FR2290025A1 - Cathode a reaction - Google Patents

Cathode a reaction

Info

Publication number
FR2290025A1
FR2290025A1 FR7532516A FR7532516A FR2290025A1 FR 2290025 A1 FR2290025 A1 FR 2290025A1 FR 7532516 A FR7532516 A FR 7532516A FR 7532516 A FR7532516 A FR 7532516A FR 2290025 A1 FR2290025 A1 FR 2290025A1
Authority
FR
France
Prior art keywords
reaction cathode
cathode
reaction
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.)
Granted
Application number
FR7532516A
Other languages
English (en)
Other versions
FR2290025B1 (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.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2290025A1 publication Critical patent/FR2290025A1/fr
Application granted granted Critical
Publication of FR2290025B1 publication Critical patent/FR2290025B1/fr
Granted 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • 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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
FR7532516A 1974-10-25 1975-10-23 Cathode a reaction Granted FR2290025A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1429574A CH579824A5 (fr) 1974-10-25 1974-10-25

Publications (2)

Publication Number Publication Date
FR2290025A1 true FR2290025A1 (fr) 1976-05-28
FR2290025B1 FR2290025B1 (fr) 1980-01-04

Family

ID=4399626

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7532516A Granted FR2290025A1 (fr) 1974-10-25 1975-10-23 Cathode a reaction

Country Status (10)

Country Link
JP (1) JPS5826607B2 (fr)
AT (1) AT355683B (fr)
CH (1) CH579824A5 (fr)
CS (1) CS211375B2 (fr)
DE (2) DE7438425U (fr)
FR (1) FR2290025A1 (fr)
GB (1) GB1525005A (fr)
HU (1) HU177075B (fr)
NL (1) NL184984C (fr)
SU (1) SU680670A3 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2425144A1 (fr) * 1978-05-05 1979-11-30 Bbc Brown Boveri & Cie Materiau pour cathode incandescente
FR2498372A1 (fr) * 1981-01-16 1982-07-23 Thomson Csf Cathode a chauffage direct, son procede de fabrication, et tube electronique incorporant une telle cathode

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH582951A5 (fr) * 1973-07-09 1976-12-15 Bbc Brown Boveri & Cie
CH629033A5 (de) * 1978-05-05 1982-03-31 Bbc Brown Boveri & Cie Gluehkathode.
DE3205746A1 (de) * 1982-02-18 1983-08-25 Philips Patentverwaltung Gmbh, 2000 Hamburg Thermionische kathode und verfahren zu ihrer herstellung
DE3904552A1 (de) * 1989-02-15 1990-08-16 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe fuer den betrieb mit wechselstrom
IT1250471B (it) * 1991-02-12 1995-04-07 Jobs Spa Robot con carrello automotore.
DE4114487A1 (de) * 1991-05-03 1992-11-05 Wilhelm Dr Ing Ziegenbein Hochleistungs-gluehkathode
DE4114856A1 (de) * 1991-05-07 1992-11-12 Licentia Gmbh Vorratskathode und verfahren zu deren herstellung

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2425144A1 (fr) * 1978-05-05 1979-11-30 Bbc Brown Boveri & Cie Materiau pour cathode incandescente
FR2498372A1 (fr) * 1981-01-16 1982-07-23 Thomson Csf Cathode a chauffage direct, son procede de fabrication, et tube electronique incorporant une telle cathode
EP0056749A2 (fr) * 1981-01-16 1982-07-28 Thomson-Csf Cathode à chauffage direct, et son procédé de fabrication
EP0056749A3 (en) * 1981-01-16 1982-08-25 Thomson-Csf Directly heated cathode and method of making it

Also Published As

Publication number Publication date
CH579824A5 (fr) 1976-09-15
SU680670A3 (ru) 1979-08-15
DE7438425U (de) 1976-09-16
DE2454569C3 (de) 1978-09-14
AT355683B (de) 1980-03-10
DE2454569B2 (de) 1978-01-19
FR2290025B1 (fr) 1980-01-04
ATA810575A (de) 1979-08-15
JPS5191659A (fr) 1976-08-11
NL184984B (nl) 1989-07-17
GB1525005A (en) 1978-09-20
NL184984C (nl) 1989-12-18
CS211375B2 (en) 1982-02-26
JPS5826607B2 (ja) 1983-06-03
HU177075B (en) 1981-07-28
DE2454569A1 (de) 1976-04-29
NL7512403A (nl) 1976-04-27

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Legal Events

Date Code Title Description
ST Notification of lapse