FR2494435B1 - - Google Patents

Info

Publication number
FR2494435B1
FR2494435B1 FR8024509A FR8024509A FR2494435B1 FR 2494435 B1 FR2494435 B1 FR 2494435B1 FR 8024509 A FR8024509 A FR 8024509A FR 8024509 A FR8024509 A FR 8024509A FR 2494435 B1 FR2494435 B1 FR 2494435B1
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
FR8024509A
Other languages
French (fr)
Other versions
FR2494435A1 (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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR8024509A priority Critical patent/FR2494435A1/fr
Publication of FR2494435A1 publication Critical patent/FR2494435A1/fr
Application granted granted Critical
Publication of FR2494435B1 publication Critical patent/FR2494435B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/429—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to measurement of ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR8024509A 1980-11-19 1980-11-19 Systeme de detection du vieillissement des tubes uv en fonctionnement Granted FR2494435A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8024509A FR2494435A1 (fr) 1980-11-19 1980-11-19 Systeme de detection du vieillissement des tubes uv en fonctionnement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8024509A FR2494435A1 (fr) 1980-11-19 1980-11-19 Systeme de detection du vieillissement des tubes uv en fonctionnement

Publications (2)

Publication Number Publication Date
FR2494435A1 FR2494435A1 (fr) 1982-05-21
FR2494435B1 true FR2494435B1 (enExample) 1984-04-27

Family

ID=9248113

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8024509A Granted FR2494435A1 (fr) 1980-11-19 1980-11-19 Systeme de detection du vieillissement des tubes uv en fonctionnement

Country Status (1)

Country Link
FR (1) FR2494435A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4013133C2 (de) * 1990-04-25 1996-09-26 Tiede Gmbh & Co Risspruefanlagen Lampenüberwachungsvorrichtung mit Solarzelle(n), insb. für eine UV-Leuchte zur Bestrahlung von Prüfobjekten bei der Magnetpulver- oder Farbeindringprüfung

Also Published As

Publication number Publication date
FR2494435A1 (fr) 1982-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse
DA Annulment of decision of lapse
ST Notification of lapse