FR926227A - Process for manufacturing vacuum vessels, in particular discharge tubes - Google Patents

Process for manufacturing vacuum vessels, in particular discharge tubes

Info

Publication number
FR926227A
FR926227A FR926227DA FR926227A FR 926227 A FR926227 A FR 926227A FR 926227D A FR926227D A FR 926227DA FR 926227 A FR926227 A FR 926227A
Authority
FR
France
Prior art keywords
discharge tubes
vacuum vessels
manufacturing vacuum
particular discharge
manufacturing
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.)
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 FR926227A publication Critical patent/FR926227A/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
FR926227D 1945-05-04 1946-05-02 Process for manufacturing vacuum vessels, in particular discharge tubes Expired FR926227A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL926227X 1945-05-04

Publications (1)

Publication Number Publication Date
FR926227A true FR926227A (en) 1947-09-25

Family

ID=19861783

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926227D Expired FR926227A (en) 1945-05-04 1946-05-02 Process for manufacturing vacuum vessels, in particular discharge tubes

Country Status (1)

Country Link
FR (1) FR926227A (en)

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