FR2157041A5 - - Google Patents

Info

Publication number
FR2157041A5
FR2157041A5 FR7137048A FR7137048A FR2157041A5 FR 2157041 A5 FR2157041 A5 FR 2157041A5 FR 7137048 A FR7137048 A FR 7137048A FR 7137048 A FR7137048 A FR 7137048A FR 2157041 A5 FR2157041 A5 FR 2157041A5
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
FR7137048A
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.)
Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain 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 Compagnie de Saint Gobain SA filed Critical Compagnie de Saint Gobain SA
Priority to FR7137048A priority Critical patent/FR2157041A5/fr
Priority to DE19722249558 priority patent/DE2249558A1/de
Application granted granted Critical
Publication of FR2157041A5 publication Critical patent/FR2157041A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901—Optical details; Scanning details
    • G01N21/8903—Optical details; Scanning details using a multiple detector array
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/89—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/892—Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the flaw, defect or object feature examined
    • G01N21/896—Optical defects in or on transparent materials, e.g. distortion, surface flaws in conveyed flat sheet or rod

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
FR7137048A 1971-10-15 1971-10-15 Expired FR2157041A5 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7137048A FR2157041A5 (de) 1971-10-15 1971-10-15
DE19722249558 DE2249558A1 (de) 1971-10-15 1972-10-10 Vorrichtung zur feststellung von fehlern in durchsichtigen koerpern, insbesondere flachglasplatten oder -baendern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7137048A FR2157041A5 (de) 1971-10-15 1971-10-15

Publications (1)

Publication Number Publication Date
FR2157041A5 true FR2157041A5 (de) 1973-06-01

Family

ID=9084406

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7137048A Expired FR2157041A5 (de) 1971-10-15 1971-10-15

Country Status (2)

Country Link
DE (1) DE2249558A1 (de)
FR (1) FR2157041A5 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2369560A1 (fr) * 1976-11-01 1978-05-26 Ici Ltd Detection de discontinuites dans des nappes de matiere plastique qui defilent
FR2500630A1 (fr) * 1981-02-25 1982-08-27 Leser Jacques Procede pour la recherche des defauts des feuilles de verre et dispositif mettant en oeuvre ce procede

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004027411A1 (de) * 2004-06-04 2005-12-29 Boraglas Gmbh Verfahren und Vorrichtung zur Identifizierung von Zinn- und Feuerseite bei Floatgläsern

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2369560A1 (fr) * 1976-11-01 1978-05-26 Ici Ltd Detection de discontinuites dans des nappes de matiere plastique qui defilent
FR2500630A1 (fr) * 1981-02-25 1982-08-27 Leser Jacques Procede pour la recherche des defauts des feuilles de verre et dispositif mettant en oeuvre ce procede

Also Published As

Publication number Publication date
DE2249558A1 (de) 1973-04-19

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Legal Events

Date Code Title Description
ST Notification of lapse