DE3879427D1 - Verfahren zur feststellung von korrosion auf elektrisch leitenden behaeltern. - Google Patents

Verfahren zur feststellung von korrosion auf elektrisch leitenden behaeltern.

Info

Publication number
DE3879427D1
DE3879427D1 DE8888311204T DE3879427T DE3879427D1 DE 3879427 D1 DE3879427 D1 DE 3879427D1 DE 8888311204 T DE8888311204 T DE 8888311204T DE 3879427 T DE3879427 T DE 3879427T DE 3879427 D1 DE3879427 D1 DE 3879427D1
Authority
DE
Germany
Prior art keywords
electrically conducting
determining corrosion
conducting containers
containers
corrosion
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
DE8888311204T
Other languages
English (en)
Other versions
DE3879427T2 (de
Inventor
Brian R Spies
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.)
R?ntgen Technische Dienst Rotterdam Nl BV
Original Assignee
Atlantic Richfield Co
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 Atlantic Richfield Co filed Critical Atlantic Richfield Co
Application granted granted Critical
Publication of DE3879427D1 publication Critical patent/DE3879427D1/de
Publication of DE3879427T2 publication Critical patent/DE3879427T2/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
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Environmental Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Analytical Chemistry (AREA)
  • Ecology (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE88311204T 1987-12-17 1988-11-25 Verfahren zur Feststellung von Korrosion auf elektrisch leitenden Behältern. Expired - Lifetime DE3879427T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/134,368 US4843320A (en) 1987-12-17 1987-12-17 Transient electromagnetic method for detecting corrosion on conductive containers

Publications (2)

Publication Number Publication Date
DE3879427D1 true DE3879427D1 (de) 1993-04-22
DE3879427T2 DE3879427T2 (de) 1993-10-14

Family

ID=22463057

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88311204T Expired - Lifetime DE3879427T2 (de) 1987-12-17 1988-11-25 Verfahren zur Feststellung von Korrosion auf elektrisch leitenden Behältern.

Country Status (7)

