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BE903300A - Sonde industrielle de type differentiel a bobine unique pour le controle non destructif de produits siderurgiques - Google Patents

Sonde industrielle de type differentiel a bobine unique pour le controle non destructif de produits siderurgiques

Info

Publication number
BE903300A
BE903300A BE6/48142A BE6048142A BE903300A BE 903300 A BE903300 A BE 903300A BE 6/48142 A BE6/48142 A BE 6/48142A BE 6048142 A BE6048142 A BE 6048142A BE 903300 A BE903300 A BE 903300A
Authority
BE
Belgium
Prior art keywords
destructive testing
steel products
differential type
single coil
type industrial
Prior art date
Application number
BE6/48142A
Other languages
English (en)
Inventor
F Monti
Original Assignee
Centro Sperimentale Metallurgico Spa
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 Centro Sperimentale Metallurgico Spa filed Critical Centro Sperimentale Metallurgico Spa
Publication of BE903300A publication Critical patent/BE903300A/fr

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
    • G01N27/9046—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 by analysing electrical signals

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)

Abstract

Sonde de type différentiel pour le controle non destructif de produits sidérurgiques basée sur le principe des courants parasites ou de la résonance électromagnétique, qui ne nécessite pour son fonctionnement qu'un seul enroulement, la fonction du second enroulement étant remplie au moyen d'un ordinateur.
BE6/48142A 1984-09-25 1985-09-24 Sonde industrielle de type differentiel a bobine unique pour le controle non destructif de produits siderurgiques BE903300A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48901/84A IT1177991B (it) 1984-09-25 1984-09-25 Sonda industriale di tipo differenziale ad una sola bobina per il controllo non distruttivo di prodotti siderurgici

Publications (1)

Publication Number Publication Date
BE903300A true BE903300A (fr) 1986-01-16

Family

ID=11268965

Family Applications (1)

Application Number Title Priority Date Filing Date
BE6/48142A BE903300A (fr) 1984-09-25 1985-09-24 Sonde industrielle de type differentiel a bobine unique pour le controle non destructif de produits siderurgiques

Country Status (6)

Country Link
BE (1) BE903300A (fr)
DE (1) DE3533311A1 (fr)
FR (1) FR2570828A1 (fr)
GB (1) GB2169080A (fr)
IT (1) IT1177991B (fr)
NL (1) NL8502529A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4003330A1 (de) * 1990-02-05 1991-08-08 Foerster Inst Dr Friedrich Wirbelstrompruefgeraet

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1475517A (en) * 1974-06-27 1977-06-01 British Steel Corp Detection of surface defects in elongate metallic members
US4194149A (en) * 1977-12-15 1980-03-18 The Babcock & Wilcox Company Method for generating the eddy current signature of a flaw in a tube proximate a contiguous member which obscures the flaw signal
US4383218A (en) * 1978-12-29 1983-05-10 The Boeing Company Eddy current flow detection including compensation for system variables such as lift-off
EP0042881B1 (fr) * 1980-06-27 1983-10-05 Institut Dr. Friedrich Förster Prüfgerätebau GmbH & Co. KG Procédé et dispositif pour examiner une pièce d'essai métallique
FR2512959A1 (fr) * 1981-09-14 1983-03-18 Commissariat Energie Atomique Procede et dispositifs de controle d'une surface au moyen d'un capteur a courants de foucault

Also Published As

Publication number Publication date
FR2570828A1 (fr) 1986-03-28
GB8522491D0 (en) 1985-10-16
DE3533311A1 (de) 1986-03-27
NL8502529A (nl) 1986-04-16
IT8448901A1 (it) 1986-03-25
IT8448901A0 (it) 1984-09-25
GB2169080A (en) 1986-07-02
IT1177991B (it) 1987-09-03

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Legal Events

Date Code Title Description
CN Change of patent owner's name

Owner name: *CENTRO SVILUPPO MATERIALI S.P.A.

Effective date: 19850924

RE Patent lapsed

Owner name: CENTRO SVILUPPO MATERIALI S.P.A.

Effective date: 19920930