FR2500931A1 - Procede et dispositif pour la detection de fissures par magnetoscopie - Google Patents

Procede et dispositif pour la detection de fissures par magnetoscopie Download PDF

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Publication number
FR2500931A1
FR2500931A1 FR8101769A FR8101769A FR2500931A1 FR 2500931 A1 FR2500931 A1 FR 2500931A1 FR 8101769 A FR8101769 A FR 8101769A FR 8101769 A FR8101769 A FR 8101769A FR 2500931 A1 FR2500931 A1 FR 2500931A1
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FR
France
Prior art keywords
field
current
fading
magnetic
magnetization
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.)
Granted
Application number
FR8101769A
Other languages
English (en)
French (fr)
Other versions
FR2500931B1 (enExample
Inventor
Volker Deutsch
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
DEUTSCH PRUEF MESSGERAETE
Original Assignee
DEUTSCH PRUEF MESSGERAETE
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 DEUTSCH PRUEF MESSGERAETE filed Critical DEUTSCH PRUEF MESSGERAETE
Priority to FR8101769A priority Critical patent/FR2500931A1/fr
Publication of FR2500931A1 publication Critical patent/FR2500931A1/fr
Application granted granted Critical
Publication of FR2500931B1 publication Critical patent/FR2500931B1/fr
Granted legal-status Critical Current

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Classifications

    • 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
    • G01N27/83Investigating 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
    • G01N27/84Investigating 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 by applying magnetic powder or magnetic ink

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)
FR8101769A 1981-01-30 1981-01-30 Procede et dispositif pour la detection de fissures par magnetoscopie Granted FR2500931A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8101769A FR2500931A1 (fr) 1981-01-30 1981-01-30 Procede et dispositif pour la detection de fissures par magnetoscopie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8101769A FR2500931A1 (fr) 1981-01-30 1981-01-30 Procede et dispositif pour la detection de fissures par magnetoscopie

Publications (2)

Publication Number Publication Date
FR2500931A1 true FR2500931A1 (fr) 1982-09-03
FR2500931B1 FR2500931B1 (enExample) 1985-04-12

Family

ID=9254665

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8101769A Granted FR2500931A1 (fr) 1981-01-30 1981-01-30 Procede et dispositif pour la detection de fissures par magnetoscopie

Country Status (1)

Country Link
FR (1) FR2500931A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015123023A1 (en) * 2014-02-13 2015-08-20 Siemens Energy, Inc. Multidirectional magnetic particle inspection system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015123023A1 (en) * 2014-02-13 2015-08-20 Siemens Energy, Inc. Multidirectional magnetic particle inspection system
US9349516B2 (en) 2014-02-13 2016-05-24 Siemens Energy, Inc. Multidirectional magnetic particle inspection system

Also Published As

Publication number Publication date
FR2500931B1 (enExample) 1985-04-12

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