Country Link
US (1) US4843320A (de)
EP (1) EP0321112B1 (de)
JP (1) JPH0827261B2 (de)
AU (1) AU598704B2 (de)
CA (1) CA1270918A (de)
DE (1) DE3879427T2 (de)
NO (1) NO304452B1 (de)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE451886B (sv) * 1986-10-10 1987-11-02 Sten Linder Sett och anordning for beroringsfri metning av storheter hos eller i anslutning till elektriskt ledande material
US4990851A (en) * 1987-12-17 1991-02-05 Atlantic Richfield Company Transient electromagnetic method for detecting irregularities on conductive containers
US4929898A (en) * 1987-12-17 1990-05-29 Atlantic Richfield Transient electromagnetic method for detecting irregularities on conductive containers
US4929896A (en) * 1988-12-29 1990-05-29 Atlantic Richfield Company Transient electromagnetic method for detecting irregularies on conductive containers having variations in jacket thickness
US4906928A (en) * 1988-12-29 1990-03-06 Atlantic Richfield Company Transient electromagnetic apparatus with receiver having digitally controlled gain ranging amplifier for detecting irregularities on conductive containers
CA1330829C (en) * 1989-08-09 1994-07-19 Peter P. Roosen Metal measuring method and apparatus
US5233297A (en) * 1990-08-06 1993-08-03 Atlantic Richfield Company Transient electromagnetic method and apparatus for inspecting conductive objects utilizing sensors that move during inspection
GB9109597D0 (en) * 1991-05-03 1991-06-26 Air Prod Plc Method and apparatus for testing containers for corrosion
DE69233065D1 (de) * 1991-06-11 2003-06-26 Newt Holdings Ltd Sonde
CN1036197C (zh) * 1992-01-28 1997-10-22 格拉克索有限公司 水溶性喜树碱衍生物
US5180969A (en) * 1992-02-04 1993-01-19 Southwest Research Institute Detection of reinforcing steel corrosion in concrete structures using non-linear harmonic and intermodulation wave generation
US5461313A (en) * 1993-06-21 1995-10-24 Atlantic Richfield Company Method of detecting cracks by measuring eddy current decay rate
US5623427A (en) * 1994-09-02 1997-04-22 Defelsko Corporation Nondestructive anodic capacity gauge
WO1996028743A1 (en) 1995-03-14 1996-09-19 Profile Technologies, Inc. Reflectometry methods for insulated pipes
US5602474A (en) * 1995-06-06 1997-02-11 United Technologies Corporation Detecting cracks in non-uniform areas of metal parts including position correlation
US5821749A (en) * 1995-08-02 1998-10-13 Booker; James R. Reluctance change apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced ("ACSR") conductors
US5744955A (en) * 1995-08-02 1998-04-28 Booker; James R. Apparatus and method of detecting loss of cross-sectional area of magnetic metallic strength members used in conductors such as aluminum conductor steel reinforced (ACSR) conductors
DE19604821C1 (de) * 1996-02-10 1997-10-02 Michael Hesky Gmbh Vorrichtung zur Leckerfassung bei Rohrleitungen
CA2247358A1 (en) 1996-02-27 1997-09-04 Profile Technologies, Inc. Pipe testing apparatus and method
US6291992B1 (en) * 1996-07-12 2001-09-18 Shell Oil Company Eddy current inspection technique
US6285183B1 (en) 1996-09-30 2001-09-04 Mcdonnell Douglas Corporation Method and system for measuring the volume loss of a metal substrate
US6037768A (en) * 1997-04-02 2000-03-14 Iowa State University Research Foundation, Inc. Pulsed eddy current inspections and the calibration and display of inspection results
US6201391B1 (en) 1998-10-07 2001-03-13 Southwest Research Institute Nonlinear harmonics method and system for measuring degradation in protective coatings
AUPP813499A0 (en) * 1999-01-13 1999-02-04 Rock Solid Research Pty. Ltd. A subsurface pipeline inspection probe
US6820653B1 (en) 1999-04-12 2004-11-23 Carnegie Mellon University Pipe inspection and repair system
JP3297733B2 (ja) * 1999-08-18 2002-07-02 独立行政法人 海上技術安全研究所 電磁誘導を利用した鋼板の厚さ測定方法
US6593737B2 (en) * 2000-08-24 2003-07-15 Shell Oil Company Method for measuring the wall thickness of an electrically conductive object
US6570379B2 (en) 2000-08-24 2003-05-27 Shell Oil Company Method for inspecting an object of electrically conducting material
EP1373783B1 (de) * 2001-03-07 2005-08-03 Carnegie-Mellon University Robotersystem zur inspektion von gasleitungen
US6933718B2 (en) * 2001-06-12 2005-08-23 The Boeing Company Quantification method and system for corrosion and damage assessment
DE60302653T2 (de) * 2002-02-26 2006-06-14 Shell Int Research Messverfahren zum bestimmen eines oberflächenprofils
