FR2414724B1 - - Google Patents

Info

Publication number
FR2414724B1
FR2414724B1 FR7900866A FR7900866A FR2414724B1 FR 2414724 B1 FR2414724 B1 FR 2414724B1 FR 7900866 A FR7900866 A FR 7900866A FR 7900866 A FR7900866 A FR 7900866A FR 2414724 B1 FR2414724 B1 FR 2414724B1
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
FR7900866A
Other languages
French (fr)
Other versions
FR2414724A1 (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of FR2414724A1 publication Critical patent/FR2414724A1/fr
Application granted granted Critical
Publication of FR2414724B1 publication Critical patent/FR2414724B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/38—Investigating fluid-tightness of structures by using light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Spectrometry And Color Measurement (AREA)
FR7900866A 1978-01-16 1979-01-15 Spectrophotometre a deux longueurs d'onde utile notamment pour le controle des ampoules pharmaceutiques Granted FR2414724A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86955478A 1978-01-16 1978-01-16

Publications (2)

Publication Number Publication Date
FR2414724A1 FR2414724A1 (fr) 1979-08-10
FR2414724B1 true FR2414724B1 (el) 1984-04-27

Family

ID=25353782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900866A Granted FR2414724A1 (fr) 1978-01-16 1979-01-15 Spectrophotometre a deux longueurs d'onde utile notamment pour le controle des ampoules pharmaceutiques

Country Status (6)

Country Link
JP (1) JPS54133183A (el)
CH (1) CH639489A5 (el)
DE (1) DE2901361A1 (el)
FR (1) FR2414724A1 (el)
GB (1) GB2012418B (el)
IT (1) IT1110820B (el)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58211635A (ja) * 1982-06-03 1983-12-09 Eisai Co Ltd 三波長分光光度測定方法による不良品検査装置
DE10347600A1 (de) * 2003-10-14 2005-05-25 Görlach, Bernd, Dr. Verfahren zur Leckageuntersuchung
JP5591849B2 (ja) * 2012-03-09 2014-09-17 株式会社 日立産業制御ソリューションズ 異物検査装置、異物検査プログラム、異物検査方法
CN109469836A (zh) * 2018-11-09 2019-03-15 成都信息工程大学 智能泄漏气体检测及防泄漏的装置、方法和计算机可读存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2479743A (en) * 1947-04-24 1949-08-23 Flemmon P Hall Leak indicator for sealed receptacles
DE1212743B (de) * 1963-05-20 1966-03-17 Hartmann & Braun Ag Photometer mit Strahlenaufteilung
US3707030A (en) * 1970-10-20 1972-12-26 Hunter Associates Lab Inc Method of making fiber light-pipe diffuser for colorimeters
US3721501A (en) * 1971-01-04 1973-03-20 Owens Illinois Inc Method and apparatus for monitoring surface coatings
US3737239A (en) * 1971-07-16 1973-06-05 Hoffmann La Roche Machine color recognition
DE2206633C3 (de) * 1972-02-11 1981-01-08 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Vorrichtung zur Identifizierung von Farben
FR2276581A1 (fr) * 1974-06-27 1976-01-23 Kolikovitcher Irene Appareil pour le controle d'ampoules pharmaceutiques
DE2533873C3 (de) * 1975-07-29 1979-01-25 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Vorrichtung zum Erkennen von Flaschenfarben
JPS5332062U (el) * 1976-08-26 1978-03-20
JPS547471A (en) * 1977-06-20 1979-01-20 Matsushita Electric Works Ltd Production of decorative laminate
JPS554255A (en) * 1978-06-28 1980-01-12 Akebono Brake Ind Co Ltd Tandem master cylinder

Also Published As

Publication number Publication date
DE2901361A1 (de) 1979-07-19
IT1110820B (it) 1986-01-06
IT7919343A0 (it) 1979-01-16
CH639489A5 (de) 1983-11-15
GB2012418A (en) 1979-07-25
GB2012418B (en) 1982-07-21
FR2414724A1 (fr) 1979-08-10
JPS54133183A (en) 1979-10-16

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Legal Events

Date Code Title Description
ST Notification of lapse