BE873928A - METHOD AND DEVICE FOR THE AUTOMATIC INDICATION AND ELIMINATION OF METAL SLAB DEFECTS - Google Patents

METHOD AND DEVICE FOR THE AUTOMATIC INDICATION AND ELIMINATION OF METAL SLAB DEFECTS

Info

Publication number
BE873928A
BE873928A BE193263A BE193263A BE873928A BE 873928 A BE873928 A BE 873928A BE 193263 A BE193263 A BE 193263A BE 193263 A BE193263 A BE 193263A BE 873928 A BE873928 A BE 873928A
Authority
BE
Belgium
Prior art keywords
elimination
metal slab
automatic indication
slab defects
defects
Prior art date
Application number
BE193263A
Other languages
French (fr)
Original Assignee
Ssab Svenskt Stal Ab
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 Ssab Svenskt Stal Ab filed Critical Ssab Svenskt Stal Ab
Publication of BE873928A publication Critical patent/BE873928A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00—Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P6/00—Restoring or reconditioning objects
    • B23P6/04—Repairing fractures or cracked metal parts or products, e.g. castings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9093—Arrangements for supporting the sensor; Combinations of eddy-current sensors and auxiliary arrangements for marking or for rejecting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Forging (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Continuous Casting (AREA)
  • Metal Rolling (AREA)
  • Brushes (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)

Description

       

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La prisent* invention concerne un procédé et

  
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été. 

  
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The present invention relates to a method and

  
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summer.

  
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Claims (1)

<EMI ID=20.1> <EMI ID = 20.1> <EMI ID=21.1> <EMI ID = 21.1> <EMI ID=22.1> <EMI ID = 22.1> <EMI ID=23.1> <EMI ID = 23.1>
BE193263A 1978-02-06 1979-02-05 METHOD AND DEVICE FOR THE AUTOMATIC INDICATION AND ELIMINATION OF METAL SLAB DEFECTS BE873928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7801369A SE7801369L (en) 1978-02-06 1978-02-06 AUTOMATIC ERROR INDICATION AND ERROR REMOVAL OF METALLIC SUBSTANCES

Publications (1)

Publication Number Publication Date
BE873928A true BE873928A (en) 1979-05-29

Family

ID=20333880

Family Applications (1)

Application Number Title Priority Date Filing Date
BE193263A BE873928A (en) 1978-02-06 1979-02-05 METHOD AND DEVICE FOR THE AUTOMATIC INDICATION AND ELIMINATION OF METAL SLAB DEFECTS

Country Status (12)

Country Link
JP (1) JPS55500087A (en)
BE (1) BE873928A (en)
DE (1) DE2934886D2 (en)
DK (1) DK47779A (en)
FI (1) FI790266A (en)
FR (1) FR2416081A1 (en)
GB (1) GB2035853A (en)
IT (1) IT1188753B (en)
NL (1) NL7900751A (en)
NO (1) NO790343L (en)
SE (1) SE7801369L (en)
WO (1) WO1979000592A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3002866A1 (en) * 1980-01-28 1981-07-30 Th. Kieserling & Albrecht, 5650 Solingen METHOD FOR ELIMINATING SURFACE DEFECTS ON WAYRM-ROLLED, METAL PROFILES AND LONG-EDGED CASTING WORKPIECES AND SYSTEM FOR IMPLEMENTING THE METHOD

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1367783A (en) * 1971-09-21 1974-09-25 Impresa Bocami Di Garibaldo At Automatic selective apparatus for scarfing semifinished products
DD95542A1 (en) * 1972-03-23 1973-02-12
DE2431173A1 (en) * 1974-06-28 1976-01-15 Graenges Staal Oxeloesund PROCESS AND DEVICE FOR PRODUCING METALLIC BLANKS, IN PARTICULAR STEEL SLABS, THAT ARE SUBSTANTIALLY FREE OF DEFECTS IN AT LEAST A DETERMINED SURFACE AREA
JPS514047A (en) * 1974-07-01 1976-01-13 Nippon Steel Corp Kinzokuhenno hyomenketsukanbuteireho
DE2439662C3 (en) * 1974-08-19 1978-10-12 Graenges Oxeloesunds Jaernverk Ab, Oxeloesund (Schweden) Device for the non-destructive testing of metallic blanks for surface defects

Also Published As

Publication number Publication date
WO1979000592A1 (en) 1979-08-23
DK47779A (en) 1979-08-07
GB2035853A (en) 1980-06-25
JPS55500087A (en) 1980-02-14
FR2416081A1 (en) 1979-08-31
DE2934886D2 (en) 1980-12-18
IT1188753B (en) 1988-01-28
FI790266A (en) 1979-08-07
IT7909335A0 (en) 1979-02-05
SE7801369L (en) 1979-08-24
NO790343L (en) 1979-08-07
NL7900751A (en) 1979-08-08

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