FR2086931A5 - - Google Patents

Info

Publication number
FR2086931A5
FR2086931A5 FR7013403A FR7013403A FR2086931A5 FR 2086931 A5 FR2086931 A5 FR 2086931A5 FR 7013403 A FR7013403 A FR 7013403A FR 7013403 A FR7013403 A FR 7013403A FR 2086931 A5 FR2086931 A5 FR 2086931A5
Authority
FR
France
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
FR7013403A
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.)
Nippon Steel Corp
Original Assignee
Sumitomo Metal Industries Ltd
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
Priority to US21062A priority Critical patent/US3670239A/en
Priority to GB1489270A priority patent/GB1304405A/en
Application filed by Sumitomo Metal Industries Ltd filed Critical Sumitomo Metal Industries Ltd
Priority to FR7013403A priority patent/FR2086931A5/fr
Priority to DE2025807A priority patent/DE2025807C3/de
Application granted granted Critical
Publication of FR2086931A5 publication Critical patent/FR2086931A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof  ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/82—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by variation of the magnetic field applied to the device
    • 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
FR7013403A 1970-03-19 1970-04-14 Expired FR2086931A5 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US21062A US3670239A (en) 1970-03-19 1970-03-19 Method and apparatus for magnetic flaw detection by using magneto-sensitive diodes
GB1489270A GB1304405A (fr) 1970-03-19 1970-03-26
FR7013403A FR2086931A5 (fr) 1970-03-19 1970-04-14
DE2025807A DE2025807C3 (de) 1970-03-19 1970-05-26 Vorrichtung zur zerstörungsfreien Untersuchung von magnetischen Werkstücken mit kreisförmigem Querschnitt auf Risse

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US2106270A 1970-03-19 1970-03-19
GB1489270 1970-03-26
FR7013403A FR2086931A5 (fr) 1970-03-19 1970-04-14
DE2025807A DE2025807C3 (de) 1970-03-19 1970-05-26 Vorrichtung zur zerstörungsfreien Untersuchung von magnetischen Werkstücken mit kreisförmigem Querschnitt auf Risse

Publications (1)

Publication Number Publication Date
FR2086931A5 true FR2086931A5 (fr) 1971-12-31

Family

ID=27431078

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7013403A Expired FR2086931A5 (fr) 1970-03-19 1970-04-14

Country Status (4)

Country Link
US (1) US3670239A (fr)
DE (1) DE2025807C3 (fr)
FR (1) FR2086931A5 (fr)
GB (1) GB1304405A (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2116827A1 (de) * 1971-04-06 1972-10-19 Förster, Friedrich, Dr., 7410 Reutlingen Anordnung zur zerstörungsfreien Prüfung von Stahlteilen
US3909711A (en) * 1971-07-28 1975-09-30 Sandco Ltd Transducer for sensing a variation of a magnetic field on a conveyor belt
US3789293A (en) * 1972-06-15 1974-01-29 Westinghouse Electric Corp Electrical current monitor which separately indicates individual and sustained current pulses
JPS5625631B2 (fr) * 1973-01-17 1981-06-13
US3899734A (en) * 1973-05-14 1975-08-12 Vetco Offshore Ind Inc Magnetic flux leakage inspection method and apparatus including magnetic diodes
US3854085A (en) * 1973-06-07 1974-12-10 Magnetics Analysis Corp Multi-probe flux leakage testing apparatus producing bipolar signals from the largest simultaneously occurring signals of each polarity
GB2029580B (en) * 1978-08-10 1983-06-15 Central Electr Generat Board Improvements in or relating to the collection and sensing of magnetic debris in lubricating oil and other liquids
US4613818A (en) * 1983-06-20 1986-09-23 The Medical College Of Wisconsin, Inc. Nuclear magnetic resonance blood flowmeter
DE3446867C2 (de) * 1984-12-21 1986-12-18 Nukem Gmbh, 6450 Hanau Vorrichtung zur zerstörungsfreien Prüfung längsverschiebbarer ferromagnetischer Körper und Verfahren zur Einstellung der Vorrichtung in einen auf die jeweiligen Prüflinge abgestimmten Ausgangszustand für die Prüfung
DE3525376A1 (de) * 1985-07-16 1987-01-29 Nukem Gmbh Verfahren und vorrichtung zur zerstoerungsfreien pruefung von ferromagnetischen koerpern mit oberflaechenabschnitten, die an kanten und/oder ecken aneinandergrenzen
US4982158A (en) * 1988-06-23 1991-01-01 Electric Power Research Institute, Inc. Method and apparatus for magnetic detection of flaws
GB2223346B (en) * 1988-07-23 1992-06-10 Tdm Tape Services Ltd Video tape certifier
DE9011478U1 (fr) * 1990-08-07 1990-12-20 Nukem Gmbh, 8755 Alzenau, De
DE9011477U1 (fr) * 1990-08-07 1990-12-20 Nukem Gmbh, 8755 Alzenau, De
EP0518635B1 (fr) * 1991-06-11 2003-05-21 Newt Holdings Limited Sonde
FR2714470B1 (fr) * 1993-12-24 1996-03-01 Unimetall Sa Procédé et dispositif de contrôle magnétique.
US6400146B1 (en) 2000-09-12 2002-06-04 Her Majesty The Queen In Right Of Canada As Represented By The Ministry Of Natural Resources Sensor head for ACFM based crack detection
CN101963559B (zh) * 2010-10-25 2012-09-05 无锡锡洲电磁线有限公司 新型换位导线试样弯曲装置
RU2486618C1 (ru) * 2011-11-11 2013-06-27 Закрытое акционерное общество "Ультракрафт" Способ размагничивания изделий из ферромагнитных материалов и устройство для его осуществления
PL2930651T3 (pl) * 2014-04-11 2017-02-28 Magcam Nv Sposób i urządzenie do mierzenia rozkładu pola magnetycznego magnesu wzdłuż głównej powierzchni wspomnianego magnesu
CN110794027A (zh) * 2019-10-22 2020-02-14 天津大学 一种隧道掘进机滚刀参数在线检测方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3004215A (en) * 1958-01-27 1961-10-10 Shell Oil Co Magnetic testing device
US3025460A (en) * 1959-12-08 1962-03-13 Magnetic Analysis Corp Rotating probe
US3166710A (en) * 1960-11-14 1965-01-19 Shell Oil Co Apparatus having segmented pickup coil and output circuit means responsive to signals from a single coil segment
US3141952A (en) * 1961-02-01 1964-07-21 United Aircraft Corp Electronic seam follower
US3579099A (en) * 1969-06-05 1971-05-18 Takayuki Kanbayashi Improved flaw detection apparatus using specially located hall detector elements

Also Published As

Publication number Publication date
DE2025807C3 (de) 1978-09-07
DE2025807A1 (de) 1971-12-02
DE2025807B2 (de) 1978-01-05
GB1304405A (fr) 1973-01-24
US3670239A (en) 1972-06-13

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