GB1116617A - Method for producing tantalum carbide and tantalumalloy carbide filaments - Google Patents

Method for producing tantalum carbide and tantalumalloy carbide filaments

Info

Publication number
GB1116617A
GB1116617A GB5324/67A GB532467A GB1116617A GB 1116617 A GB1116617 A GB 1116617A GB 5324/67 A GB5324/67 A GB 5324/67A GB 532467 A GB532467 A GB 532467A GB 1116617 A GB1116617 A GB 1116617A
Authority
GB
United Kingdom
Prior art keywords
filament
tantalum
melting point
carbon
carbide
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
GB5324/67A
Other languages
English (en)
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.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of GB1116617A publication Critical patent/GB1116617A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/20—Carburising
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Carbon And Carbon Compounds (AREA)
GB5324/67A 1966-03-21 1967-02-03 Method for producing tantalum carbide and tantalumalloy carbide filaments Expired GB1116617A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US535815A US3411959A (en) 1966-03-21 1966-03-21 Method for producing tantalum carbide and tantalum-alloy carbide filaments

Publications (1)

Publication Number Publication Date
GB1116617A true GB1116617A (en) 1968-06-06

Family

ID=24135882

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5324/67A Expired GB1116617A (en) 1966-03-21 1967-02-03 Method for producing tantalum carbide and tantalumalloy carbide filaments

Country Status (5)

Country Link
US (1) US3411959A (de)
BE (1) BE695874A (de)
DE (1) DE1558712A1 (de)
GB (1) GB1116617A (de)
NL (1) NL6702320A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113755786A (zh) * 2020-06-01 2021-12-07 株式会社爱发科 电热丝的制造方法及制造装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3523044A (en) * 1968-01-18 1970-08-04 Westinghouse Electric Corp Method of carbiding tantalum or tantalum alloy and filament
US3523207A (en) * 1968-01-18 1970-08-04 Westinghouse Electric Corp Incandescent lamp with tantalum carbide filament and nitrogen gas atmosphere
US3650850A (en) * 1970-04-07 1972-03-21 Richard Corth Method of making an undistorted coiled-coil tantalum carbide filament
US4275025A (en) * 1977-05-02 1981-06-23 Ppg Industries, Inc. Refractory metal diboride articles by cold pressing and sintering

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE461798A (de) * 1942-03-11
US3113893A (en) * 1960-10-14 1963-12-10 Sylvania Electric Prod Incandescent filament
US3219493A (en) * 1962-02-05 1965-11-23 Polaroid Corp Method of making electric lamps
US3266948A (en) * 1963-10-10 1966-08-16 Joseph C Mcguire Carbide deposition on tantalum

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113755786A (zh) * 2020-06-01 2021-12-07 株式会社爱发科 电热丝的制造方法及制造装置
CN113755786B (zh) * 2020-06-01 2024-03-22 株式会社爱发科 电热丝的制造方法及制造装置

Also Published As

Publication number Publication date
US3411959A (en) 1968-11-19
BE695874A (de) 1967-09-01
NL6702320A (de) 1967-09-22
DE1558712A1 (de) 1970-04-23

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