JPS5331592B2 - - Google Patents

Info

Publication number
JPS5331592B2
JPS5331592B2 JP6071673A JP6071673A JPS5331592B2 JP S5331592 B2 JPS5331592 B2 JP S5331592B2 JP 6071673 A JP6071673 A JP 6071673A JP 6071673 A JP6071673 A JP 6071673A JP S5331592 B2 JPS5331592 B2 JP S5331592B2
Authority
JP
Japan
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
JP6071673A
Other languages
Japanese (ja)
Other versions
JPS4951868A (en
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 JPS4951868A publication Critical patent/JPS4951868A/ja
Publication of JPS5331592B2 publication Critical patent/JPS5331592B2/ja
Expired legal-status Critical Current

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)
JP6071673A 1972-05-30 1973-05-30 Expired JPS5331592B2 (en)

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 (2)

Publication Number Publication Date
JPS4951868A JPS4951868A (en) 1974-05-20
JPS5331592B2 true JPS5331592B2 (en) 1978-09-04

Family

ID=22977050

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6071673A Expired JPS5331592B2 (en) 1972-05-30 1973-05-30

Country Status (8)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50142715A (en) * 1974-05-10 1975-11-17
JPS50142717A (en) * 1974-05-10 1975-11-17
US4568572A (en) * 1984-12-24 1986-02-04 Texaco Inc. Method of forming an alumina coated substrate
JPH0622095B2 (en) * 1985-05-17 1994-03-23 株式会社日立製作所 Dark heater manufacturing method
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
NL97688C (en) * 1956-05-02
DE1281038B (en) * 1962-08-01 1968-10-24 Telefunken Patent Process for the production of an indirectly heated cathode for an electrical discharge tube
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 (en) * 1966-05-24 1970-03-05 Telefunken Patent Process for the production of an indirectly heated cathode for an electrical discharge tube
NL7109224A (en) * 1971-07-03 1973-01-05

Also Published As

Publication number Publication date
GB1431571A (en) 1976-04-07
JPS4951868A (en) 1974-05-20
US3808043A (en) 1974-04-30
FR2186802B1 (en) 1976-04-23
DE2326202B2 (en) 1975-07-17
FR2186802A1 (en) 1974-01-11
IT987598B (en) 1975-03-20
NL7307463A (en) 1973-12-04
DE2326202A1 (en) 1973-12-20
CA1017208A (en) 1977-09-13

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