BE743387A - - Google Patents

Info

Publication number
BE743387A
BE743387A BE743387DA BE743387A BE 743387 A BE743387 A BE 743387A BE 743387D A BE743387D A BE 743387DA BE 743387 A BE743387 A BE 743387A
Authority
BE
Belgium
Application number
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 DE19691900992 external-priority patent/DE1900992C3/de
Application filed filed Critical
Publication of BE743387A publication Critical patent/BE743387A/xx

Links

Classifications

    • 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
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth 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)
BE743387D 1969-01-09 1969-12-19 BE743387A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691900992 DE1900992C3 (de) 1969-01-09 Verfahren zum Auffinden von Oberflächenrissen in Stangen, Knüppeln und dergleichen

Publications (1)

Publication Number Publication Date
BE743387A true BE743387A (fr) 1970-05-28

Family

ID=5722045

Family Applications (1)

Application Number Title Priority Date Filing Date
BE743387D BE743387A (fr) 1969-01-09 1969-12-19

Country Status (6)

Country Link
US (1) US3657638A (fr)
BE (1) BE743387A (fr)
FR (1) FR2027976A6 (fr)
GB (1) GB1273841A (fr)
NL (1) NL6918432A (fr)
SE (1) SE358028B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
DE2558966A1 (de) * 1975-12-29 1977-07-07 Graenges Oxeloesunds Jaernverk Verfahren und vorrichtung zum produzieren von metallischen rohlingen, insbesondere stahlbrammen, die zumindest in einem vorbestimmten oberflaechenbereich im wesentlichen keine fehler aufweisen
US4730230A (en) * 1987-03-31 1988-03-08 Dowty Rfl Industries, Inc. Apparatus and method for degaussing magnetic storage media
DE4215358A1 (de) * 1992-05-14 1993-11-18 Forschungszentrum Juelich Gmbh Verfahren zur zerstörungsfreien Prüfung von Stahlarmierungen in Bauwerken
DE10241029B4 (de) * 2002-09-05 2005-08-25 Hirsch, Peter, Dr.-Ing. Prüfvorrichtung
US6909988B2 (en) * 2002-10-15 2005-06-21 General Electric Company Method for positioning defects in metal billets
US10586341B2 (en) 2011-03-04 2020-03-10 General Electric Company Method and device for measuring features on or near an object
US10157495B2 (en) * 2011-03-04 2018-12-18 General Electric Company Method and device for displaying a two-dimensional image of a viewed object simultaneously with an image depicting the three-dimensional geometry of the viewed object
US9875574B2 (en) * 2013-12-17 2018-01-23 General Electric Company Method and device for automatically identifying the deepest point on the surface of an anomaly
US9818039B2 (en) 2013-12-17 2017-11-14 General Electric Company Method and device for automatically identifying a point of interest in a depth measurement on a viewed object
DE102014218255A1 (de) 2014-09-11 2016-03-17 HPT Hirsch Prüftechnik GmbH Über die magnetische Behandlung von Werkstücken mittels Vierpoltechnik

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764733A (en) * 1952-05-03 1956-09-25 Magnaflux Corp Method and means for detecting flaws
US2979655A (en) * 1957-09-19 1961-04-11 Magnaflux Corp Method and apparatus for detecting flaws
US3534258A (en) * 1967-05-26 1970-10-13 Forster F M O Magnetic nondestructive testing system utilizing magnetic tapes with means to indicate flow depth

Also Published As

Publication number Publication date
US3657638A (en) 1972-04-18
NL6918432A (fr) 1970-07-13
DE1900992B2 (de) 1975-10-23
SE358028B (fr) 1973-07-16
FR2027976A6 (fr) 1970-10-02
DE1900992A1 (de) 1970-08-27
GB1273841A (en) 1972-05-10

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