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IT1269611B - Procedimento e dispositivo per la incrinoscopia magnetica con magnetizzazione senza contatto - Google Patents

Procedimento e dispositivo per la incrinoscopia magnetica con magnetizzazione senza contatto

Info

Publication number
IT1269611B
IT1269611B ITMI940847A ITMI940847A IT1269611B IT 1269611 B IT1269611 B IT 1269611B IT MI940847 A ITMI940847 A IT MI940847A IT MI940847 A ITMI940847 A IT MI940847A IT 1269611 B IT1269611 B IT 1269611B
Authority
IT
Italy
Prior art keywords
incrinoscopy
magnetization
procedure
magnetic
contact
Prior art date
Application number
ITMI940847A
Other languages
English (en)
Inventor
Manfried Schoenen
Harri Haacke
Norbert Arzt
Original Assignee
Mannesmann 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 Mannesmann Ag filed Critical Mannesmann Ag
Publication of ITMI940847A0 publication Critical patent/ITMI940847A0/it
Publication of ITMI940847A1 publication Critical patent/ITMI940847A1/it
Application granted granted Critical
Publication of IT1269611B publication Critical patent/IT1269611B/it

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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils

Landscapes

  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Particle Accelerators (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
ITMI940847A 1993-05-13 1994-05-02 Procedimento e dispositivo per la incrinoscopia magnetica con magnetizzazione senza contatto IT1269611B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4316671A DE4316671C1 (de) 1993-05-13 1993-05-13 Vorrichtung zur Magnetpulverprüfung mit berührungsloser Magnetisierung

Publications (3)

Publication Number Publication Date
ITMI940847A0 ITMI940847A0 (it) 1994-05-02
ITMI940847A1 ITMI940847A1 (it) 1995-11-02
IT1269611B true IT1269611B (it) 1997-04-08

Family

ID=6488413

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI940847A IT1269611B (it) 1993-05-13 1994-05-02 Procedimento e dispositivo per la incrinoscopia magnetica con magnetizzazione senza contatto

Country Status (4)

Country Link
DE (1) DE4316671C1 (it)
FR (1) FR2705462B1 (it)
GB (1) GB2278449B (it)
IT (1) IT1269611B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19704596C1 (de) * 1997-02-07 1998-07-23 Helling Ind Prod Vorrichtung zur berührungslosen Magnetpulverprüfung der inneren Endbereiche von Rohren
DE19729681C2 (de) * 1997-07-11 1999-09-09 Helling Ind Prod Vorrichtung zur kontinuierlichen berührungslosen Magnetpulverprüfung von stabförmigen ferromagnetischen Werkstücken
US9349516B2 (en) 2014-02-13 2016-05-24 Siemens Energy, Inc. Multidirectional magnetic particle inspection system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU987508A1 (ru) * 1980-07-31 1983-01-07 Московский Ордена Ленина И Ордена Октябрьской Революции Энергетический Институт Вихретоковый датчик дл неразрушающих испытаний и способ его изготовлени
US4593245A (en) * 1983-12-12 1986-06-03 General Electric Company Eddy current method for detecting a flaw in semi-conductive material
DE3802575A1 (de) * 1988-01-26 1989-08-03 Helling Ind Prod Verfahren und einrichtung zur magnetpulverpruefung
DE4001167A1 (de) * 1990-01-17 1991-07-18 Helling Ind Prod Verfahren und einrichtung zur magnetpulverpruefung

Also Published As

Publication number Publication date
ITMI940847A1 (it) 1995-11-02
DE4316671C1 (de) 1994-06-23
FR2705462B1 (fr) 1996-05-24
GB2278449B (en) 1997-08-27
GB9409397D0 (en) 1994-06-29
FR2705462A1 (fr) 1994-11-25
GB2278449A (en) 1994-11-30
ITMI940847A0 (it) 1994-05-02

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990430