GB996970A - Emissive elements - Google Patents
Emissive elementsInfo
- Publication number
- GB996970A GB996970A GB24249/61A GB2424961A GB996970A GB 996970 A GB996970 A GB 996970A GB 24249/61 A GB24249/61 A GB 24249/61A GB 2424961 A GB2424961 A GB 2424961A GB 996970 A GB996970 A GB 996970A
- Authority
- GB
- United Kingdom
- Prior art keywords
- forming
- matrix
- oxide
- dispersed
- niobium
- 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
- 239000011159 matrix material Substances 0.000 abstract 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229910052750 molybdenum Inorganic materials 0.000 abstract 2
- 239000011733 molybdenum Substances 0.000 abstract 2
- 229910052758 niobium Inorganic materials 0.000 abstract 2
- 239000010955 niobium Substances 0.000 abstract 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- 238000005096 rolling process Methods 0.000 abstract 2
- 229910052715 tantalum Inorganic materials 0.000 abstract 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 2
- 229910052721 tungsten Inorganic materials 0.000 abstract 2
- 239000010937 tungsten Substances 0.000 abstract 2
- 229910052720 vanadium Inorganic materials 0.000 abstract 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 abstract 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- 229910052776 Thorium Inorganic materials 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 229910017052 cobalt Inorganic materials 0.000 abstract 1
- 239000010941 cobalt Substances 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 239000002360 explosive Substances 0.000 abstract 1
- 238000001125 extrusion Methods 0.000 abstract 1
- 238000005242 forging Methods 0.000 abstract 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 239000010931 gold Substances 0.000 abstract 1
- 229910052735 hafnium Inorganic materials 0.000 abstract 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052741 iridium Inorganic materials 0.000 abstract 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical group [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000001247 metal acetylides Chemical class 0.000 abstract 1
- 229910044991 metal oxide Inorganic materials 0.000 abstract 1
- 150000004706 metal oxides Chemical class 0.000 abstract 1
- 239000011259 mixed solution Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 150000004767 nitrides Chemical class 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 229910052761 rare earth metal Inorganic materials 0.000 abstract 1
- 150000002910 rare earth metals Chemical class 0.000 abstract 1
- 229910021332 silicide Inorganic materials 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 238000005245 sintering Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J45/00—Discharge tubes functioning as thermionic generators
-
- 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
-
- 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
Landscapes
- Powder Metallurgy (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US40683A US3134924A (en) | 1960-07-05 | 1960-07-05 | Emissive materials of a metal matrix with molecularly dispersed additives |
| US153344A US3139541A (en) | 1960-07-05 | 1961-11-20 | Generation of power using emissive materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB996970A true GB996970A (en) | 1965-06-30 |
Family
ID=26717294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB24249/61A Expired GB996970A (en) | 1960-07-05 | 1961-07-05 | Emissive elements |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3139541A (en, 2012) |
| DE (1) | DE1169593B (en, 2012) |
| GB (1) | GB996970A (en, 2012) |
| NL (1) | NL266639A (en, 2012) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2344936A1 (de) * | 1973-07-09 | 1975-02-06 | Bbc Brown Boveri & Cie | Thermische kathode fuer elektronenroehren und verfahren zu deren herstellung |
| GB2157711A (en) * | 1984-04-04 | 1985-10-30 | Krebsoege Gmbh Sintermetall | Improvements relating to tough material for tools and/or wearing parts |
| GB2176807A (en) * | 1985-06-19 | 1987-01-07 | Asahi Glass Co Ltd | Zrb2-containing sintered cermet |
| DK155529B (da) * | 1976-03-31 | 1989-04-17 | Permascand Ab | Elektrode til smeltet saltelektrolyse |
| EP0559283A1 (de) * | 1992-03-05 | 1993-09-08 | Philips Patentverwaltung GmbH | Kathode mit einem porösen Kathodenelement |
| GB2275054A (en) * | 1993-02-10 | 1994-08-17 | Rank Brimar Ltd | Tungsten articles and method for making them |
| GB2288908A (en) * | 1994-04-27 | 1995-11-01 | Rowan Technologies Ltd | Ceramic thermocouple |
| DE102006024437A1 (de) * | 2006-05-24 | 2007-11-29 | Siemens Ag | Röntgenstrahler |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3273005A (en) * | 1963-04-01 | 1966-09-13 | Gen Electric | Electron emitter utilizing nitride emissive material |
| US3374386A (en) * | 1964-11-02 | 1968-03-19 | Field Emission Corp | Field emission cathode having tungsten miller indices 100 plane coated with zirconium, hafnium or magnesium on oxygen binder |
