FR859798A - Process for sealing a tungsten object in glass - Google Patents

Process for sealing a tungsten object in glass

Info

Publication number
FR859798A
FR859798A FR859798DA FR859798A FR 859798 A FR859798 A FR 859798A FR 859798D A FR859798D A FR 859798DA FR 859798 A FR859798 A FR 859798A
Authority
FR
France
Prior art keywords
sealing
glass
tungsten
tungsten object
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
Application number
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR859798A publication Critical patent/FR859798A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
    • C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
    • C03C27/02—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing by fusing glass directly to metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Glass Compositions (AREA)
  • Joining Of Glass To Other Materials (AREA)
FR859798D 1938-07-04 1939-07-03 Process for sealing a tungsten object in glass Expired FR859798A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL88668 1938-07-04

Publications (1)

Publication Number Publication Date
FR859798A true FR859798A (en) 1940-12-28

Family

ID=33095790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR859798D Expired FR859798A (en) 1938-07-04 1939-07-03 Process for sealing a tungsten object in glass

Country Status (4)

Country Link
CH (1) CH214491A (en)
DE (1) DE1077840B (en)
FR (1) FR859798A (en)
GB (1) GB531688A (en)

Also Published As

Publication number Publication date
GB531688A (en) 1941-01-09
DE1077840B (en) 1960-03-17
CH214491A (en) 1941-04-30

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