DK47779A - Fremgangsmaade og apparat til at paavise og fjerne fejl i metal-emner - Google Patents

Fremgangsmaade og apparat til at paavise og fjerne fejl i metal-emner

Info

Publication number
DK47779A
DK47779A DK47779A DK47779A DK47779A DK 47779 A DK47779 A DK 47779A DK 47779 A DK47779 A DK 47779A DK 47779 A DK47779 A DK 47779A DK 47779 A DK47779 A DK 47779A
Authority
DK
Denmark
Prior art keywords
detecting
metal items
removing errors
errors
items
Prior art date
Application number
DK47779A
Other languages
Danish (da)
English (en)
Inventor
P O Karlsson
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 DK47779A publication Critical patent/DK47779A/da

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C51/00Measuring, gauging, indicating, counting, or marking devices specially adapted for use in the production or manipulation of material in accordance with subclasses B21B - B21F
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P6/00Restoring or reconditioning objects
    • B23P6/04Repairing fractures or cracked metal parts or products, e.g. castings
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90Investigating 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
    • G01N27/9093Arrangements for supporting the sensor; Combinations of eddy-current sensors and auxiliary arrangements for marking or for rejecting
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00Investigating 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
    • G01N29/22Details, e.g. general constructional or apparatus details

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Brushes (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Continuous Casting (AREA)
  • Forging (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Metal Rolling (AREA)
DK47779A 1978-02-06 1979-02-05 Fremgangsmaade og apparat til at paavise og fjerne fejl i metal-emner DK47779A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7801369A SE7801369L (sv) 1978-02-06 1978-02-06 Automatisk felindikering och felborttagning hos metalliska emnen

Publications (1)

Publication Number Publication Date
DK47779A true DK47779A (da) 1979-08-07

Family

ID=20333880

Family Applications (1)

Application Number Title Priority Date Filing Date
DK47779A DK47779A (da) 1978-02-06 1979-02-05 Fremgangsmaade og apparat til at paavise og fjerne fejl i metal-emner

Country Status (12)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3002866A1 (de) * 1980-01-28 1981-07-30 Th. Kieserling & Albrecht, 5650 Solingen Verfahren zur beseitigung von oberflaechenfehlern an wayrmgewalzten, metallischen profilen und langgestreckten gusswerkstuecken und anlage zur durchfuehrung des verfahrens

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 (it) * 1972-03-23 1973-02-12
DE2431173A1 (de) * 1974-06-28 1976-01-15 Graenges Staal Oxeloesund Verfahren und vorrichtung zum produzieren von metallischen rohlingen, insbesondere stahlbrammen, die zumindest in einem vorbestimmten oberflaechenbereich im wesentlichen keine fehler aufweisen
JPS514047A (en) * 1974-07-01 1976-01-13 Nippon Steel Corp Kinzokuhenno hyomenketsukanbuteireho
DE2439662C3 (de) * 1974-08-19 1978-10-12 Graenges Oxeloesunds Jaernverk Ab, Oxeloesund (Schweden) Vorrichtung zum zerstörungsfreien Prüfen von metallischen Rohlingen auf Oberflächenfehler

Also Published As

Publication number Publication date
SE7801369L (sv) 1979-08-24
DE2934886D2 (en) 1980-12-18
GB2035853A (en) 1980-06-25
WO1979000592A1 (en) 1979-08-23
NL7900751A (nl) 1979-08-08
FI790266A (fi) 1979-08-07
JPS55500087A (it) 1980-02-14
BE873928A (fr) 1979-05-29
NO790343L (no) 1979-08-07
IT1188753B (it) 1988-01-28
IT7909335A0 (it) 1979-02-05
FR2416081A1 (fr) 1979-08-31

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