| GB1137124A (en) * | 1964-12-23 | 1968-12-18 | Nat Res Dev | Thermionic electron emitter |
| US4165473A (en) * | 1976-06-21 | 1979-08-21 | Varian Associates, Inc. | Electron tube with dispenser cathode |
| DE4421793A1 (de) * | 1994-06-22 | 1996-01-04 | Siemens Ag | Thermionischer Elektronenemitter für eine Elektronenröhre |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE393048C (de) * | 1919-06-17 | 1924-03-28 | Patra Patent Treuhand | Durch Glimmentladung zu betreibende elektrische Entladungsroehre |
| DE560552C (de) * | 1923-09-15 | 1932-10-05 | Patra Patent Treuhand | Verfahren zur Herstellung von kalten Kathoden fuer Gasentladungsroehren |
| AT119231B (de) * | 1928-07-13 | 1930-10-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Elektrische Leuchtröhre. |
| US1922244A (en) * | 1930-09-13 | 1933-08-15 | Fansteel Prod Co Inc | Electrode and method of making the same |
| GB569651A (en) * | 1939-01-27 | 1945-06-04 | Siemens Electric Lamps & Suppl | Improvements in or relating to electric discharge lamps |
| NL96177C (en, 2012) * | 1952-02-27 | |||
| DE967660C (de) * | 1952-10-04 | 1957-12-05 | Telefunken Gmbh | Emissionsschichttraeger fuer unmittelbar oder mittelbar geheizte Oxydkathoden in elektrischen Entladungsroehren |
| US2915652A (en) * | 1956-04-18 | 1959-12-01 | Thermo Electron Eng Corp | Conversion of thermal energy into electrical energy |
-
0
- NL NL266639D patent/NL266639A/xx unknown
-
1961
- 1961-07-05 GB GB24249/61A patent/GB996970A/en not_active Expired
- 1961-07-05 DE DEM49572A patent/DE1169593B/de active Pending
- 1961-11-20 US US153344A patent/US3139541A/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2344936A1 (de) * | 1973-07-09 | 1975-02-06 | Bbc Brown Boveri & Cie | Thermische kathode fuer elektronenroehren und verfahren zu deren herstellung |
| DK155529B (da) * | 1976-03-31 | 1989-04-17 | Permascand Ab | Elektrode til smeltet saltelektrolyse |
| GB2157711A (en) * | 1984-04-04 | 1985-10-30 | Krebsoege Gmbh Sintermetall | Improvements relating to tough material for tools and/or wearing parts |
| GB2176807A (en) * | 1985-06-19 | 1987-01-07 | Asahi Glass Co Ltd | Zrb2-containing sintered cermet |
| US4671822A (en) * | 1985-06-19 | 1987-06-09 | Asahi Glass Company, Ltd. | ZrB2 -containing sintered cermet |
| GB2176807B (en) * | 1985-06-19 | 1989-12-28 | Asahi Glass Co Ltd | Zrb2-containing sintered cermet |
| EP0559283A1 (de) * | 1992-03-05 | 1993-09-08 | Philips Patentverwaltung GmbH | Kathode mit einem porösen Kathodenelement |
| GB2275054A (en) * | 1993-02-10 | 1994-08-17 | Rank Brimar Ltd | Tungsten articles and method for making them |
| GB2288908A (en) * | 1994-04-27 | 1995-11-01 | Rowan Technologies Ltd | Ceramic thermocouple |
| GB2288908B (en) * | 1994-04-27 | 1997-08-20 | Rowan Technologies Ltd | Ceramic thermocouple |
| DE102006024437A1 (de) * | 2006-05-24 | 2007-11-29 | Siemens Ag | Röntgenstrahler |
| DE102006024437B4 (de) * | 2006-05-24 | 2012-08-09 | Siemens Ag | Röntgenstrahler |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1169593B (de) | 1964-05-06 |
| US3139541A (en) | 1964-06-30 |
| NL266639A (en, 2012) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB996970A (en) | Emissive elements | |
| US2406172A (en) | Platinum or allied metals, or their alloys, and articles made therefrom | |
| US2313070A (en) | Metal composition | |
| GB583067A (en) | Improvements in and relating to electrical contacts | |
| GB1142523A (en) | Working cycle for dispersion strengthened materials | |
| US3208846A (en) | Spark machining electrode | |
| GB575998A (en) | Improvements relating to precious metals and alloys thereof | |
| GB1223043A (en) | Chromium alloys of dispersion-modified iron-group metals | |
| DE1134520B (de) | Verwendung von auf pulvermetallurgischem Wege hergestellten Legierungen auf Gold-, Iridium- oder Rhodium-Basis als Werkstoff fuer die kontaktgebenden Teile elektrischer Kontakte | |
| US2188405A (en) | Molybdenum alloys | |
| DE1608116A1 (de) | Legierungen auf Chrombasis fuer Elektroden,insbesondere Zuendkerzenelektroden | |
| GB1051009A (en, 2012) | ||
| DE1136495B (de) | Hartstofflegierung | |
| DE1270196B (de) | Verwendung von Titancarbid fuer einen elektrischen Kontakt und damit hergestellter Kontakt | |
| GB1190266A (en) | Improvements in and relating to Sheathed Metals | |
| GB1134492A (en) | Methods of improving the mechanical properties of metals and their alloys | |
| GB1076229A (en) | Cathodes | |
| DE756326C (de) | Elektrische Entladungslampe mit Edelgasgrundfuellung | |
| DE2435657A1 (de) | Keramik-metall-werkstoff | |
| DE539493C (de) | Kontaktkoerper fuer elektrische Unterbrecher u. dgl. | |
| GB1243410A (en) | Crystalline materials | |
| AT234240B (de) | Elektrode zur Bearbeitung durch intermittierende elektrische Entladungen | |
| DE1464089B1 (de) | Thermoelement | |
| DE1169057B (de) | Elektroerosions-Elektrode aus einem Gemisch eines feinverteilten leitenden Stoffes und eines nichtmetallischen Zusatzstoffes | |
| DE883935C (de) | Kathode fuer Elektronenroehren |