NL7705299A - METHOD AND APPARATUS FOR EXAMINING FERROMAGNETIC WORKS - Google Patents

METHOD AND APPARATUS FOR EXAMINING FERROMAGNETIC WORKS

Info

Publication number
NL7705299A
NL7705299A NL7705299A NL7705299A NL7705299A NL 7705299 A NL7705299 A NL 7705299A NL 7705299 A NL7705299 A NL 7705299A NL 7705299 A NL7705299 A NL 7705299A NL 7705299 A NL7705299 A NL 7705299A
Authority
NL
Netherlands
Prior art keywords
ferromagnetic
examining
works
ferromagnetic works
examining ferromagnetic
Prior art date
Application number
NL7705299A
Other languages
Dutch (nl)
Original Assignee
Skf Ind Trading & Dev
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 Skf Ind Trading & Dev filed Critical Skf Ind Trading & Dev
Priority to NL7705299A priority Critical patent/NL7705299A/en
Priority to IT19761/78A priority patent/IT1112654B/en
Priority to ZA00782413A priority patent/ZA782413B/en
Priority to SE7805243A priority patent/SE7805243L/en
Priority to FI781482A priority patent/FI781482A/en
Priority to BR7802982A priority patent/BR7802982A/en
Priority to DE19782820559 priority patent/DE2820559A1/en
Priority to GB19040/78A priority patent/GB1604188A/en
Priority to JP5506178A priority patent/JPS53141686A/en
Priority to ES469764A priority patent/ES469764A1/en
Priority to FR7814312A priority patent/FR2390728A1/en
Priority to DD78205397A priority patent/DD135539A5/en
Publication of NL7705299A publication Critical patent/NL7705299A/en

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
    • 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
    • G01N27/904—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 with two or more sensors

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)
  • Measuring Magnetic Variables (AREA)
NL7705299A 1977-05-13 1977-05-13 METHOD AND APPARATUS FOR EXAMINING FERROMAGNETIC WORKS NL7705299A (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NL7705299A NL7705299A (en) 1977-05-13 1977-05-13 METHOD AND APPARATUS FOR EXAMINING FERROMAGNETIC WORKS
IT19761/78A IT1112654B (en) 1977-05-13 1978-01-30 PROCEDURE AND DEVICE FOR THE EXAMINATION OF FERROMAGNETIC PIECES
ZA00782413A ZA782413B (en) 1977-05-13 1978-04-27 Working method and apparatus for the examination of ferromagnetic workpieces
SE7805243A SE7805243L (en) 1977-05-13 1978-05-09 METHOD AND DEVICE FOR TESTING OF FERROMAGNETIC WORKS
FI781482A FI781482A (en) 1977-05-13 1978-05-10 APPARATUS AND EQUIPMENT FOR THE PROCESSING OF FERROMAGNETIC ARBETS
BR7802982A BR7802982A (en) 1977-05-13 1978-05-11 WORKING PROCESS AND APPLIANCE FOR EXAMINING FERROMAGNETIC PARTS
DE19782820559 DE2820559A1 (en) 1977-05-13 1978-05-11 METHOD AND DEVICE FOR TESTING FERROMAGNETIC WORKPIECES
GB19040/78A GB1604188A (en) 1977-05-13 1978-05-11 Method and apparatus for testing ferromagnetic workpieces
JP5506178A JPS53141686A (en) 1977-05-13 1978-05-11 Inspection method of ferromagnetic test pieces
ES469764A ES469764A1 (en) 1977-05-13 1978-05-12 Method and apparatus for testing ferromagnetic workpieces
FR7814312A FR2390728A1 (en) 1977-05-13 1978-05-12 METHOD AND APPARATUS FOR THE INSPECTION OF FERROMAGNETIC WORKPIECES
DD78205397A DD135539A5 (en) 1977-05-13 1978-05-16 METHOD AND DEVICE FOR THE INVESTIGATION OF FERROMAGNETIC WORKPIECES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7705299A NL7705299A (en) 1977-05-13 1977-05-13 METHOD AND APPARATUS FOR EXAMINING FERROMAGNETIC WORKS

Publications (1)

Publication Number Publication Date
NL7705299A true NL7705299A (en) 1978-11-15

Family

ID=19828549

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7705299A NL7705299A (en) 1977-05-13 1977-05-13 METHOD AND APPARATUS FOR EXAMINING FERROMAGNETIC WORKS

Country Status (12)

Country Link
JP (1) JPS53141686A (en)
BR (1) BR7802982A (en)
DD (1) DD135539A5 (en)
DE (1) DE2820559A1 (en)
ES (1) ES469764A1 (en)
FI (1) FI781482A (en)
FR (1) FR2390728A1 (en)
GB (1) GB1604188A (en)
IT (1) IT1112654B (en)
NL (1) NL7705299A (en)
SE (1) SE7805243L (en)
ZA (1) ZA782413B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503393A (en) * 1981-10-05 1985-03-05 Exxon Production Research Co. Method and apparatus for detecting flaws in the threaded end of an elongate member using electromagnetic excitation and an automated scanning sensor
US4510447A (en) * 1981-10-26 1985-04-09 Exxon Production Research Co. Inspection apparatus for electromagnetically detecting flaws in the wall of a pipe

Also Published As

Publication number Publication date
FR2390728A1 (en) 1978-12-08
DD135539A5 (en) 1979-05-09
ZA782413B (en) 1979-04-25
ES469764A1 (en) 1979-10-01
SE7805243L (en) 1978-11-14
BR7802982A (en) 1979-01-02
IT1112654B (en) 1986-01-20
DE2820559A1 (en) 1978-11-23
IT7819761A0 (en) 1978-01-30
JPS53141686A (en) 1978-12-09
FI781482A (en) 1978-11-14
GB1604188A (en) 1981-12-02

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Legal Events

Date Code Title Description
BV The patent application has lapsed