DE69319688D1 - Magnetisches rissprüfgerät für ferromagnetische gegenstände - Google Patents

Magnetisches rissprüfgerät für ferromagnetische gegenstände

Info

Publication number
DE69319688D1
DE69319688D1 DE69319688T DE69319688T DE69319688D1 DE 69319688 D1 DE69319688 D1 DE 69319688D1 DE 69319688 T DE69319688 T DE 69319688T DE 69319688 T DE69319688 T DE 69319688T DE 69319688 D1 DE69319688 D1 DE 69319688D1
Authority
DE
Germany
Prior art keywords
magnetic
ferromagnetic objects
rip detector
rip
detector
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 - Lifetime
Application number
DE69319688T
Other languages
English (en)
Inventor
Jackson H Hwang
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.)
Western Atlas International Inc
Original Assignee
Western Atlas International Inc
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 Western Atlas International Inc filed Critical Western Atlas International Inc
Application granted granted Critical
Publication of DE69319688D1 publication Critical patent/DE69319688D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE69319688T 1992-05-14 1993-05-12 Magnetisches rissprüfgerät für ferromagnetische gegenstände Expired - Lifetime DE69319688D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/882,810 US5293117A (en) 1992-05-14 1992-05-14 Magnetic flaw detector for use with ferromagnetic small diameter tubular goods using a second magnetic field to confine a first magnetic field
PCT/US1993/004695 WO1993023749A1 (en) 1992-05-14 1993-05-12 Magnetic flaw detector for tubular goods

Publications (1)

Publication Number Publication Date
DE69319688D1 true DE69319688D1 (de) 1998-08-20

Family

ID=25381388

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69319688T Expired - Lifetime DE69319688D1 (de) 1992-05-14 1993-05-12 Magnetisches rissprüfgerät für ferromagnetische gegenstände

Country Status (7)

