FR1569624A - - Google Patents

Info

Publication number
FR1569624A
FR1569624A FR1569624DA FR1569624A FR 1569624 A FR1569624 A FR 1569624A FR 1569624D A FR1569624D A FR 1569624DA FR 1569624 A FR1569624 A FR 1569624A
Authority
FR
France
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
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
Application granted granted Critical
Publication of FR1569624A publication Critical patent/FR1569624A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/04—Cathodes
    • H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
FR1569624D 1966-12-14 1967-12-14 Expired FR1569624A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP0040995 1966-12-14

Publications (1)

Publication Number Publication Date
FR1569624A true FR1569624A (fr) 1969-04-28

Family

ID=7377513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1569624D Expired FR1569624A (fr) 1966-12-14 1967-12-14

Country Status (7)

Country Link
US (1) US3505557A (fr)
BE (1) BE707876A (fr)
DE (1) DE1541026B2 (fr)
ES (1) ES348151A1 (fr)
FR (1) FR1569624A (fr)
GB (1) GB1160819A (fr)
NL (1) NL6716680A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1399260A (en) * 1972-12-21 1975-07-02 English Electric Valve Co Ltd Magnetrons
US3896332A (en) * 1973-06-04 1975-07-22 M O Valve Co Ltd High power quick starting magnetron
US6497118B1 (en) * 2000-09-19 2002-12-24 Corning Incorporated Method and apparatus for reducing refractory contamination in fused silica processes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2869012A (en) * 1955-10-10 1959-01-13 Rudolf A Muller Thermionic device
US2957100A (en) * 1957-08-27 1960-10-18 Philips Corp Magnetron cathode structure
DE1143931B (de) * 1959-10-13 1963-02-21 Tesla Np Vorratskathode fuer Entladungslampen mit poroesem Kathodenkoerper
GB943535A (en) * 1959-10-16 1963-12-04 Tesla Np Improvements in or relating to discharge lamps
NL272981A (fr) * 1961-01-02
FR1277518A (fr) * 1961-01-09 1961-12-01 Philips Nv Magnétron à cavité résonnante muni d'une cathode cylindrique
US3192436A (en) * 1961-06-02 1965-06-29 Litton Industries Inc Heater switching cathode for magnetrons
FR1306999A (fr) * 1961-11-25 1962-10-19 Cie Francaise De Micro Ondes Cathode froide pour magnétron

Also Published As

Publication number Publication date
BE707876A (fr) 1968-06-12
DE1541026B2 (de) 1971-08-19
US3505557A (en) 1970-04-07
GB1160819A (en) 1969-08-06
NL6716680A (fr) 1968-06-17
DE1541026A1 (de) 1969-09-25
ES348151A1 (es) 1969-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse