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
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

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS 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)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Forging (AREA)
  • Brushes (AREA)
  • Metal Rolling (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
  • Continuous Casting (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 (da)
BE (1) BE873928A (da)
DE (1) DE2934886D2 (da)
DK (1) DK47779A (da)
FI (1) FI790266A7 (da)
FR (1) FR2416081A1 (da)
GB (1) GB2035853A (da)
IT (1) IT1188753B (da)
NL (1) NL7900751A (da)
NO (1) NO790343L (da)
SE (1) SE7801369L (da)
WO (1) WO1979000592A1 (da)

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 (da) * 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
IT7909335A0 (it) 1979-02-05
NL7900751A (nl) 1979-08-08
DE2934886D2 (en) 1980-12-18
GB2035853A (en) 1980-06-25
BE873928A (fr) 1979-05-29
SE7801369L (sv) 1979-08-24
FI790266A7 (fi) 1979-08-07
NO790343L (no) 1979-08-07
JPS55500087A (da) 1980-02-14
FR2416081A1 (fr) 1979-08-31
WO1979000592A1 (fr) 1979-08-23
IT1188753B (it) 1988-01-28

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