FR1457167A - Procédé magnétographique - Google Patents

Procédé magnétographique

Info

Publication number
FR1457167A
FR1457167A FR41434A FR41434A FR1457167A FR 1457167 A FR1457167 A FR 1457167A FR 41434 A FR41434 A FR 41434A FR 41434 A FR41434 A FR 41434A FR 1457167 A FR1457167 A FR 1457167A
Authority
FR
France
Prior art keywords
magnetographic
magnetographic process
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
FR41434A
Other languages
English (en)
Inventor
Joachim Greiner
Friedrich Krones
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.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
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 Agfa Gevaert AG filed Critical Agfa Gevaert AG
Application granted granted Critical
Publication of FR1457167A publication Critical patent/FR1457167A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/16—Layers for recording by changing the magnetic properties, e.g. for Curie-point-writing
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Measuring Magnetic Variables (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
FR41434A 1964-12-08 1965-12-08 Procédé magnétographique Expired FR1457167A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA47812A DE1258146B (de) 1964-12-08 1964-12-08 Magnetographieverfahren fuer die zerstoerungsfreie Werkstoffpruefung

Publications (1)

Publication Number Publication Date
FR1457167A true FR1457167A (fr) 1966-10-28

Family

ID=6936006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR41434A Expired FR1457167A (fr) 1964-12-08 1965-12-08 Procédé magnétographique

Country Status (7)

Country Link
US (1) US3435336A (fr)
BE (1) BE673412A (fr)
CH (1) CH444525A (fr)
DE (1) DE1258146B (fr)
FR (1) FR1457167A (fr)
GB (1) GB1132989A (fr)
NL (1) NL6515807A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119518A (en) * 1982-03-24 1983-11-16 George Victor Crowe Flaw detection method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764733A (en) * 1952-05-03 1956-09-25 Magnaflux Corp Method and means for detecting flaws
US3221315A (en) * 1962-06-25 1965-11-30 Ncr Co Magnetic recording medium utilizing microscopic capsules containing magnetic material

Also Published As

Publication number Publication date
DE1258146B (de) 1968-01-04
BE673412A (fr) 1966-06-08
GB1132989A (en) 1968-11-06
CH444525A (de) 1967-09-30
NL6515807A (fr) 1966-04-25
US3435336A (en) 1969-03-25

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