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FR846281A - Discharge apparatus containing metals of high melting temperature inside, fixing gases even at operating temperature - Google Patents

Discharge apparatus containing metals of high melting temperature inside, fixing gases even at operating temperature

Info

Publication number
FR846281A
FR846281A FR846281DA FR846281A FR 846281 A FR846281 A FR 846281A FR 846281D A FR846281D A FR 846281DA FR 846281 A FR846281 A FR 846281A
Authority
FR
France
Prior art keywords
high melting
discharge apparatus
apparatus containing
containing metals
operating temperature
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
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.)
AEG AG
Original Assignee
Allgemeine Elektricitaets Gesellschaft
AEG 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
Application filed by Allgemeine Elektricitaets Gesellschaft, AEG AG filed Critical Allgemeine Elektricitaets Gesellschaft
Application granted granted Critical
Publication of FR846281A publication Critical patent/FR846281A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/183—Composition or manufacture of getters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/002—Chemical composition and manufacture chemical

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR846281D 1937-11-27 1938-11-19 Discharge apparatus containing metals of high melting temperature inside, fixing gases even at operating temperature Expired FR846281A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE846281X 1937-11-27

Publications (1)

Publication Number Publication Date
FR846281A true FR846281A (en) 1939-09-13

Family

ID=6775029

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846281D Expired FR846281A (en) 1937-11-27 1938-11-19 Discharge apparatus containing metals of high melting temperature inside, fixing gases even at operating temperature

Country Status (2)

Country Link
FR (1) FR846281A (en)
NL (1) NL55631C (en)

Also Published As

Publication number Publication date
NL55631C (en)

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