FR888491A - Apparatus for finding faults in iron parts - Google Patents

Apparatus for finding faults in iron parts

Info

Publication number
FR888491A
FR888491A FR888491DA FR888491A FR 888491 A FR888491 A FR 888491A FR 888491D A FR888491D A FR 888491DA FR 888491 A FR888491 A FR 888491A
Authority
FR
France
Prior art keywords
iron parts
finding faults
faults
finding
iron
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
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.)
Deutsche Schiff & Maschb AG
Original Assignee
Deutsche Schiff & Maschb 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 Deutsche Schiff & Maschb AG filed Critical Deutsche Schiff & Maschb AG
Application granted granted Critical
Publication of FR888491A publication Critical patent/FR888491A/en
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
    • G01N27/83—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)
  • 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)
FR888491D 1939-03-08 1942-11-20 Apparatus for finding faults in iron parts Expired FR888491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED79988D DE746226C (en) 1939-03-08 1939-03-08 Device for locating defects in iron workpieces using magnetic methods

Publications (1)

Publication Number Publication Date
FR888491A true FR888491A (en) 1943-12-14

Family

ID=7063139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888491D Expired FR888491A (en) 1939-03-08 1942-11-20 Apparatus for finding faults in iron parts

Country Status (2)

Country Link
DE (1) DE746226C (en)
FR (1) FR888491A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE642163C (en) * 1937-02-24 Bruno Suschyzki Method for testing magnetizable materials for cracks and irregularities
DE648323C (en) * 1937-07-28 Sperry Prod Inc Device for finding cracks in magnetizable objects
US2031469A (en) * 1933-02-17 1936-02-18 Sperry Prod Inc Method and means for detecting flaws

Also Published As

Publication number Publication date
DE746226C (en) 1944-12-16

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