GB1155817A - Magnetic nondestructive testing system - Google Patents

Magnetic nondestructive testing system

Info

Publication number
GB1155817A
GB1155817A GB2719268A GB2719268A GB1155817A GB 1155817 A GB1155817 A GB 1155817A GB 2719268 A GB2719268 A GB 2719268A GB 2719268 A GB2719268 A GB 2719268A GB 1155817 A GB1155817 A GB 1155817A
Authority
GB
United Kingdom
Prior art keywords
workpiece
magnetometer
probe
output
input
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
GB2719268A
Other languages
English (en)
Inventor
Friedrich M O Forster
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1155817A publication Critical patent/GB1155817A/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

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)
GB2719268A 1967-06-09 1968-06-07 Magnetic nondestructive testing system Expired GB1155817A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64496167A 1967-06-09 1967-06-09

Publications (1)

Publication Number Publication Date
GB1155817A true GB1155817A (en) 1969-06-25

Family

ID=24587082

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2719268A Expired GB1155817A (en) 1967-06-09 1968-06-07 Magnetic nondestructive testing system

Country Status (3)

Country Link
DE (1) DE1766529A1 (enrdf_load_stackoverflow)
FR (1) FR1585918A (enrdf_load_stackoverflow)
GB (1) GB1155817A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143331A (en) * 1983-07-04 1985-02-06 Nippon Kokan Kk Apparatus for detecting the defective portion of a metallic tube
ES2274724A1 (es) * 2005-11-08 2007-05-16 Zertan, S.A. Sistema de eliminacion de perturbaciones para sensores inductivos.
EP3056897A1 (de) * 2015-02-13 2016-08-17 Pentacon Gmbh Foto- Und Feinwerktechnik Verfahren und vorrichtung zur prüfung von ferromagnetischen werkstücken auf inhomogenitäten, insbesondere auf risse und/oder schleifbrand

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017214328A1 (de) * 2017-08-17 2019-02-21 Robert Bosch Gmbh Verfahren und Vorrichtung zur magnetischen Detektion von Fehlstellen in einem ferromagnetischen Bauteil

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2143331A (en) * 1983-07-04 1985-02-06 Nippon Kokan Kk Apparatus for detecting the defective portion of a metallic tube
ES2274724A1 (es) * 2005-11-08 2007-05-16 Zertan, S.A. Sistema de eliminacion de perturbaciones para sensores inductivos.
ES2274724B1 (es) * 2005-11-08 2007-12-01 Zertan, S.A. Sistema de eliminacion de perturbaciones para sensores inductivos.
EP3056897A1 (de) * 2015-02-13 2016-08-17 Pentacon Gmbh Foto- Und Feinwerktechnik Verfahren und vorrichtung zur prüfung von ferromagnetischen werkstücken auf inhomogenitäten, insbesondere auf risse und/oder schleifbrand

Also Published As

Publication number Publication date
FR1585918A (enrdf_load_stackoverflow) 1970-02-06
DE1766529A1 (de) 1971-07-29

Similar Documents

Publication Publication Date Title
US2406870A (en) Apparatus for responding to magnetic fields
US3239754A (en) Thin film magnetometer
US2844789A (en) Microwave magnetic detectors
US2543843A (en) Magnetic field measuring device
US2975360A (en) Magnetoabsorption flux meter and gradiometer
NO882570L (no) Nukleaer magnetisk resonansavfoelingsanordning.
US2856581A (en) Magnetometer
US3396329A (en) Magnetic resonance magnetometers for measuring weak magnetic fields from aboard a moving vehicle, as a plane
US3443211A (en) Magnetometer inspection apparatus for ferromagnetic objects
GB888439A (en) Improvements in or relating to apparatus for the measurement of magnetic fields by magnetic resonance
US3621382A (en) Anistropic thin ferromagnetic film magnetometer
US3355658A (en) Differentiating metal detector for detecting metal objects and distinguishing between detected diamagnetic and non-diamagnetic objects
US3135199A (en) Magnetometer
US3546580A (en) Magnetic field variometer using a low noise amplifier and a coil-core arrangement of minimum weight and maximum sensitivity
GB1155817A (en) Magnetic nondestructive testing system
ES336189A1 (es) Procedimiento para compensar los campos magneticos parasi- tos.
US3166710A (en) Apparatus having segmented pickup coil and output circuit means responsive to signals from a single coil segment
GB1402798A (en) Method of measuring magnetic fields and magnetometer for perform ing the method
US3166707A (en) Nuclear magnetometers of the type making use of a high frequency pumping on an electronic transition
US3004211A (en) Atomic precession magnetometers
GB1200146A (en) Measuring magnetic fields
US3242424A (en) Inductive coupling circuit
GB1397246A (en) Apparatus for the measurement of magnetic fields
US3213354A (en) Nuclear precession well logging apparatus
US2414654A (en) Flux valve