FR845863A - Magnetic test apparatus for the examination of metals - Google Patents

Magnetic test apparatus for the examination of metals

Info

Publication number
FR845863A
FR845863A FR845863DA FR845863A FR 845863 A FR845863 A FR 845863A FR 845863D A FR845863D A FR 845863DA FR 845863 A FR845863 A FR 845863A
Authority
FR
France
Prior art keywords
examination
metals
test apparatus
magnetic test
magnetic
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 FR845863A publication Critical patent/FR845863A/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)
FR845863D 1936-12-11 1938-11-09 Magnetic test apparatus for the examination of metals Expired FR845863A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DED0074107 1936-12-11
GB31877/38A GB520871A (en) 1936-12-11 1938-11-03 Electromagnetic testing apparatus
FR845863T 1938-11-09

Publications (1)

Publication Number Publication Date
FR845863A true FR845863A (en) 1939-09-04

Family

ID=10329729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR845863D Expired FR845863A (en) 1936-12-11 1938-11-09 Magnetic test apparatus for the examination of metals

Country Status (3)

Country Link
DE (1) DE692051C (en)
FR (1) FR845863A (en)
GB (1) GB520871A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0373444A2 (en) * 1988-12-12 1990-06-20 Tiede Gmbh + Co Rissprüfanlagen Apparatus for magnetizing

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678420A (en) * 1951-06-28 1954-05-11 Magnaflux Corp Method of detecting flaws

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0373444A2 (en) * 1988-12-12 1990-06-20 Tiede Gmbh + Co Rissprüfanlagen Apparatus for magnetizing
EP0373444A3 (en) * 1988-12-12 1990-10-03 Tiede Gmbh + Co Rissprufanlagen Apparatus for magnetizing

Also Published As

Publication number Publication date
GB520871A (en) 1940-05-06
DE692051C (en) 1940-06-11

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