FR1489755A - Process for the fuel treatment of a thorium oxide electrode - Google Patents
Process for the fuel treatment of a thorium oxide electrodeInfo
- Publication number
- FR1489755A FR1489755A FR57986A FR57986A FR1489755A FR 1489755 A FR1489755 A FR 1489755A FR 57986 A FR57986 A FR 57986A FR 57986 A FR57986 A FR 57986A FR 1489755 A FR1489755 A FR 1489755A
- Authority
- FR
- France
- Prior art keywords
- oxide electrode
- fuel treatment
- thorium oxide
- thorium
- fuel
- 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
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)
- Discharge Lamp (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR57986A FR1489755A (en) | 1966-04-18 | 1966-04-18 | Process for the fuel treatment of a thorium oxide electrode |
US612506A US3510190A (en) | 1966-04-18 | 1967-01-30 | Method of treating an electrode,of which at least one portion contains thorium oxide in its surface |
BE693505D BE693505A (en) | 1966-04-18 | 1967-02-01 | |
DE19671589111 DE1589111C3 (en) | 1966-04-18 | 1967-03-23 | Process for the treatment of an electrode for discharge lamps, the surface of which consists at least in part of thorium oxide |
CH486267A CH460186A (en) | 1966-04-18 | 1967-04-06 | Process for carburizing an electrode at least one portion of which contains thorium oxide on the surface |
GB07360/67A GB1166927A (en) | 1966-04-18 | 1967-04-14 | Improvements in or relating to the manufacture of electrodes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR57986A FR1489755A (en) | 1966-04-18 | 1966-04-18 | Process for the fuel treatment of a thorium oxide electrode |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1489755A true FR1489755A (en) | 1967-07-28 |
Family
ID=8606469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR57986A Expired FR1489755A (en) | 1966-04-18 | 1966-04-18 | Process for the fuel treatment of a thorium oxide electrode |
Country Status (5)
Country | Link |
---|---|
US (1) | US3510190A (en) |
BE (1) | BE693505A (en) |
CH (1) | CH460186A (en) |
FR (1) | FR1489755A (en) |
GB (1) | GB1166927A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3846006A (en) * | 1972-02-24 | 1974-11-05 | Picker Corp | Method of manufacturing of x-ray tube having thoriated tungsten filament |
US5001397A (en) * | 1985-07-17 | 1991-03-19 | U.S. Philips Corporation | High-pressure gas discharge lamp having electrodes with coil layers having interlocking turns |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1704981A (en) * | 1927-08-26 | 1929-03-12 | Lebrun Paul Francois Joseph | Method of preparing luminescent tubes |
US2401040A (en) * | 1942-10-05 | 1946-05-28 | Eitel Mccullough Inc | Method of making electronic tubes |
US2324559A (en) * | 1943-04-05 | 1943-07-20 | Machlett Lab Inc | Manufacture of vacuum apparatus |
US2591474A (en) * | 1950-05-26 | 1952-04-01 | Raytheon Mfg Co | Cold cathode discharge device |
-
1966
- 1966-04-18 FR FR57986A patent/FR1489755A/en not_active Expired
-
1967
- 1967-01-30 US US612506A patent/US3510190A/en not_active Expired - Lifetime
- 1967-02-01 BE BE693505D patent/BE693505A/xx not_active IP Right Cessation
- 1967-04-06 CH CH486267A patent/CH460186A/en unknown
- 1967-04-14 GB GB07360/67A patent/GB1166927A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3510190A (en) | 1970-05-05 |
GB1166927A (en) | 1969-10-15 |
BE693505A (en) | 1967-08-01 |
CH460186A (en) | 1968-07-31 |
DE1589111B2 (en) | 1975-10-30 |
DE1589111A1 (en) | 1970-03-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1436504A (en) | Manufacturing process of electrodes for fuel cells | |
FR1489755A (en) | Process for the fuel treatment of a thorium oxide electrode | |
FR1514895A (en) | Process for the treatment of a suspension | |
FR1460370A (en) | Process for the manufacture of electrodes for spark erosion | |
FR1489438A (en) | Process for the preparation of a filterable plutonium and uranium coprecipitate | |
FR1290532A (en) | Process for treating a charge in a furnace | |
FR1460246A (en) | Process for preparing tetrafluoroethylene oxide | |
FR1465014A (en) | Highly purified gonadotropins and process for their preparation | |
CH456553A (en) | Process for preparing titanium oxide | |
FR1379797A (en) | Process for the treatment of a liquid | |
FR1435464A (en) | Process for the manufacture of spark plugs and spark plugs conforming to those obtained | |
FR1464231A (en) | Process for the polymerization of tetrafluoroethylene oxide | |
FR1543101A (en) | Thermo-mechanical treatment of steel | |
FR1493222A (en) | Titanium oxide treatment process | |
FR1539229A (en) | Process for the production of nitrous oxide | |
BE603776A (en) | Process for treating a charge in a furnace | |
MC587A1 (en) | Process for the treatment of steel | |
FR1471733A (en) | Metal refining process | |
FR1418265A (en) | Sealing capsules and process for their manufacture | |
FR1362807A (en) | Process for the treatment of fissile and fertile material for nuclear reactors | |
FR1371444A (en) | Process for the production of a solid solution of uranium carbide and zirconium carbide | |
FR1509535A (en) | Aluminum oxide membranes and process for their manufacture | |
FR1375936A (en) | Process for the production of fuel elements for nuclear reactors | |
FR1489806A (en) | Process for improving reinforcing fillers for elastomers | |
FR1542474A (en) | Process for improving the characteristics of combustion elements and elements obtained |