GB2143331A - Apparatus for detecting the defective portion of a metallic tube - Google Patents

Apparatus for detecting the defective portion of a metallic tube Download PDF

Info

Publication number
GB2143331A
GB2143331A GB08416773A GB8416773A GB2143331A GB 2143331 A GB2143331 A GB 2143331A GB 08416773 A GB08416773 A GB 08416773A GB 8416773 A GB8416773 A GB 8416773A GB 2143331 A GB2143331 A GB 2143331A
Authority
GB
United Kingdom
Prior art keywords
magnetic field
metallic tube
detecting means
tube
field detecting
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.)
Withdrawn
Application number
GB08416773A
Other languages
English (en)
Other versions
GB8416773D0 (en
Inventor
Takeo Yamada
Hiroyuki Hojyo
Akio Nagamune
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of GB8416773D0 publication Critical patent/GB8416773D0/en
Publication of GB2143331A publication Critical patent/GB2143331A/en
Withdrawn legal-status Critical Current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

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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB08416773A 1983-07-04 1984-07-02 Apparatus for detecting the defective portion of a metallic tube Withdrawn GB2143331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12128883A JPS6013205A (ja) 1983-07-04 1983-07-04 管体の腐食位置検出装置及びその検出方法

Publications (2)

Publication Number Publication Date
GB8416773D0 GB8416773D0 (en) 1984-08-08
GB2143331A true GB2143331A (en) 1985-02-06

Family

ID=14807542

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08416773A Withdrawn GB2143331A (en) 1983-07-04 1984-07-02 Apparatus for detecting the defective portion of a metallic tube

Country Status (4)

Country Link
JP (1) JPS6013205A (enrdf_load_stackoverflow)
DE (1) DE3424308A1 (enrdf_load_stackoverflow)
FR (1) FR2548785A1 (enrdf_load_stackoverflow)
GB (1) GB2143331A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479100A (en) * 1994-05-10 1995-12-26 Gas Research Institute Method for detecting anomalies in pipes
US5537035A (en) * 1994-05-10 1996-07-16 Gas Research Institute Apparatus and method for detecting anomalies in ferrous pipe structures
WO1999056123A1 (de) * 1998-04-29 1999-11-04 F.I.T. Messtechnik Gmbh Verfahren und vorrichtung zur erfassung von ungleichmässigkeiten in der wanddicke unzugänglicher metallischer rohre
EP1192456A4 (en) * 1999-04-05 2003-01-29 Halliburton Energy Serv Inc METHOD AND DEVICE FOR LOCALIZING HOUSING CONNECTIONS
US6815946B2 (en) 1999-04-05 2004-11-09 Halliburton Energy Services, Inc. Magnetically activated well tool

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19654868A1 (de) * 1996-12-24 1998-06-25 Forschungsgesellschaft Fuer In Prüfverfahren zur Erkennung von Korrosion
RU2176317C1 (ru) * 2000-03-13 2001-11-27 Открытое акционерное общество Научно-производственное предприятие Научно-исследовательский и проектно-конструкторский институт геофизических исследований геологоразведочных скважин Способ электромагнитной дефектоскопии стальных труб в скважинах
DE10030191C2 (de) * 2000-06-19 2002-10-31 Hahn Meitner Inst Berlin Gmbh Vorrichtung und Verfahren zur Ortung und zur Bestimmung der Ausdehnung von nicht sichtbaren Körpern aus ferromagnetischen Materialien in nichtferromagnetischer Umgebung
JP2003068234A (ja) 2001-08-29 2003-03-07 Nippon Electric Glass Co Ltd 投射管用ファンネル・ネック封合体
EP1357380A1 (de) * 2002-04-24 2003-10-29 NP Inspection Services GmbH Prüfverfahren und Prüfvorrichtung zur Erkennung von Ungleichmässigkeiten in der Wandstärke von ferromagnetischen Rohren
US6597178B1 (en) * 2002-10-18 2003-07-22 Schlumberger Technology Corporation Sensor for detecting the magnetic field in the area of downhole casing
JP6007923B2 (ja) * 2014-01-22 2016-10-19 横河電機株式会社 減肉検出装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB631988A (en) * 1947-07-25 1949-11-14 Superheater Co Ltd Improvements in and relating to apparatus for testing materials by magnetic or electrical analysis
GB1002465A (en) * 1963-04-26 1965-08-25 Camco Inc Method and apparatus for detecting corrosion in a pipe line
GB1155817A (en) * 1967-06-09 1969-06-25 Forster F M O Magnetic nondestructive testing system
GB1200146A (en) * 1967-08-17 1970-07-29 Friedrich M O Foerster Measuring magnetic fields
GB1586581A (en) * 1977-01-26 1981-03-18 British Gas Corp Pipeline inspection equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2371176A (en) * 1945-03-13 Means for and method of detecting
US1978252A (en) * 1930-10-25 1934-10-23 Sperry Prod Inc Flaw detector for boiler welds
US3753091A (en) * 1972-04-10 1973-08-14 Submarine Pipeline Technology Method and device for detecting faults in non-conductive coatings on under water pipelines
JPS5826256A (ja) * 1981-08-07 1983-02-16 Kubota Ltd 管の検査装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB631988A (en) * 1947-07-25 1949-11-14 Superheater Co Ltd Improvements in and relating to apparatus for testing materials by magnetic or electrical analysis
GB1002465A (en) * 1963-04-26 1965-08-25 Camco Inc Method and apparatus for detecting corrosion in a pipe line
GB1155817A (en) * 1967-06-09 1969-06-25 Forster F M O Magnetic nondestructive testing system
GB1200146A (en) * 1967-08-17 1970-07-29 Friedrich M O Foerster Measuring magnetic fields
GB1586581A (en) * 1977-01-26 1981-03-18 British Gas Corp Pipeline inspection equipment

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5479100A (en) * 1994-05-10 1995-12-26 Gas Research Institute Method for detecting anomalies in pipes
US5537035A (en) * 1994-05-10 1996-07-16 Gas Research Institute Apparatus and method for detecting anomalies in ferrous pipe structures
US5747998A (en) * 1994-05-10 1998-05-05 Gas Research Institute Apparatus for detecting anomalies in pipes
WO1999056123A1 (de) * 1998-04-29 1999-11-04 F.I.T. Messtechnik Gmbh Verfahren und vorrichtung zur erfassung von ungleichmässigkeiten in der wanddicke unzugänglicher metallischer rohre
US6501266B1 (en) 1998-04-29 2002-12-31 F.I.T. Messtechnik Gmbh Procedure and device for detecting nonuniformities in the wall thickness of inaccessible metal pipes
EP1192456A4 (en) * 1999-04-05 2003-01-29 Halliburton Energy Serv Inc METHOD AND DEVICE FOR LOCALIZING HOUSING CONNECTIONS
US6815946B2 (en) 1999-04-05 2004-11-09 Halliburton Energy Services, Inc. Magnetically activated well tool
US7095223B2 (en) 1999-04-05 2006-08-22 Halliburton Energy Services, Inc. Method of locating an anomaly in a tubular member in a well

Also Published As

Publication number Publication date
JPS6013205A (ja) 1985-01-23
JPH0457961B2 (enrdf_load_stackoverflow) 1992-09-16
DE3424308A1 (de) 1985-01-17
GB8416773D0 (en) 1984-08-08
FR2548785A1 (fr) 1985-01-11

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)