BE359745A - - Google Patents
Info
- Publication number
- BE359745A BE359745A BE359745DA BE359745A BE 359745 A BE359745 A BE 359745A BE 359745D A BE359745D A BE 359745DA BE 359745 A BE359745 A BE 359745A
- Authority
- BE
- Belgium
- Prior art keywords
- precipitated
- thorium
- compounds
- tungsten
- metal
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 12
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 229910052721 tungsten Inorganic materials 0.000 claims description 7
- 239000010937 tungsten Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 238000000354 decomposition reaction Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 claims description 3
- 125000005595 acetylacetonate group Chemical group 0.000 claims description 2
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 2
- 150000002736 metal compounds Chemical class 0.000 claims description 2
- 229910052715 tantalum Inorganic materials 0.000 claims description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 2
- FJSDGIUVZFHMSH-MTOQALJVSA-N (z)-4-hydroxypent-3-en-2-one;thorium Chemical compound [Th].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O FJSDGIUVZFHMSH-MTOQALJVSA-N 0.000 claims 1
- 229910052746 lanthanum Inorganic materials 0.000 claims 1
- 238000000576 coating method Methods 0.000 description 6
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 5
- 229910052776 Thorium Inorganic materials 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- HWLDNSXPUQTBOD-UHFFFAOYSA-N platinum-iridium alloy Chemical compound [Ir].[Pt] HWLDNSXPUQTBOD-UHFFFAOYSA-N 0.000 description 2
- WLTSUBTXQJEURO-UHFFFAOYSA-N thorium tungsten Chemical compound [W].[Th] WLTSUBTXQJEURO-UHFFFAOYSA-N 0.000 description 2
- POILWHVDKZOXJZ-ARJAWSKDSA-M (z)-4-oxopent-2-en-2-olate Chemical compound C\C([O-])=C\C(C)=O POILWHVDKZOXJZ-ARJAWSKDSA-M 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- UUXFWHMUNNXFHD-UHFFFAOYSA-N barium azide Chemical compound [Ba+2].[N-]=[N+]=[N-].[N-]=[N+]=[N-] UUXFWHMUNNXFHD-UHFFFAOYSA-N 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum oxide Inorganic materials [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003586 thorium compounds Chemical class 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- MDMUQRJQFHEVFG-UHFFFAOYSA-J thorium(iv) iodide Chemical compound [I-].[I-].[I-].[I-].[Th+4] MDMUQRJQFHEVFG-UHFFFAOYSA-J 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE359745A true BE359745A (enExample) |
Family
ID=33201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE359745D BE359745A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE359745A (enExample) |
-
0
- BE BE359745D patent/BE359745A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101384070B1 (ko) | 카본 나노 튜브 집합체의 제조 방법, 카본 나노 튜브집합체, 촉매 입자 분산막, 전자 방출 소자 및 전계 방출형디스플레이 | |
| EP0906635B1 (fr) | Procede de mise en oeuvre d'un getter non evaporable | |
| EP3519604B1 (fr) | Composant nucléaire a substrat metallique, procédé de fabrication par dli-mocvd et utilisations contre l'oxydation/hydruration | |
| EP2478125B1 (fr) | Procede pour former sur la surface d'une piece metallique un revêtement protecteur contenant de l'aluminium | |
| EP0964741A1 (fr) | Agencement et procede pour ameliorer le vide dans un systeme a vide tres pousse | |
| EP0161977A1 (fr) | Nouveau procédé de synthèse de l'oxyde de vanadium | |
| EP0010484A1 (fr) | Perfectionnement dans la chromisation des aciers par voie gazeuse | |
| JP2010153292A (ja) | 放電ランプ | |
| CN118335362A (zh) | 一种石墨烯修饰高熵合金中子靶及其制备方法 | |
| EP2260120A1 (fr) | Procede pour former un revetement protecteur contenant de l'aluminium et du zirconium sur une piece metallique | |
| JP3882093B2 (ja) | タングステン電極材及びその熱処理法 | |
| FR3098526A1 (fr) | Procede de fabrication d’un film en disulfure de vanadium et film susceptible d’etre obtenu par ce procede | |
| EP0056749B1 (fr) | Cathode à chauffage direct, et son procédé de fabrication | |
| CH515622A (fr) | Ensemble électrode-électrolyte pour pile à combustible à électrolyte solide fonctionnant à haute température et procédé pour sa fabrication | |
| CN1042871C (zh) | 氧化物阴极 | |
| FR2522877A1 (fr) | Procede pour la borination d'une cathode a reserve | |
| EP0885980B1 (fr) | Procédé pour la formation, par traitement thermochimique sans plasma, d'une couche superficielle présentant une dureté élevée | |
| JP2928155B2 (ja) | 電子管用陰極 | |
| WO2006072169A1 (fr) | Alliages a base de ti5 ru et al et usage de ceux-ci pour la synthese du chlorate de sodium | |
| JP2011029148A (ja) | 導電性金属酸化物の後処理方法及び成膜兼後処理装置 | |
| BE473443A (enExample) | ||
| JPH05320863A (ja) | 耐熱・耐食合金部材及び耐熱・耐食合金部材の製造方法 | |
| JPS648892B2 (enExample) | ||
| BE380832A (enExample) | ||
| BE367786A (enExample) |