DE2852356C2 - Oxidkathode, Verwendung dieser Oxidkathode und Verfahren zur Herstellung eines Kathodenträgers für eine solche Oxidkathode - Google Patents
Oxidkathode, Verwendung dieser Oxidkathode und Verfahren zur Herstellung eines Kathodenträgers für eine solche OxidkathodeInfo
- Publication number
- DE2852356C2 DE2852356C2 DE19782852356 DE2852356A DE2852356C2 DE 2852356 C2 DE2852356 C2 DE 2852356C2 DE 19782852356 DE19782852356 DE 19782852356 DE 2852356 A DE2852356 A DE 2852356A DE 2852356 C2 DE2852356 C2 DE 2852356C2
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- nickel
- oxide
- support
- reducing agent
- 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
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 56
- 229910052759 nickel Inorganic materials 0.000 claims description 32
- 239000003638 chemical reducing agent Substances 0.000 claims description 20
- 229910052749 magnesium Inorganic materials 0.000 claims description 16
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 229910052744 lithium Inorganic materials 0.000 claims 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 18
- 239000000203 mixture Substances 0.000 description 17
- 239000011777 magnesium Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 14
- 239000000843 powder Substances 0.000 description 12
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 11
- 239000002245 particle Substances 0.000 description 11
- 229910000990 Ni alloy Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- ATTFYOXEMHAYAX-UHFFFAOYSA-N magnesium nickel Chemical compound [Mg].[Ni] ATTFYOXEMHAYAX-UHFFFAOYSA-N 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 231100000572 poisoning Toxicity 0.000 description 5
- 230000000607 poisoning effect Effects 0.000 description 5
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical class [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 4
- 229910052788 barium Inorganic materials 0.000 description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910000861 Mg alloy Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- AWXRPWGHEGQZBM-UHFFFAOYSA-N calcium strontium barium(2+) oxygen(2-) Chemical compound [O--].[O--].[O--].[Ca++].[Sr++].[Ba++] AWXRPWGHEGQZBM-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000004663 powder metallurgy Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- BCFYIZNSWUFRFT-UHFFFAOYSA-H calcium;strontium;barium(2+);tricarbonate Chemical compound [Ca+2].[Sr+2].[Ba+2].[O-]C([O-])=O.[O-]C([O-])=O.[O-]C([O-])=O BCFYIZNSWUFRFT-UHFFFAOYSA-H 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0433—Nickel- or cobalt-based alloys
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5072377 | 1977-12-06 | ||
| GB7844331A GB2010911B (en) | 1977-12-06 | 1978-11-14 | Method of making cathode support nickle strip |
| GB7844332A GB2012103B (en) | 1977-12-06 | 1978-11-14 | Oxide cathode |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2852356A1 DE2852356A1 (de) | 1979-06-07 |
| DE2852356C2 true DE2852356C2 (de) | 1985-07-04 |
Family
ID=27260167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782852356 Expired DE2852356C2 (de) | 1977-12-06 | 1978-12-04 | Oxidkathode, Verwendung dieser Oxidkathode und Verfahren zur Herstellung eines Kathodenträgers für eine solche Oxidkathode |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS54100249A (enrdf_load_stackoverflow) |
| CA (1) | CA1139827A (enrdf_load_stackoverflow) |
| DE (1) | DE2852356C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2411483A1 (enrdf_load_stackoverflow) |
| IT (1) | IT1101677B (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0268259U (enrdf_load_stackoverflow) * | 1988-07-05 | 1990-05-23 | ||
| NL9000405A (nl) * | 1990-02-20 | 1991-09-16 | Stichting Energie | Poedervormig uitgangsmateriaal voor een legering op nikkelbasis voor het vervaardigen van een poreuze anode van een brandstofcel, werkwijze voor het bereiden van een dergelijk materiaal, werkwijze voor het vervaardigen van een anode voor brandstofcellen, de verkregen anode alsmede brandstofcel, die een dergelijke anode bevat. |
| JPH0850849A (ja) * | 1994-05-31 | 1996-02-20 | Nec Kansai Ltd | 陰極部材およびそれを用いた電子管 |
| US12119675B2 (en) * | 2021-06-18 | 2024-10-15 | Apple Inc. | Feedback control schemes for wireless power transfer circuits |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE523271A (enrdf_load_stackoverflow) * | 1952-10-06 | |||
| DE1027801B (de) * | 1955-08-25 | 1958-04-10 | Lorenz C Ag | Traeger fuer Oxydkathoden |
| NL101694C (enrdf_load_stackoverflow) * | 1959-03-06 | |||
| GB1076229A (en) * | 1963-10-08 | 1967-07-19 | Sylvania Electric Prod | Cathodes |
| NL6804720A (enrdf_load_stackoverflow) * | 1968-04-04 | 1969-10-07 | ||
| US4081713A (en) * | 1976-01-28 | 1978-03-28 | Hitachi, Ltd. | Directly heated oxide cathode |
-
1978
- 1978-11-30 CA CA000317186A patent/CA1139827A/en not_active Expired
- 1978-12-01 IT IT3047878A patent/IT1101677B/it active
- 1978-12-02 JP JP14959278A patent/JPS54100249A/ja active Granted
- 1978-12-04 DE DE19782852356 patent/DE2852356C2/de not_active Expired
- 1978-12-06 FR FR7834363A patent/FR2411483A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1101677B (it) | 1985-10-07 |
| DE2852356A1 (de) | 1979-06-07 |
| CA1139827A (en) | 1983-01-18 |
| FR2411483B1 (enrdf_load_stackoverflow) | 1984-09-21 |
| JPS613061B2 (enrdf_load_stackoverflow) | 1986-01-29 |
| JPS54100249A (en) | 1979-08-07 |
| FR2411483A1 (fr) | 1979-07-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: DAVID, G., 2000 HAMBURG |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |