NL90199C - - Google Patents

Info

Publication number
NL90199C
NL90199C NL90199DA NL90199C NL 90199 C NL90199 C NL 90199C NL 90199D A NL90199D A NL 90199DA NL 90199 C NL90199 C NL 90199C
Authority
NL
Netherlands
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 NL90199C publication Critical patent/NL90199C/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
    • H01J9/04—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
    • 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
    • Y10T428/12993—Surface feature [e.g., rough, mirror]
    • 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
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
    • Y10T428/264—Up to 3 mils
    • Y10T428/265—1 mil or less

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
NL90199D 1954-12-17 NL90199C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2887413X 1954-12-17

Publications (1)

Publication Number Publication Date
NL90199C true NL90199C (xx)

Family

ID=4572553

Family Applications (2)

Application Number Title Priority Date Filing Date
NL193708D NL193708A (xx) 1954-12-17
NL90199D NL90199C (xx) 1954-12-17

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL193708D NL193708A (xx) 1954-12-17

Country Status (3)

Country Link
US (1) US2887413A (xx)
CH (1) CH325999A (xx)
NL (2) NL90199C (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2998376A (en) * 1956-10-29 1961-08-29 Temescal Metallurgical Corp High-vacuum evaporator
US3082516A (en) * 1957-12-03 1963-03-26 Union Carbide Corp Fabrication of metal shapes
US3075066A (en) * 1957-12-03 1963-01-22 Union Carbide Corp Article of manufacture and method of making same
US3066048A (en) * 1960-03-01 1962-11-27 Janina J Mitchell Process of making mixed oxide films
US3766423A (en) * 1971-12-03 1973-10-16 Itt Integral emissive electrode
US4407849A (en) * 1981-12-23 1983-10-04 Bell Telephone Laboratories, Incorporated Process for improving electrode coatings
US4404234A (en) * 1981-12-23 1983-09-13 Bell Telephone Laboratories, Incorporated Electrode coating process
US5327050A (en) * 1986-07-04 1994-07-05 Canon Kabushiki Kaisha Electron emitting device and process for producing the same
USRE40566E1 (en) 1987-07-15 2008-11-11 Canon Kabushiki Kaisha Flat panel display including electron emitting device
USRE39633E1 (en) 1987-07-15 2007-05-15 Canon Kabushiki Kaisha Display device with electron-emitting device with electron-emitting region insulated from electrodes
USRE40062E1 (en) 1987-07-15 2008-02-12 Canon Kabushiki Kaisha Display device with electron-emitting device with electron-emitting region insulated from electrodes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1926846A (en) * 1931-08-15 1933-09-12 Cutler Hammer Inc Electrode for electron discharge devices
US2147447A (en) * 1936-09-21 1939-02-14 Siemens Ag Glow cathode
US2556254A (en) * 1947-05-15 1951-06-12 Rca Corp Voltage reference tube
NL70766C (xx) * 1948-02-25
US2677071A (en) * 1948-06-30 1954-04-27 Rca Corp Voltage reference tube

Also Published As

Publication number Publication date
CH325999A (de) 1957-11-30
US2887413A (en) 1959-05-19
NL193708A (xx)

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