FR2091146A5 - - Google Patents

Info

Publication number
FR2091146A5
FR2091146A5 FR7115949A FR7115949A FR2091146A5 FR 2091146 A5 FR2091146 A5 FR 2091146A5 FR 7115949 A FR7115949 A FR 7115949A FR 7115949 A FR7115949 A FR 7115949A FR 2091146 A5 FR2091146 A5 FR 2091146A5
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
FR7115949A
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.)
Varo Inc
Original Assignee
Varo Inc
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 Varo Inc filed Critical Varo Inc
Application granted granted Critical
Publication of FR2091146A5 publication Critical patent/FR2091146A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/50—Auxiliary parts or solid material within the envelope for reducing risk of explosion upon breakage of the envelope, e.g. for use in mines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/98—Lamps with closely spaced electrodes heated to incandescence by light-emitting discharge, e.g. tungsten arc lamp
FR7115949A 1970-05-15 1971-05-04 Expired FR2091146A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3775670A 1970-05-15 1970-05-15

Publications (1)

Publication Number Publication Date
FR2091146A5 true FR2091146A5 (enExample) 1972-01-14

Family

ID=21896146

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7115949A Expired FR2091146A5 (enExample) 1970-05-15 1971-05-04

Country Status (3)

Country Link
DE (1) DE2121576A1 (enExample)
FR (1) FR2091146A5 (enExample)
NL (1) NL7102747A (enExample)

Also Published As

Publication number Publication date
DE2121576A1 (de) 1971-11-25
NL7102747A (enExample) 1971-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse