FR412048A - Process for decarburizing metal filaments for incandescent electric lamps - Google Patents

Process for decarburizing metal filaments for incandescent electric lamps

Info

Publication number
FR412048A
FR412048A FR412048DA FR412048A FR 412048 A FR412048 A FR 412048A FR 412048D A FR412048D A FR 412048DA FR 412048 A FR412048 A FR 412048A
Authority
FR
France
Prior art keywords
decarburizing
metal filaments
electric lamps
incandescent electric
incandescent
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.)
Westinghouse Metal Filament Lamp Co Ltd
Original Assignee
Westinghouse Metal Filament Lamp Co Ltd
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 Metal Filament Lamp Co Ltd filed Critical Westinghouse Metal Filament Lamp Co Ltd
Application granted granted Critical
Publication of FR412048A publication Critical patent/FR412048A/en
Expired 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR412048D 1910-01-29 1910-01-29 Process for decarburizing metal filaments for incandescent electric lamps Expired FR412048A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR412048T 1910-01-29

Publications (1)

Publication Number Publication Date
FR412048A true FR412048A (en) 1910-07-01

Family

ID=1455947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR412048D Expired FR412048A (en) 1910-01-29 1910-01-29 Process for decarburizing metal filaments for incandescent electric lamps

Country Status (1)

Country Link
FR (1) FR412048A (en)

Similar Documents

Publication Publication Date Title
FR412048A (en) Process for decarburizing metal filaments for incandescent electric lamps
FR13351E (en) Process for decarburizing metal filaments for incandescent electric lamps
FR13347E (en) Process for decarbonizing metal filaments for incandescent electric lamps
FR412443A (en) Process for decarbonizing metal filaments for incandescent electric lamps
FR470005A (en) Process for the replacement of filaments of electric incandescent lamps
FR417469A (en) Process for bending filaments intended for electric incandescent lamps
FR405324A (en) Process for processing tungsten metal filaments for incandescent electric lamps
FR429850A (en) Process for the manufacture of metal filaments for electric incandescent lamps
FR430186A (en) Process for the manufacture of filament supports for electric filament electric lamps
FR392500A (en) Filament decarburization process for metal filament electric lamps
FR413819A (en) Process for manufacturing supports for metal filaments of incandescent electric lamps
FR13892E (en) Process for repairing incandescent lamps with metal filaments
FR424460A (en) Process for repairing incandescent lamps with metal filaments
FR424777A (en) Manufacturing process of metal filaments for incandescent electric lamps
FR15213E (en) Process for the manufacture of incandescent lamps with metal filaments
FR467398A (en) Support for metal filaments of incandescent electric lamps
FR388161A (en) Process for the production of filaments of metal alloys for electric incandescent lamps
FR437185A (en) Improvements in the preparation processes of metallic filaments for incandescent electric lamps
FR434003A (en) Process for the manufacture of electric incandescent lamps
FR14105E (en) Support for the metal filaments of incandescent electric lamps
FR16313E (en) Manufacturing process of filaments for incandescent electric lamps
FR446310A (en) Manufacturing process of filaments for incandescent electric lamps
FR406981A (en) Manufacturing process of metal filaments for incandescent electric lamps
FR12119E (en) Method for preventing the metallic filaments of electric incandescent lamps from volatilizing
FR414300A (en) Elastic support for filaments of incandescent electric lamps