IT969872B - EQUIPMENT FOR OPTICAL DETECTION OF DEFECTS ON THE SURFACE OF MOVING METAL SHEETS - Google Patents

EQUIPMENT FOR OPTICAL DETECTION OF DEFECTS ON THE SURFACE OF MOVING METAL SHEETS

Info

Publication number
IT969872B
IT969872B IT3088972A IT3088972A IT969872B IT 969872 B IT969872 B IT 969872B IT 3088972 A IT3088972 A IT 3088972A IT 3088972 A IT3088972 A IT 3088972A IT 969872 B IT969872 B IT 969872B
Authority
IT
Italy
Prior art keywords
defects
equipment
optical detection
metal sheets
moving metal
Prior art date
Application number
IT3088972A
Other languages
Italian (it)
Original Assignee
Hoogovens Ijmuiden Bv
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 Hoogovens Ijmuiden Bv filed Critical Hoogovens Ijmuiden Bv
Application granted granted Critical
Publication of IT969872B publication Critical patent/IT969872B/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

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 Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
IT3088972A 1971-10-27 1972-10-25 EQUIPMENT FOR OPTICAL DETECTION OF DEFECTS ON THE SURFACE OF MOVING METAL SHEETS IT969872B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7114796A NL7114796A (en) 1971-10-27 1971-10-27

Publications (1)

Publication Number Publication Date
IT969872B true IT969872B (en) 1974-04-10

Family

ID=19814343

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3088972A IT969872B (en) 1971-10-27 1972-10-25 EQUIPMENT FOR OPTICAL DETECTION OF DEFECTS ON THE SURFACE OF MOVING METAL SHEETS

Country Status (7)

Country Link
BE (1) BE790686A (en)
DE (1) DE2252860A1 (en)
FR (1) FR2159051A5 (en)
GB (1) GB1387320A (en)
IT (1) IT969872B (en)
LU (1) LU66368A1 (en)
NL (1) NL7114796A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2109923B (en) * 1981-11-13 1985-05-22 De La Rue Syst Optical scanner
JPS62279931A (en) * 1986-05-29 1987-12-04 レンゴ−株式会社 Defective detector for single-sided corrugated board
US5168412A (en) * 1989-06-28 1992-12-01 Toan Doan Surface interference detector
KR100235476B1 (en) * 1993-10-27 1999-12-15 구와하라아키라 Method and apparatus of inspecting surface irregularity of an object
ES2339338T3 (en) * 2001-07-09 2010-05-19 Yoshiro Yamada APPARATUS AND METHOD FOR SURFACE INSPECTION.

Also Published As

Publication number Publication date
NL7114796A (en) 1973-05-02
BE790686A (en) 1973-04-27
GB1387320A (en) 1975-03-12
DE2252860A1 (en) 1973-05-10
FR2159051A5 (en) 1973-06-15
LU66368A1 (en) 1973-02-05

Similar Documents

Publication Publication Date Title
IT1012219B (en) PROCEDURE AND ARRANGEMENT FOR THE MEASUREMENT OF OPTICAL OPACITY
FI52370C (en) Boom for limiting contaminants floating on the water surface and method for its manufacture
IT961965B (en) DEVICE FOR THE DETECTION OF DEFECTS IN PARTICULAR DEFECTS IN GLASS AND SIMILAR OBJECTS
IT960440B (en) PROCEDURE AND EQUIPMENT FOR OPTICAL INSPECTION OF OBJECTS WITH THE USE OF TELEVISION TECHNIQUES
IT942770B (en) PROCEDURE FOR THE NEUTRALIZATION AND REGENERATION OF WATER PICKLING AND SIMILAR SOLUTIONS
IT974301B (en) APPARATUS FOR MEASURING THE DIMENSIONS OF WORKPIECES
IT1014467B (en) PROCEDURE AND APPARATUS FOR THE PRECISE MEASUREMENT OF THE THICKNESS OF OBJECTS
IT940366B (en) DEVICE FOR SCRAPPING THE DRUMS OF COMPRESSOR ROLLERS AND THE LIKE
IT940054B (en) EXPANDABLE ROTATING MECHANISM WITH RINGS FOR SUPPORTING THE CANVAS FOR MACHINES FOR THE PACKAGING OF COVERINGS
SE401331B (en) PROCEDURE FOR DRAINING STEEL IN EXTENSION AND DEVICE FOR PERFORMING THE PROCEDURE
IT969872B (en) EQUIPMENT FOR OPTICAL DETECTION OF DEFECTS ON THE SURFACE OF MOVING METAL SHEETS
IT973822B (en) IMPROVEMENT IN THE DEVICES FOR THE DETECTION OF LEAKS
IT992834B (en) PROCEDURE AND DEVICE FOR THE PRODUCTION OF IRREGULAR DRAWING EFFECTS ON SURFACE FINISH
BE793273A (en) STILBENE DERIVATIVES THAT CAN BE USED AS OPTICAL BLASTERS
IT976369B (en) METHOD FOR IMPROVING THE DETECTION OF DEFECTS IN THE SURFACE OF LAMINATED MATERIAL
IT958391B (en) ANTI-AGING AGENTS AND PROCEDURES FOR THEIR PRODUCTION
IT941221B (en) COMPONIBLE SHOWCASE FOR THE EXPOSURE OF ARTICLES IN GENERAL
IT999709B (en) STEEL CONTINUOUS CASTING PROCESS WITH MINIMUM SURFACE DEFECTS
IT1037023B (en) ALUMINUM WITH A PROTECTIVE COATING EQUIPPED WITH A PROTECTIVE COATING AND PROCEDURE FOR THE APPLICATION OF A PROTECTIVE ALUMINUM COATING
BE765892A (en) PROCESS FOR THE COLORING OF ANODIC OXIDE LAYERS ON ALUMINUM
IT963349B (en) PROCEDURE TO RECOGNIZE DEFECTS IN PAPER OR PAPER TAPES RESPECTIVELY
IT969644B (en) DEVICE FOR FORMING BIG ROLLS OF ROD
IT946600B (en) PROCEDURE FOR THE FINISHING OF SURFACES OF WOODEN PANELS AND OF SURFACES IN GENERAL
IT960950B (en) IMPROVEMENT IN EQUIPMENT FOR THE FINISHING OF GEARS
BG21376A3 (en) METHOD FOR PROCESSING THE SURFACE OF ROLLERS WITH HARD FUSION SILICON BUSHINGS