DK334682A - PROCEDURE AND APPARATUS FOR TESTING TRANSPARENT MATERIALS - Google Patents

PROCEDURE AND APPARATUS FOR TESTING TRANSPARENT MATERIALS Download PDF

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Publication number
DK334682A
DK334682A DK334682A DK334682A DK334682A DK 334682 A DK334682 A DK 334682A DK 334682 A DK334682 A DK 334682A DK 334682 A DK334682 A DK 334682A DK 334682 A DK334682 A DK 334682A
Authority
DK
Denmark
Prior art keywords
procedure
transparent materials
testing transparent
testing
materials
Prior art date
Application number
DK334682A
Other languages
Danish (da)
Inventor
Wolfgang Haubold
Gerhard Farwick
Original Assignee
Feldmuehle 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
Priority claimed from DE3129808A external-priority patent/DE3129808C2/en
Priority claimed from DE19823223215 external-priority patent/DE3223215A1/en
Application filed by Feldmuehle Ag filed Critical Feldmuehle Ag
Publication of DK334682A publication Critical patent/DK334682A/en

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
    • 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

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)
DK334682A 1981-07-29 1982-07-27 PROCEDURE AND APPARATUS FOR TESTING TRANSPARENT MATERIALS DK334682A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3129808A DE3129808C2 (en) 1981-07-29 1981-07-29 Method for testing transparent material webs
DE19823223215 DE3223215A1 (en) 1982-06-22 1982-06-22 Method and device for testing transparent material webs

Publications (1)

Publication Number Publication Date
DK334682A true DK334682A (en) 1983-01-30

Family

ID=25794894

Family Applications (1)

Application Number Title Priority Date Filing Date
DK334682A DK334682A (en) 1981-07-29 1982-07-27 PROCEDURE AND APPARATUS FOR TESTING TRANSPARENT MATERIALS

Country Status (12)

Country Link
EP (1) EP0071257B1 (en)
KR (1) KR870001703B1 (en)
AU (1) AU536514B2 (en)
BR (1) BR8204412A (en)
CA (1) CA1219933A (en)
CS (1) CS241114B2 (en)
DD (1) DD202470A5 (en)
DE (1) DE3262426D1 (en)
DK (1) DK334682A (en)
ES (1) ES8305929A1 (en)
FI (1) FI74148C (en)
SU (1) SU1276268A3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3565893D1 (en) * 1984-12-14 1988-12-01 Flachglas Ag Method and device for inspecting transparent strip material, in particular flat glass ribbons
DE3806385A1 (en) * 1988-02-29 1989-09-07 Feldmuehle Ag METHOD AND DEVICE FOR TESTING TRANSPARENT RAILS
US5724140A (en) * 1996-10-28 1998-03-03 Ford Motor Company Method and apparatus for determining the quality of flat glass sheet
EA008773B1 (en) * 2006-05-19 2007-08-31 Владимир Федорович Солинов Method for detecting defects in sheet glass
CA2842544C (en) 2011-08-19 2017-10-03 Industries Machinex Inc. Apparatus and method for inspecting matter and use thereof for sorting recyclable matter
CN107703094B (en) * 2017-09-27 2021-03-26 安徽中科光电色选机械有限公司 Near-infrared multispectral sorting equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1315654A (en) * 1969-05-21 1973-05-02 Pilkington Brothers Ltd Detection of faults in transparent material using lasers
FR2187118A5 (en) * 1972-05-30 1974-01-11 Saint Gobain Pont A Mousson Testing glass sheet for defects - using a laser beam injected via the edge of the glass
US3871773A (en) * 1973-04-24 1975-03-18 Ppg Industries Inc Method of and apparatus for detecting defects and the position thereof in transparent articles
FR2263509B1 (en) * 1974-03-09 1981-04-10 Feldmuehle Anlagen Prod

Also Published As

Publication number Publication date
DE3262426D1 (en) 1985-03-28
DD202470A5 (en) 1983-09-14
FI74148B (en) 1987-08-31
BR8204412A (en) 1983-07-19
CS241114B2 (en) 1986-03-13
FI74148C (en) 1987-12-10
CA1219933A (en) 1987-03-31
EP0071257A1 (en) 1983-02-09
KR840000802A (en) 1984-02-27
FI822637L (en) 1983-01-30
ES514466A0 (en) 1983-04-16
SU1276268A3 (en) 1986-12-07
ES8305929A1 (en) 1983-04-16
AU536514B2 (en) 1984-05-10
FI822637A0 (en) 1982-07-28
AU8644782A (en) 1983-02-03
EP0071257B1 (en) 1985-02-20
KR870001703B1 (en) 1987-09-24
CS547682A2 (en) 1985-07-16

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment