FR2078535A5 - - Google Patents

Info

Publication number
FR2078535A5
FR2078535A5 FR7104792A FR7104792A FR2078535A5 FR 2078535 A5 FR2078535 A5 FR 2078535A5 FR 7104792 A FR7104792 A FR 7104792A FR 7104792 A FR7104792 A FR 7104792A FR 2078535 A5 FR2078535 A5 FR 2078535A5
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
FR7104792A
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.)
British Aircraft Corp Ltd
Original Assignee
British Aircraft Corp Ltd
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 British Aircraft Corp Ltd filed Critical British Aircraft Corp Ltd
Application granted granted Critical
Publication of FR2078535A5 publication Critical patent/FR2078535A5/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
    • G01N21/892—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)
FR7104792A 1970-02-16 1971-02-12 Expired FR2078535A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB731570 1970-02-16

Publications (1)

Publication Number Publication Date
FR2078535A5 true FR2078535A5 (ja) 1971-11-05

Family

ID=9830790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7104792A Expired FR2078535A5 (ja) 1970-02-16 1971-02-12

Country Status (2)

Country Link
FR (1) FR2078535A5 (ja)
GB (1) GB1338611A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189551A1 (de) * 1984-12-14 1986-08-06 Flachglas Aktiengesellschaft Verfahren und Vorrichtung zum Prüfen von transparenten Materialbahnen, insbesondere Flachglasbändern
FR2579750A1 (fr) * 1985-04-02 1986-10-03 Glaverbel Procede et dispositif pour determiner l'emplacement de defauts presents dans du verre plat

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58162038A (ja) * 1982-03-23 1983-09-26 Canon Inc 面状態検査装置
WO2006087213A2 (de) * 2005-02-18 2006-08-24 Schott Ag Verfahren und vorrichtung zur erfassung und/oder klassifizierung von fehlstellen
CN112051265A (zh) * 2019-06-06 2020-12-08 华为技术有限公司 一种缺陷检测的方法及缺陷检测设备

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0189551A1 (de) * 1984-12-14 1986-08-06 Flachglas Aktiengesellschaft Verfahren und Vorrichtung zum Prüfen von transparenten Materialbahnen, insbesondere Flachglasbändern
FR2579750A1 (fr) * 1985-04-02 1986-10-03 Glaverbel Procede et dispositif pour determiner l'emplacement de defauts presents dans du verre plat

Also Published As

Publication number Publication date
GB1338611A (en) 1973-11-28

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Legal Events

Date Code Title Description
ST Notification of lapse