FR2464473B1 - - Google Patents

Info

Publication number
FR2464473B1
FR2464473B1 FR7921495A FR7921495A FR2464473B1 FR 2464473 B1 FR2464473 B1 FR 2464473B1 FR 7921495 A FR7921495 A FR 7921495A FR 7921495 A FR7921495 A FR 7921495A FR 2464473 B1 FR2464473 B1 FR 2464473B1
Authority
FR
France
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
FR7921495A
Other languages
French (fr)
Other versions
FR2464473A1 (fr
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.)
Areva NP SAS
Original Assignee
Framatome SA
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 Framatome SA filed Critical Framatome SA
Priority to FR7921495A priority Critical patent/FR2464473A1/fr
Priority to CA000358797A priority patent/CA1158721A/fr
Priority to YU213580A priority patent/YU39884B/xx
Priority to DE8080401222T priority patent/DE3065689D1/de
Priority to EP19800401222 priority patent/EP0024991B1/fr
Priority to ES494528A priority patent/ES494528A0/es
Publication of FR2464473A1 publication Critical patent/FR2464473A1/fr
Application granted granted Critical
Publication of FR2464473B1 publication Critical patent/FR2464473B1/fr
Granted 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
    • G01N27/9093—Arrangements for supporting the sensor; Combinations of eddy-current sensors and auxiliary arrangements for marking or for rejecting

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)
FR7921495A 1979-08-28 1979-08-28 Dispositif de detection des defauts d'une plaque metallique au moyen de courants de foucault et procede utilisant ce dispositif Granted FR2464473A1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR7921495A FR2464473A1 (fr) 1979-08-28 1979-08-28 Dispositif de detection des defauts d'une plaque metallique au moyen de courants de foucault et procede utilisant ce dispositif
CA000358797A CA1158721A (fr) 1979-08-28 1980-08-21 Dispositif et procede de detection des defauts au moyen de courants de foucault
YU213580A YU39884B (en) 1979-08-28 1980-08-27 Arrangement for detecting defects on a metal plate by means of foucault currents
DE8080401222T DE3065689D1 (en) 1979-08-28 1980-08-27 Device for detecting flaws in a metallic plate by means of eddy currents, and method using this device
EP19800401222 EP0024991B1 (fr) 1979-08-28 1980-08-27 Dispositif de détection des défauts d'une plaque métallique au moyen de courants de Foucault, et procédé utilisant ce dispositif
ES494528A ES494528A0 (es) 1979-08-28 1980-08-27 Dispositivo de deteccion, por medio de corrientes de fou- cault, de los defectos de una placa metalica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7921495A FR2464473A1 (fr) 1979-08-28 1979-08-28 Dispositif de detection des defauts d'une plaque metallique au moyen de courants de foucault et procede utilisant ce dispositif

Publications (2)

Publication Number Publication Date
FR2464473A1 FR2464473A1 (fr) 1981-03-06
FR2464473B1 true FR2464473B1 (OSRAM) 1983-04-01

Family

ID=9229107

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7921495A Granted FR2464473A1 (fr) 1979-08-28 1979-08-28 Dispositif de detection des defauts d'une plaque metallique au moyen de courants de foucault et procede utilisant ce dispositif

Country Status (6)

Country Link
EP (1) EP0024991B1 (OSRAM)
CA (1) CA1158721A (OSRAM)
DE (1) DE3065689D1 (OSRAM)
ES (1) ES494528A0 (OSRAM)
FR (1) FR2464473A1 (OSRAM)
YU (1) YU39884B (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9015681D0 (en) * 1990-07-17 1990-09-05 Williams Inspection Services L Ndt probe
US6426622B1 (en) * 2000-12-21 2002-07-30 General Electric Company Fixture for eddy current inspection probes

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA953364A (en) * 1970-07-20 1974-08-20 Amf Incorporated Apparatus and method for pipeline inspection
US3718855A (en) * 1970-11-30 1973-02-27 R Cordova Eddy current flaw detection system
US3736501A (en) * 1971-03-25 1973-05-29 Automation Ind Inc Rotatable test device having diametrically opposed sensors and counterweights interlinked for radial movement by centrifugal force
FR2361647A1 (fr) * 1976-08-09 1978-03-10 Commissariat Energie Atomique Procede de controle par ultra-sons avec filtrage a la frequence de balayage et dispositif correspondant
US4134067A (en) * 1977-09-09 1979-01-09 The Boeing Company Rotary eddy current flaw detector utilizing differentially unbalanced coils and the amplitude of a rotary induced pulse to produce the charging voltage for the sweep generator
US4142154A (en) * 1977-09-16 1979-02-27 General Dynamics Corporation Hole tester using a permeable protective sleeve insertible in said hole and adapted to receive a relatively movable eddy current probe

Also Published As

Publication number Publication date
YU39884B (en) 1985-04-30
ES8105884A1 (es) 1981-06-01
EP0024991B1 (fr) 1983-11-23
EP0024991A1 (fr) 1981-03-11
FR2464473A1 (fr) 1981-03-06
DE3065689D1 (en) 1983-12-29
ES494528A0 (es) 1981-06-01
CA1158721A (fr) 1983-12-13
YU213580A (en) 1982-10-31

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Legal Events

Date Code Title Description
ST Notification of lapse