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FR1489010A - Method and apparatus for non-destructive testing of ferromagnetic metals - Google Patents

Method and apparatus for non-destructive testing of ferromagnetic metals

Info

Publication number
FR1489010A
FR1489010A FR36604A FR36604A FR1489010A FR 1489010 A FR1489010 A FR 1489010A FR 36604 A FR36604 A FR 36604A FR 36604 A FR36604 A FR 36604A FR 1489010 A FR1489010 A FR 1489010A
Authority
FR
France
Prior art keywords
destructive testing
ferromagnetic metals
ferromagnetic
metals
destructive
Prior art date
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
FR36604A
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.)
Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
Original Assignee
Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
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 Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU filed Critical Societe dElectro Chimie dElectro Metallurgie et des Acieries Electriques Dugine SA SECEMAU
Priority to FR36604A priority Critical patent/FR1489010A/en
Priority to LU52242D priority patent/LU52242A1/xx
Priority to GB4851266A priority patent/GB1139704A/en
Priority to BE688997D priority patent/BE688997A/xx
Priority to NL6615288A priority patent/NL6615288A/xx
Application granted granted Critical
Publication of FR1489010A publication Critical patent/FR1489010A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/8803—Visual inspection
    • 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
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
FR36604A 1965-10-29 1965-10-29 Method and apparatus for non-destructive testing of ferromagnetic metals Expired FR1489010A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR36604A FR1489010A (en) 1965-10-29 1965-10-29 Method and apparatus for non-destructive testing of ferromagnetic metals
LU52242D LU52242A1 (en) 1965-10-29 1966-10-25
GB4851266A GB1139704A (en) 1965-10-29 1966-10-28 Method of and apparatus for non-destructive testing of ferromagnetic materials
BE688997D BE688997A (en) 1965-10-29 1966-10-28
NL6615288A NL6615288A (en) 1965-10-29 1966-10-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR36604A FR1489010A (en) 1965-10-29 1965-10-29 Method and apparatus for non-destructive testing of ferromagnetic metals

Publications (1)

Publication Number Publication Date
FR1489010A true FR1489010A (en) 1967-07-21

Family

ID=8591430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR36604A Expired FR1489010A (en) 1965-10-29 1965-10-29 Method and apparatus for non-destructive testing of ferromagnetic metals

Country Status (5)

Country Link
BE (1) BE688997A (en)
FR (1) FR1489010A (en)
GB (1) GB1139704A (en)
LU (1) LU52242A1 (en)
NL (1) NL6615288A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2136953B (en) * 1983-08-03 1985-03-20 Wang Wei Kung Method and apparatus detecting biological particles by induced signal
GB2219394B (en) * 1988-05-06 1992-09-16 Gersan Ets Sensing a narrow frequency band of radiation and examining objects or zones
GB2219081B (en) * 1988-05-06 1992-12-02 Gersan Ets Identifying specific objects or zones
US5206699A (en) * 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones
GB2231958A (en) * 1989-04-07 1990-11-28 Hamamatsu Photonics Kk Measuring fluorescence characteristics
CN111380914A (en) * 2020-04-23 2020-07-07 华中科技大学无锡研究院 A non-destructive testing device, system and method

Also Published As

Publication number Publication date
GB1139704A (en) 1969-01-15
BE688997A (en) 1967-03-31
LU52242A1 (en) 1966-12-28
NL6615288A (en) 1967-05-02

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