FR881643A - Device for the examination, without destruction, of the material of ferromagnetic metal parts - Google Patents

Device for the examination, without destruction, of the material of ferromagnetic metal parts

Info

Publication number
FR881643A
FR881643A FR881643DA FR881643A FR 881643 A FR881643 A FR 881643A FR 881643D A FR881643D A FR 881643DA FR 881643 A FR881643 A FR 881643A
Authority
FR
France
Prior art keywords
destruction
examination
metal parts
ferromagnetic metal
ferromagnetic
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Reinhold Claren
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 filed Critical
Application granted granted Critical
Publication of FR881643A publication Critical patent/FR881643A/en
Expired legal-status Critical Current

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
    • G01N27/90—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
    • G01N27/9006—Details, e.g. in the structure or functioning of sensors

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)
FR881643D 1940-08-01 1942-04-30 Device for the examination, without destruction, of the material of ferromagnetic metal parts Expired FR881643A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE881643X 1940-08-01

Publications (1)

Publication Number Publication Date
FR881643A true FR881643A (en) 1943-04-30

Family

ID=6831343

Family Applications (1)

Application Number Title Priority Date Filing Date
FR881643D Expired FR881643A (en) 1940-08-01 1942-04-30 Device for the examination, without destruction, of the material of ferromagnetic metal parts

Country Status (1)

Country Link
FR (1) FR881643A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3273055A (en) * 1965-10-18 1966-09-13 Api Instr Company Constant impedance dual circuits for sample material flaw detection
US3496456A (en) * 1964-03-16 1970-02-17 Metal Box Co Ltd Apparatus for reducing and sensing distortion in container side seams
FR2743148A1 (en) * 1995-12-29 1997-07-04 Framatome Sa DEVICE AND METHOD FOR MONITORING TUBES BY EDGE CURRENT

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496456A (en) * 1964-03-16 1970-02-17 Metal Box Co Ltd Apparatus for reducing and sensing distortion in container side seams
US3273055A (en) * 1965-10-18 1966-09-13 Api Instr Company Constant impedance dual circuits for sample material flaw detection
FR2743148A1 (en) * 1995-12-29 1997-07-04 Framatome Sa DEVICE AND METHOD FOR MONITORING TUBES BY EDGE CURRENT
WO1997024611A1 (en) * 1995-12-29 1997-07-10 Framatome Device and method for eddy current testing of tubes

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