverflow) | |
| FR731184A (fr) | 1932-08-30 |
| US1902478A (en) | 1933-03-21 |
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