ATE8828T1 - Verfahren zur automatisch-chemischen aufloesung eines molybdaenfadenkerns in der wicklung eines wolframgluehfadens und vorrichtung zur ausfuehrung dieses verfahrens. - Google Patents
Verfahren zur automatisch-chemischen aufloesung eines molybdaenfadenkerns in der wicklung eines wolframgluehfadens und vorrichtung zur ausfuehrung dieses verfahrens.Info
- Publication number
- ATE8828T1 ATE8828T1 AT81850153T AT81850153T ATE8828T1 AT E8828 T1 ATE8828 T1 AT E8828T1 AT 81850153 T AT81850153 T AT 81850153T AT 81850153 T AT81850153 T AT 81850153T AT E8828 T1 ATE8828 T1 AT E8828T1
- Authority
- AT
- Austria
- Prior art keywords
- reaction vessel
- fitted
- acid
- reaction
- stage
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 7
- 238000004090 dissolution Methods 0.000 title abstract 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 title abstract 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052721 tungsten Inorganic materials 0.000 title abstract 2
- 239000010937 tungsten Substances 0.000 title abstract 2
- 229910052750 molybdenum Inorganic materials 0.000 title 1
- 239000011733 molybdenum Substances 0.000 title 1
- 239000000126 substance Substances 0.000 title 1
- 239000002253 acid Substances 0.000 abstract 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 238000005496 tempering Methods 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/02—Manufacture of incandescent bodies
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/26—Acidic compositions for etching refractory metals
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Resistance Heating (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Dry Development In Electrophotography (AREA)
- Catalysts (AREA)
- ing And Chemical Polishing (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Chemical Treatment Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8006387A SE420108B (sv) | 1980-09-12 | 1980-09-12 | Forfarande for kemisk, automatisk upplosning av molybdenkerntrad i wolframspiraler jemte anordning for genomforande av forfarande |
| EP81850153A EP0048230B1 (en) | 1980-09-12 | 1981-09-09 | Procedure for chemical, automatic dissolution of molybdenum core wire in tungsten filament coil and a device for implementing the procedure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE8828T1 true ATE8828T1 (de) | 1984-08-15 |
Family
ID=20341712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT81850153T ATE8828T1 (de) | 1980-09-12 | 1981-09-09 | Verfahren zur automatisch-chemischen aufloesung eines molybdaenfadenkerns in der wicklung eines wolframgluehfadens und vorrichtung zur ausfuehrung dieses verfahrens. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4440729A (en]) |
| EP (1) | EP0048230B1 (en]) |
| JP (1) | JPS5779176A (en]) |
| AT (1) | ATE8828T1 (en]) |
| DD (1) | DD201828A5 (en]) |
| DE (1) | DE3165241D1 (en]) |
| ES (1) | ES505365A0 (en]) |
| HU (1) | HU183576B (en]) |
| SE (1) | SE420108B (en]) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0324086U (en]) * | 1989-07-17 | 1991-03-13 | ||
| US5072147A (en) * | 1990-05-09 | 1991-12-10 | General Electric Company | Low sag tungsten filament having an elongated lead interlocking grain structure and its use in lamps |
| EP0652104B1 (de) * | 1993-11-05 | 2002-04-10 | MAN Roland Druckmaschinen AG | Druckwerk für wasserlosen Offsetdruck |
| US5891354A (en) * | 1996-07-26 | 1999-04-06 | Fujitsu Limited | Methods of etching through wafers and substrates with a composite etch stop layer |
| US6871523B2 (en) * | 2003-03-31 | 2005-03-29 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for forming microchannels in a filament wire |
| US20040250589A1 (en) * | 2003-06-12 | 2004-12-16 | Daniel Hogan | Method and apparatus for forming discrete microcavities in a filament wire |
| US7040130B2 (en) * | 2003-10-14 | 2006-05-09 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for forming discrete microcavities in a filament wire using microparticles |
| US7204911B2 (en) * | 2004-03-19 | 2007-04-17 | Matsushita Electric Industrial Co., Ltd. | Process and apparatus for forming discrete microcavities in a filament wire using a polymer etching mask |
| US7243700B2 (en) * | 2005-10-27 | 2007-07-17 | United Technologies Corporation | Method for casting core removal |
| US20180244535A1 (en) * | 2017-02-24 | 2018-08-30 | BWXT Isotope Technology Group, Inc. | Titanium-molybdate and method for making the same |
| US11363709B2 (en) | 2017-02-24 | 2022-06-14 | BWXT Isotope Technology Group, Inc. | Irradiation targets for the production of radioisotopes |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US198776A (en) * | 1878-01-01 | Improvement in recovery of waste nitrous gases | ||
| US3739057A (en) * | 1971-07-09 | 1973-06-12 | Molybdenum Corp | Process for the recovery of rhenium and molybdenum values from molybdenite concentrate |
| JPS5231668B1 (en]) * | 1971-07-14 | 1977-08-16 | ||
| US3953263A (en) * | 1973-11-26 | 1976-04-27 | Hitachi, Ltd. | Process for preventing the formation of nitrogen monoxide in treatment of metals with nitric acid or mixed acid |
| CA1050731A (en) * | 1974-10-17 | 1979-03-20 | Derek G. E. Kerfoot | Hydrometallurgical production of technical grade molybdic oxide from molybdenite concentrates |
| US4144310A (en) * | 1977-11-30 | 1979-03-13 | Kennecott Copper Corporation | High slurry density sulfidic mineral leaching using nitrogen dioxide |
| US4189461A (en) * | 1977-11-30 | 1980-02-19 | Kennecott Copper Corporation | Metal leaching from concentrates using nitrogen dioxide in acids |
-
1980
- 1980-09-12 SE SE8006387A patent/SE420108B/sv not_active IP Right Cessation
-
1981
- 1981-04-14 US US06/302,215 patent/US4440729A/en not_active Expired - Fee Related
- 1981-09-09 DD DD81233169A patent/DD201828A5/de unknown
- 1981-09-09 EP EP81850153A patent/EP0048230B1/en not_active Expired
- 1981-09-09 AT AT81850153T patent/ATE8828T1/de not_active IP Right Cessation
- 1981-09-09 DE DE8181850153T patent/DE3165241D1/de not_active Expired
- 1981-09-10 ES ES505365A patent/ES505365A0/es active Granted
- 1981-09-11 JP JP56143718A patent/JPS5779176A/ja active Granted
- 1981-09-11 HU HU812640A patent/HU183576B/hu unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES8205876A1 (es) | 1982-08-16 |
| ES505365A0 (es) | 1982-08-16 |
| JPS5779176A (en) | 1982-05-18 |
| SE420108B (sv) | 1981-09-14 |
| JPS6337189B2 (en]) | 1988-07-25 |
| DD201828A5 (de) | 1983-08-10 |
| EP0048230B1 (en) | 1984-08-01 |
| DE3165241D1 (en) | 1984-09-06 |
| EP0048230A2 (en) | 1982-03-24 |
| EP0048230A3 (en) | 1982-09-22 |
| US4440729A (en) | 1984-04-03 |
| HU183576B (en) | 1984-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |