BE461800A - - Google Patents

Info

Publication number
BE461800A
BE461800A BE461800DA BE461800A BE 461800 A BE461800 A BE 461800A BE 461800D A BE461800D A BE 461800DA BE 461800 A BE461800 A BE 461800A
Authority
BE
Belgium
Application number
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.)
Publication of BE461800A publication Critical patent/BE461800A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12431—Foil or filament smaller than 6 mils
    • Y10T428/12438—Composite
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
    • Y10T428/24471—Crackled, crazed or slit
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2918—Rod, strand, filament or fiber including free carbon or carbide or therewith [not as steel]
    • Y10T428/292—In coating or impregnation
BE461800D 1942-11-23 BE461800A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US466567A US2450007A (en) 1942-11-23 1942-11-23 Carburized filament and method for treating the same

Publications (1)

Publication Number Publication Date
BE461800A true BE461800A (fr)

Family

ID=23852256

Family Applications (1)

Application Number Title Priority Date Filing Date
BE461800D BE461800A (fr) 1942-11-23

Country Status (3)

Country Link
US (1) US2450007A (fr)
BE (1) BE461800A (fr)
GB (1) GB574430A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647067A (en) * 1949-09-10 1953-07-28 Eitel Mccullough Inc Electron emitter for electron tubes
US2674542A (en) * 1951-02-06 1954-04-06 Metal Hydrides Inc Method for producing hard surfaced titanium
US2819991A (en) * 1952-08-30 1958-01-14 Rca Corp Carburized thoriated tungsten electrode and method of enhancing its emissivity
BE535889A (fr) * 1954-02-26
US3389977A (en) * 1964-08-05 1968-06-25 Texas Instruments Inc Tungsten carbide coated article of manufacture
US3494749A (en) * 1967-08-02 1970-02-10 Roman F Arnoldy Abrasion resistant plate
US4196368A (en) * 1977-09-07 1980-04-01 Eikonix Corporation Improving incandescent bulb efficiency
US7795792B2 (en) * 2006-02-08 2010-09-14 Varian Medical Systems, Inc. Cathode structures for X-ray tubes

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE214490C (fr) *
US1851573A (en) * 1932-03-29 elsey
US716311A (en) * 1902-05-23 1902-12-16 Gen Electric Electrical conductor.
US1230869A (en) * 1907-06-14 1917-06-26 Gen Electric Method of making incandescent lamps.
US1593181A (en) * 1915-12-29 1926-07-20 Westinghouse Lamp Co Method of working refractory metals
US1663547A (en) * 1923-07-17 1928-03-27 Westinghouse Lamp Co Refractory material and the activation thereof
CH132146A (de) * 1927-03-09 1929-03-31 Erber Bernhard Elektrische Glühlampe mit einem Leuchtkörper, der mindestens zum Teil aus einem Karbid eines Metalles der Tantalgruppe besteht.
US1862138A (en) * 1928-05-03 1932-06-07 Westinghouse Electric & Mfg Co Carbonized electrode and method of producing same
US1893286A (en) * 1928-05-25 1933-01-03 Westinghouse Lamp Co Method of carbonizing metals and alloys
US1908759A (en) * 1929-01-25 1933-05-16 Westinghouse Lamp Co Process of carbonizing metals
US2069407A (en) * 1930-07-29 1937-02-02 Gen Electric Thermionic cathode and process of activation
US2051828A (en) * 1933-10-31 1936-08-25 Gilby Wire Company Method of making carbonized nickel and nickel alloys
US2095105A (en) * 1935-10-01 1937-10-05 Gen Electric Process of treating metal surfaces
US2282097A (en) * 1940-03-29 1942-05-05 Warren G Taylor Nonemitting electrode structure
US2305555A (en) * 1940-09-26 1942-12-15 Meiville F Peters Electrical conductor

Also Published As

Publication number Publication date
GB574430A (en) 1946-01-04
US2450007A (en) 1948-09-28

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