Country Link
US (1) US5293117A (de)
EP (1) EP0594844B1 (de)
AU (1) AU670103B2 (de)
CA (1) CA2113345C (de)
DE (1) DE69319688D1 (de)
NO (1) NO309018B1 (de)
WO (1) WO1993023749A1 (de)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9014496D0 (en) * 1990-06-29 1990-08-22 Safeline Ltd Metal detectors
US5475305A (en) * 1993-02-18 1995-12-12 Iowa State University Research Foundation, Inc. Magnetic inspection probe for measurement of magnetic anisotropy
GB9310803D0 (en) * 1993-05-21 1993-07-14 Atomic Energy Authority Uk Stress measurement
DE4415592A1 (de) * 1994-04-28 1995-11-02 Whd Warenhandels Und Dienstlei Verfahren und Anordnung zur Prüfung von Metallfäden, -bändern und -partikeln
US5537035A (en) * 1994-05-10 1996-07-16 Gas Research Institute Apparatus and method for detecting anomalies in ferrous pipe structures
US5479100A (en) * 1994-05-10 1995-12-26 Gas Research Institute Method for detecting anomalies in pipes
US5459399A (en) * 1994-06-08 1995-10-17 Otis Elevator Company Trap for preventing mixing of flux between adjacent indicia and being disposed adjacent first and second sensors
FR2743148B1 (fr) * 1995-12-29 1998-02-27 Framatome Sa Dispositif et procede de controle de tubes par courants de foucault
US5751144A (en) * 1996-07-23 1998-05-12 Ndt Technologies, Incorporated Method and device including primary and auxiliary magnetic poles for nondestructive detection of structural faults
US5828213A (en) * 1996-10-21 1998-10-27 Hickman; Jack R. Method and apparatus for magnetically sampling the uniformity of an elongate object
FR2762391B1 (fr) * 1997-04-21 1999-05-28 Soc D Transports Petroliers Pa Systeme et procede pour detecter des fissures dans des canalisations
US6265870B1 (en) 1999-09-02 2001-07-24 Ndt Technologies, Inc. Eddy current sensor assembly for detecting structural faults in magnetically permeable objects
CN1227527C (zh) * 2000-07-12 2005-11-16 杰富意钢铁株式会社 漏磁探伤法和使用漏磁探伤法的热轧钢板制造方法
GB0112983D0 (en) * 2001-05-30 2001-07-18 Advanced Eng Solutions Ltd Pipe condition detecting apparatus
EP1436604B1 (de) * 2001-10-17 2015-09-09 GE Oil & Gas UK Limited Methode zur messung von materialeigenschaften und lift-off komponenten eines objektes unter verwendung einer magnetsonde
US6792817B2 (en) 2002-08-09 2004-09-21 Visteon Global Technologies, Inc. Fixtures and processes for magnetizing magnetoelastic shafts circumferentially
US6924640B2 (en) * 2002-11-27 2005-08-02 Precision Drilling Technology Services Group Inc. Oil and gas well tubular inspection system using hall effect sensors
US6847207B1 (en) 2004-04-15 2005-01-25 Tdw Delaware, Inc. ID-OD discrimination sensor concept for a magnetic flux leakage inspection tool
US7218102B2 (en) * 2004-10-07 2007-05-15 Battelle Memorial Institute Pipeline inspection apparatus and method
CN101040182B (zh) * 2004-10-28 2010-09-08 东洋钢钣株式会社 用于检查电池外壳上的微伤的设备和方法
US20060164091A1 (en) * 2005-01-26 2006-07-27 Battelle Memorial Institute Rotating magnet-induced current pipeline inspection tool and method
US7595636B2 (en) * 2005-03-11 2009-09-29 Baker Hughes Incorporated Apparatus and method of using accelerometer measurements for casing evaluation
DE102005046574B4 (de) * 2005-09-23 2007-06-14 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur zerstörungsfreien Prüfung von Bauteilen
FR2900193B1 (fr) 2006-04-21 2008-06-20 Jean Pierre Martin Procede et dispositif permettant de determiner l'existence et l'emplacement de forces de contraintes sur une tige
CN1975406B (zh) * 2006-12-01 2010-08-25 华中科技大学 铁磁性构件表面缺陷远场磁场检测方法与装置
US9030195B2 (en) * 2006-12-21 2015-05-12 Athena Industrial Technologies, Inc. Linear structure inspection apparatus and method
FR2914007B1 (fr) * 2007-03-20 2009-05-29 Geo Energy Sa Sonde d'analyse d'un assemblage de tiges ou tubes
US7798023B1 (en) 2008-02-11 2010-09-21 Electromechanical Technologies, Inc. Linkage assembly for in-line inspection tool
GB0807940D0 (en) * 2008-05-01 2008-06-11 Pipeline Engineering And Suppl Pipeline monitoring apparatus and method
