JPS5779176A - Method and apparatus for chemically and automatically disolving molybdenum core wire in tungsten filament coil - Google Patents

Method and apparatus for chemically and automatically disolving molybdenum core wire in tungsten filament coil

Info

Publication number
JPS5779176A
JPS5779176A JP56143718A JP14371881A JPS5779176A JP S5779176 A JPS5779176 A JP S5779176A JP 56143718 A JP56143718 A JP 56143718A JP 14371881 A JP14371881 A JP 14371881A JP S5779176 A JPS5779176 A JP S5779176A
Authority
JP
Japan
Prior art keywords
reaction vessel
core wire
fitted
acid
reaction
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.)
Granted
Application number
JP56143718A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6337189B2 (en, 2012
Inventor
Yonson Giyuntaa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Auralight AB
Original Assignee
Lumalampan AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lumalampan AB filed Critical Lumalampan AB
Publication of JPS5779176A publication Critical patent/JPS5779176A/ja
Publication of JPS6337189B2 publication Critical patent/JPS6337189B2/ja
Granted legal-status Critical Current

Links

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)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Resistance Heating (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Catalysts (AREA)
  • ing And Chemical Polishing (AREA)
  • Dry Development In Electrophotography (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP56143718A 1980-09-12 1981-09-11 Method and apparatus for chemically and automatically disolving molybdenum core wire in tungsten filament coil Granted JPS5779176A (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JPS5779176A true JPS5779176A (en) 1982-05-18
JPS6337189B2 JPS6337189B2 (en, 2012) 1988-07-25

Family

ID=20341712

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56143718A Granted JPS5779176A (en) 1980-09-12 1981-09-11 Method and apparatus for chemically and automatically disolving molybdenum core wire in tungsten filament coil

Country Status (9)

Country Link
US (1) US4440729A (en, 2012)
EP (1) EP0048230B1 (en, 2012)
JP (1) JPS5779176A (en, 2012)
AT (1) ATE8828T1 (en, 2012)
DD (1) DD201828A5 (en, 2012)
DE (1) DE3165241D1 (en, 2012)
ES (1) ES8205876A1 (en, 2012)
HU (1) HU183576B (en, 2012)
SE (1) SE420108B (en, 2012)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0324086U (en, 2012) * 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)

* Cited by examiner, † Cited by third party
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, 2012) * 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
US4189461A (en) * 1977-11-30 1980-02-19 Kennecott Copper Corporation Metal leaching from concentrates using nitrogen dioxide in acids
US4144310A (en) * 1977-11-30 1979-03-13 Kennecott Copper Corporation High slurry density sulfidic mineral leaching using nitrogen dioxide

Also Published As

Publication number Publication date
ATE8828T1 (de) 1984-08-15
EP0048230A3 (en) 1982-09-22
DE3165241D1 (en) 1984-09-06
US4440729A (en) 1984-04-03
HU183576B (en) 1984-05-28
EP0048230B1 (en) 1984-08-01
ES505365A0 (es) 1982-08-16
JPS6337189B2 (en, 2012) 1988-07-25
EP0048230A2 (en) 1982-03-24
SE420108B (sv) 1981-09-14
DD201828A5 (de) 1983-08-10
ES8205876A1 (es) 1982-08-16

Similar Documents

Publication Publication Date Title
JPS5779176A (en) Method and apparatus for chemically and automatically disolving molybdenum core wire in tungsten filament coil
Baxendale et al. The photolysis of hydrogen peroxide at high light intensities
EP0291630A3 (en) Process and apparatus for pretreatment of a gas to be analysed
GB869047A (en) Improvements in or relating to methods and apparatus for separating gases
GB1074434A (en) Process and apparatus for obtaining sulphuric acid
GB1470643A (en) Carrying out of highly exothermic chemical reactions
GB954036A (en) Improvements in or relating to apparatus for degasifying liquid steel by the circulation degasification process
Hayon THE PHOTOCHEMISTRY OF IODIDE ION IN AQUEOUS SOLUTION1
SU938741A3 (ru) Способ получени додекалактама
JPS5513840A (en) Producer for sample gas for atomic absorption analysis
US3174829A (en) Apparatus for kjeldahl nitrogen determination
NO942774L (no) Fremgangsmåte, apparat og blanding for resirkulerende motorkjölemiddel
GB951791A (en) Improvements in or relating to a process for the enrichment of ammonia in deuterium
GB882797A (en) Method and apparatus for sampling liquid
US2314816A (en) Method of desulphurizing carbon coated metals
JPS5789438A (en) Purging method for inside of furnace for two-chamber type box annealing furnace
Wunderlich Proposals for the optimization of crystal growth in gels
GB1097911A (en) Apparatus for the purification of an enclosed inert atmosphere
GB930209A (en) A method and apparatus for the continuous reaction of gaseous or vapour substances with liquid
GB1308700A (en) Method for preventing the formation of condensate in pipelines used to produce sulphuric acid
JPS5896300A (ja) ナトリウム汚染機器類の洗浄システム
JPS59115997A (ja) 原子力発電所における復水装置の防食方法および防食システム
GB860652A (en) Improvements in or relating to apparatus for bringing a gas into contact with a liquid
GB1032205A (en) Improvements in or relating to the concentration of phosphoric acid
GB833451A (en) Method of removing hydrogen sulphide alone or jointly with carbon dioxide and other acid gases from gaseous mixtures