BE446289A - - Google Patents

Info

Publication number
BE446289A
BE446289A BE446289DA BE446289A BE 446289 A BE446289 A BE 446289A BE 446289D A BE446289D A BE 446289DA BE 446289 A BE446289 A BE 446289A
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 BE446289A publication Critical patent/BE446289A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
    • H01J9/125—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes of secondary emission electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/183—Composition or manufacture of getters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2201/00—Electrodes common to discharge tubes
    • H01J2201/32—Secondary emission electrodes
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9335—Product by special process
    • Y10S428/938—Vapor deposition or gas diffusion
    • 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
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12063—Nonparticulate metal component
    • Y10T428/12069—Plural nonparticulate metal components
    • Y10T428/12076—Next to each other
    • 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
    • Y10T428/12014—All metal or with adjacent metals having metal particles
    • Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
    • Y10T428/12063—Nonparticulate metal component
    • Y10T428/12097—Nonparticulate component encloses particles
    • 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
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12778—Alternative base metals from diverse categories

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
  • Solid Thermionic Cathode (AREA)
BE446289D 1941-07-03 BE446289A (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL242721X 1941-07-03

Publications (1)

Publication Number Publication Date
BE446289A true BE446289A (OSRAM)

Family

ID=19780661

Family Applications (1)

Application Number Title Priority Date Filing Date
BE446289D BE446289A (OSRAM) 1941-07-03

Country Status (6)

Country Link
US (1) US2472189A (OSRAM)
BE (1) BE446289A (OSRAM)
CH (1) CH242721A (OSRAM)
FR (1) FR883717A (OSRAM)
GB (1) GB613946A (OSRAM)
NL (1) NL59008C (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2858470A (en) * 1955-02-02 1958-10-28 Bell Telephone Labor Inc Cathode for electron discharge devices
US3041209A (en) * 1955-06-28 1962-06-26 Gen Electric Method of making a thermionic cathode
US2996795A (en) * 1955-06-28 1961-08-22 Gen Electric Thermionic cathodes and methods of making
BE638686A (OSRAM) * 1962-10-17
US3376461A (en) * 1964-12-28 1968-04-02 Varian Associates Thermionic cathodes and high frequency electron discharge devices
US3958146A (en) * 1974-02-08 1976-05-18 Gte Sylvania Incorporated Fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE419911A (OSRAM) * 1936-02-10
US2123024A (en) * 1936-05-29 1938-07-05 Rca Corp Electrode for electric discharge devices
BE427143A (OSRAM) * 1937-03-25
NL50264C (OSRAM) * 1937-04-02
US2171227A (en) * 1937-08-09 1939-08-29 Philips Nv Secondary electron emitter and method of making it
US2204252A (en) * 1938-07-28 1940-06-11 Fides Gmbh Secondary electron emitter and method of making it

Also Published As

Publication number Publication date
NL59008C (OSRAM)
CH242721A (de) 1946-05-31
FR883717A (fr) 1943-07-13
US2472189A (en) 1949-06-07
GB613946A (en) 1948-12-07

Similar Documents

Publication Publication Date Title
BE442109A (OSRAM)
BE440983A (OSRAM)
NL59008C (OSRAM)
BE441030A (OSRAM)
BE442548A (OSRAM)
BE443220A (OSRAM)
BE442675A (OSRAM)
LU28248A1 (OSRAM)
BE443016A (OSRAM)
BE443217A (OSRAM)
BE439798A (OSRAM)
BE440997A (OSRAM)
BE443094A (OSRAM)
BE443029A (OSRAM)
BE441477A (OSRAM)
NL107503C (OSRAM)
BE442990A (OSRAM)
BE442685A (OSRAM)
BE441135A (OSRAM)
BE441571A (OSRAM)
BE441273A (OSRAM)
BE440507A (OSRAM)
BE442153A (OSRAM)
BE442850A (OSRAM)
BE441893A (OSRAM)