FR712075A - Metal vapor arc lamp - Google Patents

Metal vapor arc lamp

Info

Publication number
FR712075A
FR712075A FR712075DA FR712075A FR 712075 A FR712075 A FR 712075A FR 712075D A FR712075D A FR 712075DA FR 712075 A FR712075 A FR 712075A
Authority
FR
France
Prior art keywords
metal vapor
arc lamp
vapor arc
lamp
metal
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
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
Application filed by Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR712075A publication Critical patent/FR712075A/en
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
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
FR712075D 1930-03-04 1931-02-25 Metal vapor arc lamp Expired FR712075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE570606T 1930-03-04

Publications (1)

Publication Number Publication Date
FR712075A true FR712075A (en) 1931-09-24

Family

ID=34584607

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712075D Expired FR712075A (en) 1930-03-04 1931-02-25 Metal vapor arc lamp

Country Status (3)

Country Link
DE (2) DE570606C (en)
FR (1) FR712075A (en)
GB (1) GB372843A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0438081A2 (en) * 1990-01-16 1991-07-24 Ushio Denki Kabushiki Kaisha Metal vapor discharge lamp
EP0444591A2 (en) * 1990-02-27 1991-09-04 Ushio Denki Kabushiki Kaisha Metal vapour discharge lamp

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756885C (en) * 1939-04-06 1952-09-22 Erich Freitag Device for irradiation
DE948897C (en) * 1951-10-20 1956-09-06 Dr Franz Skaupy Gas discharge fluorescent lamp

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0438081A2 (en) * 1990-01-16 1991-07-24 Ushio Denki Kabushiki Kaisha Metal vapor discharge lamp
EP0438081A3 (en) * 1990-01-16 1991-11-06 Ushio Denki Kabushiki Kaisha Metal vapor discharge lamp
EP0444591A2 (en) * 1990-02-27 1991-09-04 Ushio Denki Kabushiki Kaisha Metal vapour discharge lamp
EP0444591A3 (en) * 1990-02-27 1991-11-06 Ushio Denki Kabushiki Kaisha Metal vapour discharge lamp

Also Published As

Publication number Publication date
DE570608C (en) 1933-02-17
DE570606C (en) 1933-02-17
GB372843A (en) 1932-05-19

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