US7859256B1 (en) * 2008-11-12 2010-12-28 Electromechanical Technologies, Inc. Defect discriminator for in-line inspection tool
US20100171493A1 (en) * 2009-01-07 2010-07-08 Robert Standen Method and device for measuring thickness of a substrate
GB201105193D0 (en) * 2011-03-29 2011-05-11 Silverwing Uk Ltd Methods and apparatus for the inspection of plates and pipe walls
US9804132B2 (en) 2015-02-10 2017-10-31 Philip M. Hoyt Linkage assembly for in-line inspection tool
US9671370B2 (en) * 2015-10-14 2017-06-06 National Oilwell Varco, L.P. System and method for detecting material loss in a tubular
CN105181789B (zh) * 2015-10-20 2018-08-03 中国石油大学(北京) 基于三轴漏磁检测的小管径连续油管内缺陷检测装置
US11009484B1 (en) 2016-03-11 2021-05-18 The University Of Tulsa Velocity independent two-component magnetic flux leakage detective system
CN105866240A (zh) * 2016-06-01 2016-08-17 爱德森（厦门）电子有限公司 一种区分在用钢管内外壁漏磁检测信号的装置及方法
CN106153713A (zh) * 2016-06-28 2016-11-23 中国计量大学 一种金属管道内表面缺陷检测装置
US10458822B2 (en) 2016-07-11 2019-10-29 Entegra LLP Dynamic spacer for a smart pipeline inspection gauge
US10465509B2 (en) 2016-10-12 2019-11-05 Baker Hughes, A Ge Company, Llc Collocated multitone acoustic beam and electromagnetic flux leakage evaluation downhole
US20180196005A1 (en) * 2017-01-06 2018-07-12 Baker Hughes, A Ge Company, Llc Pipe inspection tool using colocated sensors
CA2992363C (en) * 2017-01-20 2020-10-20 Novitech Inc. Magnetizer for pigging tools
CN106950603A (zh) * 2017-03-22 2017-07-14 梁峰 一种检测锅炉受热面管内铁磁性物沉积的探头
RU178417U1 (ru) * 2017-06-27 2018-04-03 Федеральное государственное бюджетное учреждение науки " Удмуртский федеральный исследовательский центр Уральского отделения Российской академии наук" (УдмФИЦ УрО РАН) Магнитный структуроскоп
EA034115B1 (ru) * 2018-11-28 2019-12-27 Общество с ограниченной ответственностью "МИКС" Устройство для осуществления мультисенсорной электромагнитной дефектоскопии обсадных колонн скважины и контроля технического состояния
CN111751440B (zh) * 2020-06-17 2022-07-01 清华大学 钢材缺陷内外磁扰动综合检测装置及检测方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3091733A (en) * 1957-03-05 1963-05-28 Electro Chemical Lab Corp Apparatus for detecting flaws in elongated magnetic structures
US4088946A (en) * 1975-07-28 1978-05-09 Westinghouse Electric Corp. Magnetic bridge transducer formed with permanent magnets and a hall effect sensor for identifying the presence and location of ferromagnetic discontinuities within or on a tubular specimen
DE2612697C3 (de) * 1976-03-25 1979-07-05 Institut Dr. Friedrich Foerster Pruefgeraetebau, 7410 Reutlingen Verfahren und Einrichtung zur magnetischen Fehlerprüfung an Rohren
GB2086051B (en) * 1980-10-17 1984-07-25 British Gas Corp Pipeline inspection vehicle
US4602212A (en) * 1982-06-14 1986-07-22 Sumitomo Metal Industries, Ltd. Method and apparatus including a flux leakage and eddy current sensor for detecting surface flaws in metal products
US4789827A (en) * 1986-10-31 1988-12-06 Electric Power Research Institute Magnetic flux leakage probe with radially offset coils for use in nondestructive testing of pipes and tubes
US4889679A (en) * 1988-02-16 1989-12-26 Westinghouse Electric Corp. Eddy current probe apparatus having an expansible sleeve
DE3909729A1 (de) * 1989-03-23 1990-09-27 Gerald Schiebold Variable hybridsonde fuer mess- und pruefzwecke und zum abtasten von oberflaechen in der zerstoerungsfreien werkstoffpruefung, auch in starken allgemeinen magnetischen ueberlagerungs/stoerfeldern

Also Published As

Publication number Publication date
CA2113345A1 (en) 1993-11-25
EP0594844B1 (de) 1998-07-15
NO309018B1 (no) 2000-11-27
US5293117A (en) 1994-03-08
NO940103D0 (no) 1994-01-11
EP0594844A1 (de) 1994-05-04
NO940103L (no) 1994-03-10
AU4380193A (en) 1993-12-13
CA2113345C (en) 2003-05-20
EP0594844A4 (en) 1994-09-21
WO1993023749A1 (en) 1993-11-25
AU670103B2 (en) 1996-07-04

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8332 No legal effect for de