FR2146005A5 - - Google Patents

Info

Publication number
FR2146005A5
FR2146005A5 FR7225060A FR7225060A FR2146005A5 FR 2146005 A5 FR2146005 A5 FR 2146005A5 FR 7225060 A FR7225060 A FR 7225060A FR 7225060 A FR7225060 A FR 7225060A FR 2146005 A5 FR2146005 A5 FR 2146005A5
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
FR7225060A
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.)
ABB Norden Holding AB
Original Assignee
ASEA AB
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 ASEA AB filed Critical ASEA AB
Application granted granted Critical
Publication of FR2146005A5 publication Critical patent/FR2146005A5/fr
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
    • 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
FR7225060A 1971-07-15 1972-07-11 Expired FR2146005A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE09188/71A SE368871B (fr) 1971-07-15 1971-07-15

Publications (1)

Publication Number Publication Date
FR2146005A5 true FR2146005A5 (fr) 1973-02-23

Family

ID=20276071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7225060A Expired FR2146005A5 (fr) 1971-07-15 1972-07-11

Country Status (7)

Country Link
US (1) US3967193A (fr)
CA (1) CA974595A (fr)
DE (1) DE2232081A1 (fr)
FR (1) FR2146005A5 (fr)
GB (1) GB1392745A (fr)
IT (1) IT964675B (fr)
SE (1) SE368871B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066521A2 (fr) * 1981-06-03 1982-12-08 Commissariat à l'Energie Atomique Capteur différentiel pour dispositif de contrôle par courants de Foucault, comprenant deux enroulements sur un mandrin triangulaire

Families Citing this family (6)

* 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
SE403517B (sv) * 1977-12-12 1978-08-21 Stangakonsult Forfarande och anordning att meta eller detektera en mekanisk tillstandsforendring
US5365170A (en) * 1993-01-19 1994-11-15 Orb Electrical Steels Limited Measurement of magnetic properties of electrical steels using a search coil partially defined by a fluid electrolyte
JP5750208B2 (ja) * 2010-12-08 2015-07-15 マークテック株式会社 渦電流探傷プローブ、渦電流探傷装置及び渦電流探傷方法
US9322806B2 (en) * 2013-10-25 2016-04-26 General Electric Company Eddy current sensor with linear drive conductor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2255053A (en) * 1940-12-17 1941-09-09 Gunn Ross Apparatus and method for detecting defects in metallic objects
US3247453A (en) * 1961-03-09 1966-04-19 Api Instr Company Magnetic flaw detector with exciting and sensing coils axially aligned on opposite sides of the material
US3354385A (en) * 1964-04-29 1967-11-21 American Mach & Foundry Electromagnetic inspection system utilizing search coils nested within one another
SE347356B (fr) * 1970-03-20 1972-07-31 Essem Metotest Ab

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0066521A2 (fr) * 1981-06-03 1982-12-08 Commissariat à l'Energie Atomique Capteur différentiel pour dispositif de contrôle par courants de Foucault, comprenant deux enroulements sur un mandrin triangulaire
FR2507323A1 (fr) * 1981-06-03 1982-12-10 Commissariat Energie Atomique Capteur differentiel pour dispositif de controle par courants de foucault, comprenant deux enroulements sur un mandrin triangulaire
EP0066521A3 (fr) * 1981-06-03 1985-10-23 Commissariat à l'Energie Atomique Capteur différentiel pour dispositif de contrôle par courants de Foucault, comprenant deux enroulements sur un mandrin triangulaire

Also Published As

Publication number Publication date
SE368871B (fr) 1974-07-22
DE2232081A1 (de) 1973-01-18
IT964675B (it) 1974-01-31
US3967193A (en) 1976-06-29
GB1392745A (en) 1975-04-30
CA974595A (en) 1975-09-16

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Legal Events

Date Code Title Description
ST Notification of lapse