FR2054137A5 - - Google Patents

Info

Publication number
FR2054137A5
FR2054137A5 FR7024793A FR7024793A FR2054137A5 FR 2054137 A5 FR2054137 A5 FR 2054137A5 FR 7024793 A FR7024793 A FR 7024793A FR 7024793 A FR7024793 A FR 7024793A FR 2054137 A5 FR2054137 A5 FR 2054137A5
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
FR7024793A
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.)
Siemens AG
Original Assignee
Siemens AG
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
Priority claimed from DE19691934067 external-priority patent/DE1934067C/de
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of FR2054137A5 publication Critical patent/FR2054137A5/fr
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/20Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28Dispenser-type cathodes, e.g. L-cathode
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02Electrodes; Magnetic control means; Screens
    • H01J23/04Cathodes
FR7024793A 1969-07-04 1970-07-03 Expired FR2054137A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691934067 DE1934067C (de) 1969-07-04 Vorratskathode großer Dimension und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
FR2054137A5 true FR2054137A5 (de) 1971-04-16

Family

ID=5738926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7024793A Expired FR2054137A5 (de) 1969-07-04 1970-07-03

Country Status (3)

Country Link
US (1) US3614514A (de)
FR (1) FR2054137A5 (de)
GB (1) GB1269028A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103374755A (zh) * 2012-04-28 2013-10-30 洛阳高科钼钨材料有限公司 非整体式坩埚

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1283402B (de) * 1966-03-29 1968-11-21 Siemens Ag Mittelbar geheizte Vorratskathode fuer elektrische Entladungsgefaesse

Also Published As

Publication number Publication date
DE1934067B2 (de) 1972-08-31
GB1269028A (en) 1972-03-29
US3614514A (en) 1971-10-19
DE1934067A1 (de) 1971-01-14

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Legal Events

Date Code Title Description
ST Notification of lapse