NL7307463A - - Google Patents

Info

Publication number
NL7307463A
NL7307463A NL7307463A NL7307463A NL7307463A NL 7307463 A NL7307463 A NL 7307463A NL 7307463 A NL7307463 A NL 7307463A NL 7307463 A NL7307463 A NL 7307463A NL 7307463 A NL7307463 A NL 7307463A
Authority
NL
Netherlands
Application number
NL7307463A
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 filed Critical
Publication of NL7307463A publication Critical patent/NL7307463A/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
    • H01J9/08—Manufacture of heaters for indirectly-heated cathodes
    • 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
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y10T428/2942—Plural coatings
    • Y10T428/2944—Free metal in coating
    • 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
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y10T428/2942—Plural coatings
    • Y10T428/2949—Glass, ceramic or metal oxide in coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Resistance Heating (AREA)
  • Solid Thermionic Cathode (AREA)
NL7307463A 1972-05-30 1973-05-29 NL7307463A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00257625A US3808043A (en) 1972-05-30 1972-05-30 Method of fabricating a dark heater

Publications (1)

Publication Number Publication Date
NL7307463A true NL7307463A (enrdf_load_stackoverflow) 1973-12-04

Family

ID=22977050

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7307463A NL7307463A (enrdf_load_stackoverflow) 1972-05-30 1973-05-29

Country Status (8)

Country Link
US (1) US3808043A (enrdf_load_stackoverflow)
JP (1) JPS5331592B2 (enrdf_load_stackoverflow)
CA (1) CA1017208A (enrdf_load_stackoverflow)
DE (1) DE2326202B2 (enrdf_load_stackoverflow)
FR (1) FR2186802B1 (enrdf_load_stackoverflow)
GB (1) GB1431571A (enrdf_load_stackoverflow)
IT (1) IT987598B (enrdf_load_stackoverflow)
NL (1) NL7307463A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50142717A (enrdf_load_stackoverflow) * 1974-05-10 1975-11-17
JPS50142715A (enrdf_load_stackoverflow) * 1974-05-10 1975-11-17
US4568572A (en) * 1984-12-24 1986-02-04 Texaco Inc. Method of forming an alumina coated substrate
JPH0622095B2 (ja) * 1985-05-17 1994-03-23 株式会社日立製作所 ダ−クヒ−タの製造方法
GB8611967D0 (en) * 1986-05-16 1986-10-29 English Electric Valve Co Ltd Directly heated cathodes
US20140041589A1 (en) 2012-08-07 2014-02-13 Veeco Instruments Inc. Heating element for a planar heater of a mocvd reactor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE557165A (enrdf_load_stackoverflow) * 1956-05-02
DE1281038B (de) * 1962-08-01 1968-10-24 Telefunken Patent Verfahren zur Herstellung einer mittelbar geheizten Kathode fuer eine elektrische Entladungsroehre
US3328201A (en) * 1964-04-27 1967-06-27 Rca Corp Heater for electron tubes
US3450565A (en) * 1964-12-18 1969-06-17 Sylvania Electric Prod Method of coating heater coils
US3401297A (en) * 1965-08-23 1968-09-10 Varian Associates Thermionic cathodes for electron discharge devices with improved refractory metal heater wires
DE1564843A1 (de) * 1966-05-24 1970-03-05 Telefunken Patent Verfahren zur Herstellung einer indirekt geheizten Kathode fuer eine elektrische Entladungsroehre
NL7109224A (enrdf_load_stackoverflow) * 1971-07-03 1973-01-05

Also Published As

Publication number Publication date
US3808043A (en) 1974-04-30
FR2186802B1 (enrdf_load_stackoverflow) 1976-04-23
JPS4951868A (enrdf_load_stackoverflow) 1974-05-20
DE2326202B2 (de) 1975-07-17
GB1431571A (en) 1976-04-07
DE2326202A1 (de) 1973-12-20
CA1017208A (en) 1977-09-13
FR2186802A1 (enrdf_load_stackoverflow) 1974-01-11
JPS5331592B2 (enrdf_load_stackoverflow) 1978-09-04
IT987598B (it) 1975-03-20

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed