FR2196711A5 - - Google Patents

Info

Publication number
FR2196711A5
FR2196711A5 FR7329628A FR7329628A FR2196711A5 FR 2196711 A5 FR2196711 A5 FR 2196711A5 FR 7329628 A FR7329628 A FR 7329628A FR 7329628 A FR7329628 A FR 7329628A FR 2196711 A5 FR2196711 A5 FR 2196711A5
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
FR7329628A
Other languages
French (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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Application granted granted Critical
Publication of FR2196711A5 publication Critical patent/FR2196711A5/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
    • 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
    • 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
    • G01N27/9053—Compensating for probe to workpiece spacing

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FR7329628A 1972-08-15 1973-08-14 Expired FR2196711A5 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47081153A JPS4939462A (cs) 1972-08-15 1972-08-15

Publications (1)

Publication Number Publication Date
FR2196711A5 true FR2196711A5 (cs) 1974-03-15

Family

ID=13738475

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7329628A Expired FR2196711A5 (cs) 1972-08-15 1973-08-14

Country Status (4)

Country Link
JP (1) JPS4939462A (cs)
DE (1) DE2341088A1 (cs)
FR (1) FR2196711A5 (cs)
GB (1) GB1444155A (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677125A1 (fr) * 1991-05-30 1992-12-04 Micrel Appareil et procede de detection de defauts sur pieces metalliques.

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2726370C2 (de) * 1977-06-10 1981-09-24 Basf Ag, 6700 Ludwigshafen Meßverfahren und Meßeinrichtung zur Bestimmung der Homogenität von Magnetdispersionen
DE3120522C2 (de) * 1981-05-22 1985-02-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München Verfahren zur Bestimmung von Werkstoffeigenschaften
DE3238089A1 (de) * 1982-10-14 1984-04-19 Ballhaus, Heribert, Dipl.-Ing. Dr.-Ing, 7517 Waldbronn Geraet zur detektion von korrosionsschaeden an stahlseilfoerdergurten
JPS6145922A (ja) * 1984-08-10 1986-03-06 Hitachi Ltd 位置検出センサ
JPS6242087U (cs) * 1986-08-21 1987-03-13
DE3734128A1 (de) * 1987-10-09 1989-04-27 Fraunhofer Ges Forschung Magnetometer
GB201518809D0 (en) * 2015-10-23 2015-12-09 The Technology Partnership Plc Temperature sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677125A1 (fr) * 1991-05-30 1992-12-04 Micrel Appareil et procede de detection de defauts sur pieces metalliques.

Also Published As

Publication number Publication date
DE2341088A1 (de) 1974-03-07
GB1444155A (en) 1976-07-28
JPS4939462A (cs) 1974-04-12

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Legal Events

Date Code Title Description
ST Notification of lapse