ZA838811B - Process and device for the analysis of heterogeneous features in a transparent material - Google Patents

Process and device for the analysis of heterogeneous features in a transparent material

Info

Publication number
ZA838811B
ZA838811B ZA838811A ZA838811A ZA838811B ZA 838811 B ZA838811 B ZA 838811B ZA 838811 A ZA838811 A ZA 838811A ZA 838811 A ZA838811 A ZA 838811A ZA 838811 B ZA838811 B ZA 838811B
Authority
ZA
South Africa
Prior art keywords
analysis
transparent material
heterogeneous features
heterogeneous
features
Prior art date
Application number
ZA838811A
Other languages
English (en)
Inventor
Alain Maillard
Michel Pichon
Original Assignee
Saint Gobain Isover
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 Saint Gobain Isover filed Critical Saint Gobain Isover
Publication of ZA838811B publication Critical patent/ZA838811B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • 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
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4735—Solid samples, e.g. paper, glass

Landscapes

  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Sampling And Sample Adjustment (AREA)
ZA838811A 1982-11-25 1983-11-25 Process and device for the analysis of heterogeneous features in a transparent material ZA838811B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8219753A FR2536860B1 (fr) 1982-11-25 1982-11-25 Procede et dispositif pour l'analyse d'heterogeneites dans un materiau transparent

Publications (1)

Publication Number Publication Date
ZA838811B true ZA838811B (en) 1984-07-25

Family

ID=9279510

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA838811A ZA838811B (en) 1982-11-25 1983-11-25 Process and device for the analysis of heterogeneous features in a transparent material

Country Status (13)

Country Link
US (1) US4541856A (cs)
EP (1) EP0110770A3 (cs)
JP (1) JPS59108944A (cs)
KR (1) KR850002321A (cs)
AU (1) AU2158683A (cs)
BR (1) BR8306464A (cs)
DK (1) DK535983A (cs)
ES (1) ES527519A0 (cs)
FI (1) FI834314L (cs)
FR (1) FR2536860B1 (cs)
GR (1) GR79076B (cs)
NO (1) NO834320L (cs)
ZA (1) ZA838811B (cs)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2165049A (en) * 1984-09-28 1986-04-03 Emhart Ind A method of sensing gobs of molten glass
JPS62134545A (ja) * 1985-12-06 1987-06-17 Showa Electric Wire & Cable Co Ltd 光フアイバの気泡測定方法
US5176731A (en) * 1987-06-10 1993-01-05 U.S. Philips Corp. Device for performing measurements on a transparent object, method of manufacturing a fiber and fiber manufactured by means of said method
US4877436A (en) * 1989-03-13 1989-10-31 Sheinkop Isac Continuous viscosity monitoring of glass
US5139022A (en) * 1990-10-26 1992-08-18 Philip Lempert Method and apparatus for imaging and analysis of ocular tissue
JPH04218294A (ja) * 1990-12-18 1992-08-07 Asanumagumi:Kk 照明などの制御システム
US5309221A (en) * 1991-12-31 1994-05-03 Corning Incorporated Measurement of fiber diameters with high precision
US5283628A (en) * 1991-12-31 1994-02-01 Corning Incorporated Method for measuring diameters of non-circular fibers
US5185636A (en) * 1991-12-31 1993-02-09 Corning Incorporated Method for detecting defects in fibers
JP2959363B2 (ja) * 1993-12-09 1999-10-06 株式会社オハラ 磁気ディスク用着色結晶化ガラス
AT501080B1 (de) * 2005-01-12 2006-06-15 Schuller Thomas Verfahren zur prüfung auf nickelsulfideinschlüsse in einscheibensicherheitsglas und vorrichtung hierfür
DE102009043001A1 (de) * 2009-09-25 2011-04-14 Schott Ag Verfahren zur Bestimmung von Defekten in einem Für elektromagnetische Wellen transparenten Material, insbesonders für optische Zwecke, eine Vorrichtung hierzusowie die Verwendung dieser Materialien
WO2012073625A1 (ja) * 2010-12-01 2012-06-07 旭硝子株式会社 溶融ガラスの検査装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814946A (en) * 1972-12-04 1974-06-04 Asahi Glass Co Ltd Method of detecting defects in transparent and semitransparent bodies
US4021217A (en) * 1975-07-08 1977-05-03 Bell Telephone Laboratories, Incorporated Detecting optical fiber defects
US4136961A (en) * 1977-07-01 1979-01-30 Corning Glass Works Method and apparatus for detection of inclusions in glass article or the like
US4280827A (en) * 1979-09-04 1981-07-28 Corning Glass Works System for measuring optical waveguide fiber diameter

Also Published As

Publication number Publication date
GR79076B (cs) 1984-10-02
DK535983D0 (da) 1983-11-23
EP0110770A2 (fr) 1984-06-13
AU2158683A (en) 1984-05-31
FR2536860B1 (fr) 1985-06-14
EP0110770A3 (fr) 1984-07-11
DK535983A (da) 1984-05-26
FI834314A0 (fi) 1983-11-24
NO834320L (no) 1984-05-28
FR2536860A1 (fr) 1984-06-01
KR850002321A (ko) 1985-05-10
BR8306464A (pt) 1984-06-26
FI834314A7 (fi) 1984-05-26
FI834314L (fi) 1984-05-26
ES8407207A1 (es) 1984-09-01
JPS59108944A (ja) 1984-06-23
US4541856A (en) 1985-09-17
ES527519A0 (es) 1984-09-01

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