HU163582B - - Google Patents

Info

Publication number
HU163582B
HU163582B HUMA2339A HUMA002339A HU163582B HU 163582 B HU163582 B HU 163582B HU MA2339 A HUMA2339 A HU MA2339A HU MA002339 A HUMA002339 A HU MA002339A HU 163582 B HU163582 B HU 163582B
Authority
HU
Hungary
Application number
HUMA2339A
Other languages
Hungarian (hu)
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 filed Critical
Priority to HUMA2339A priority Critical patent/HU163582B/hu
Priority to US00266578A priority patent/US3853492A/en
Priority to AT800072A priority patent/AT316686B/de
Priority to DE2246092A priority patent/DE2246092A1/de
Priority to GB1119873A priority patent/GB1397865A/en
Priority to NL7303655A priority patent/NL7303655A/xx
Priority to FR7309382A priority patent/FR2221812B1/fr
Priority to US00390944A priority patent/US3838486A/en
Publication of HU163582B publication Critical patent/HU163582B/hu

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/04—Incandescent bodies characterised by the material thereof
    • H01K1/10—Bodies of metal or carbon combined with other substance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/24—After-treatment of workpieces or articles
    • 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
    • C22C1/045—Alloys based on refractory metals
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
    • C22C27/04—Alloys based on tungsten or molybdenum
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/02—Incandescent bodies
    • H01K1/04—Incandescent bodies characterised by the material thereof
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Radiation-Therapy Devices (AREA)
HUMA2339A 1972-03-16 1972-03-16 HU163582B (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
HUMA2339A HU163582B (de) 1972-03-16 1972-03-16
US00266578A US3853492A (en) 1972-03-16 1972-06-27 Tungsten incandescent body containing foreign substances and procedure for its preparation
AT800072A AT316686B (de) 1972-03-16 1972-09-18 Fremdstoffe enthaltender Wolframglühkörper, sowie Verfahren zu dessen Herstellung
DE2246092A DE2246092A1 (de) 1972-03-16 1972-09-20 Fremdstoffe enthaltender wolframgluehkoerper, sowie verfahren zur herstellung desselben
GB1119873A GB1397865A (en) 1972-03-16 1973-03-07 Tungsten incandescent body containing dopant substances and procedure for its preparation
NL7303655A NL7303655A (de) 1972-03-16 1973-03-15
FR7309382A FR2221812B1 (de) 1972-03-16 1973-03-15
US00390944A US3838486A (en) 1972-03-16 1973-08-23 Method for the preparation of tungsten incandescent body containing foreign substances

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HUMA2339A HU163582B (de) 1972-03-16 1972-03-16

Publications (1)

Publication Number Publication Date
HU163582B true HU163582B (de) 1973-09-27

Family

ID=10998565

Family Applications (1)

Application Number Title Priority Date Filing Date
HUMA2339A HU163582B (de) 1972-03-16 1972-03-16

Country Status (7)

Country Link
US (1) US3853492A (de)
AT (1) AT316686B (de)
DE (1) DE2246092A1 (de)
FR (1) FR2221812B1 (de)
GB (1) GB1397865A (de)
HU (1) HU163582B (de)
NL (1) NL7303655A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2839542B2 (ja) * 1989-04-05 1998-12-16 株式会社東芝 耐振性タングステン線、それを用いた電球用フィラメントおよびハロゲン電球
US5019330A (en) * 1990-08-03 1991-05-28 General Electric Company Method of forming improved tungsten ingots
US6129890A (en) * 1999-09-07 2000-10-10 Osram Sylvania Inc. Method of making non-sag tungsten wire
US6165412A (en) * 1999-09-07 2000-12-26 Osram Sylvania Inc. Method of making non-sag tungsten wire for electric lamps

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2948609A (en) * 1960-08-09 Manufacture of metal articles from
US1602526A (en) * 1922-09-15 1926-10-12 Westinghouse Lamp Co Control of crystal development in refractory metals
GB258642A (en) * 1925-06-20 1926-09-20 Edison Swan Electric Co Ltd Improvements in and relating to tungsten wire
GB427757A (en) * 1933-05-19 1935-04-30 Yukitoshi Sakakura Incandescence bodies and methods of making the same for use as filaments of incandescent electric lamps and for other purposes
NL132462C (de) * 1963-09-20
DE1533395A1 (de) * 1966-03-11 1969-12-18 Tokvo Shibaura Electric Co Ltd Wolframstoffe mit verbesserter Biegsamkeit,Methode fuer deren Bearbeitung sowie aus diesen Stoffen hergestellte Bauteile
US3475159A (en) * 1967-01-16 1969-10-28 Dow Chemical Co Method for preparing tungsten powders doped with refractory metal oxides
US3682720A (en) * 1970-03-19 1972-08-08 Sylvania Electric Prod Manufacture of substantially non-sagging refractory metal wire
US3798008A (en) * 1972-09-12 1974-03-19 Egyesuelt Izzolampa Retentive tungsten body containing 20{14 50 ppm titanium and/or zirconium

Also Published As

Publication number Publication date
FR2221812B1 (de) 1976-11-05
GB1397865A (en) 1975-06-18
NL7303655A (de) 1973-09-18
US3853492A (en) 1974-12-10
DE2246092A1 (de) 1973-09-27
AT316686B (de) 1974-07-25
FR2221812A1 (de) 1974-10-11

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