FR1469999A - Method for manufacturing an indirectly heated cathode and cathode obtained by implementing this method - Google Patents

Method for manufacturing an indirectly heated cathode and cathode obtained by implementing this method

Info

Publication number
FR1469999A
FR1469999A FR50964A FR50964A FR1469999A FR 1469999 A FR1469999 A FR 1469999A FR 50964 A FR50964 A FR 50964A FR 50964 A FR50964 A FR 50964A FR 1469999 A FR1469999 A FR 1469999A
Authority
FR
France
Prior art keywords
cathode
implementing
manufacturing
indirectly heated
heated cathode
Prior art date
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
FR50964A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1469999A publication Critical patent/FR1469999A/en
Expired legal-status Critical Current

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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/24—Insulating layer or body located between heater and emissive material
FR50964A 1965-03-02 1966-02-24 Method for manufacturing an indirectly heated cathode and cathode obtained by implementing this method Expired FR1469999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL656502586A NL142817B (en) 1965-03-02 1965-03-02 METHOD OF MANUFACTURE OF AN INDIRECTLY HEATED CATHODE, AND CATHODE MADE IN ACCORDANCE WITH THIS METHOD.

Publications (1)

Publication Number Publication Date
FR1469999A true FR1469999A (en) 1967-02-17

Family

ID=19792531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR50964A Expired FR1469999A (en) 1965-03-02 1966-02-24 Method for manufacturing an indirectly heated cathode and cathode obtained by implementing this method

Country Status (9)

Country Link
AT (1) AT257749B (en)
BE (1) BE677153A (en)
CH (1) CH442536A (en)
DE (1) DE1564388C3 (en)
DK (1) DK111423B (en)
ES (1) ES323596A1 (en)
FR (1) FR1469999A (en)
GB (1) GB1090935A (en)
NL (1) NL142817B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4881975A (en) * 1986-12-23 1989-11-21 Albright & Wilson Limited Products for treating surfaces

Also Published As

Publication number Publication date
AT257749B (en) 1967-10-25
NL6502586A (en) 1966-09-05
DE1564388C3 (en) 1974-06-20
BE677153A (en) 1966-08-29
DK111423B (en) 1968-08-19
CH442536A (en) 1967-08-31
NL142817B (en) 1974-07-15
GB1090935A (en) 1967-11-15
DE1564388A1 (en) 1970-03-05
DE1564388B2 (en) 1973-11-22
ES323596A1 (en) 1967-01-16

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