DE60314665T2 (de) 2002-12-19 2008-02-28 Shell Internationale Research Maatschappij B.V. Überwachung der wanddicke eines objektes
US20050007121A1 (en) * 2003-05-06 2005-01-13 Burnett Gale D. Systems and methods for non-destructively testing conductive members employing electromagnetic back scattering
US7642790B2 (en) * 2003-05-06 2010-01-05 Profile Technologies, Inc. Systems and methods for testing conductive members employing electromagnetic back scattering
US7196529B2 (en) * 2003-05-06 2007-03-27 Profile Technologies, Inc. Systems and methods for testing conductive members employing electromagnetic back scattering
US7005851B2 (en) * 2003-09-30 2006-02-28 General Electric Company Methods and apparatus for inspection utilizing pulsed eddy current
JP4394415B2 (ja) * 2003-10-24 2010-01-06 非破壊検査株式会社 電磁波パルスによる板厚相対比較方法及び板厚相対比較装置
US7722850B2 (en) 2005-11-23 2010-05-25 Shell Oil Company Process for sequestration of carbon dioxide by mineral carbonation
EP2064515B1 (de) 2006-09-21 2014-11-26 Shell Internationale Research Maatschappij B.V. Prüfung eines elektrisch leitenden objekts mithilfe von eddy-strömen
US8000936B2 (en) * 2008-11-10 2011-08-16 Saudi Arabian Oil Company Data analysis system for determining coating conditions of a buried pipeline
GB201006733D0 (en) * 2010-04-22 2010-06-09 Liverpool John Moores University An electromagnetic sensor
BR112013008984A2 (pt) * 2010-10-14 2016-07-05 Halliburton Energy Services Inc método de medição remota da espessura de um campo com correntes de foucault na configuração multi tubular
CN104155361B (zh) * 2014-08-07 2017-05-17 北京航空航天大学 一种基于带铁芯线圈探头的脉冲涡流电磁无损检测方法
WO2016049645A1 (en) 2014-09-26 2016-03-31 Delta Subsea, Llc Systems, apparatus, and methods for inspecting submerged surfaces
US10073058B2 (en) 2015-02-11 2018-09-11 Structural Integrity Associates Dynamic pulsed eddy current probe
US10895555B2 (en) 2015-03-30 2021-01-19 Structural Integrity Associates, Inc. System for in-line inspection using a dynamic pulsed eddy current probe and method thereof
US10961841B2 (en) 2017-06-02 2021-03-30 Halliburton Energy Services, Inc. Remote field eddy current technique for corrosion inspection of multiple pipes including transition sections
JP2019039677A (ja) * 2017-08-22 2019-03-14 九州電力株式会社 保温配管探傷装置及び保温配管探傷方法
CN113310394B (zh) * 2021-04-06 2022-10-04 北京航空航天大学 一种不锈钢管壁厚脉冲涡流检测方法及装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229197A (en) * 1961-10-31 1966-01-11 Jr Claus J Renken Pulsed electromagnetic field system for nondestructive testing
DE1698481B1 (de) * 1963-02-18 1969-09-04 Claus Colani Vorrichtung zur Untersuchung eines relativ homogenen,gegebenenfalls eine gewisse elektrische Leitfaehigkeit aufweisenden Mediums
US3315154A (en) * 1965-01-18 1967-04-18 United Gas Corp Method and apparatus for determining the wall thickness of metallic elements utilizing a reciprocal permanent magnet assembly
US3532969A (en) * 1968-02-20 1970-10-06 Nat Lead Co Method for magnetically measuring wall thickness of metal pipes and plate structures
US3745452A (en) * 1971-02-23 1973-07-10 J Osburn Magnetic field gradient apparatus and method for detecting pipe line corrosion
US3707672A (en) * 1971-06-02 1972-12-26 Westinghouse Electric Corp Weapon detector utilizing the pulsed field technique to detect weapons on the basis of weapons thickness
US4194149A (en) * 1977-12-15 1980-03-18 The Babcock & Wilcox Company Method for generating the eddy current signature of a flaw in a tube proximate a contiguous member which obscures the flaw signal
US4271393A (en) * 1978-12-29 1981-06-02 The Boeing Company Apparatus and method for eddy current detection of subsurface discontinuities in conductive bodies
US4418574A (en) * 1981-11-20 1983-12-06 Texaco Inc. Magnetic method and apparatus for measuring wall thickness
US4611170A (en) * 1982-08-04 1986-09-09 Pa Incorporated Coil apparatus mounted on an axially split spool for indicating wall thickness variations of a length of ferromagnetic pipe
GB8303587D0 (en) * 1983-02-09 1983-03-16 Chapman Cash Processing Ltd Coin discriminating apparatus
IT1194275B (it) * 1983-06-15 1988-09-14 Cise Spa Misuratore di spessori elevati "senza contatto" per materiali metallici ad di sopra della temperatura di curie

Also Published As

Publication number Publication date
AU598704B2 (en) 1990-06-28
US4843320A (en) 1989-06-27
JPH0827261B2 (ja) 1996-03-21
NO885428D0 (no) 1988-12-07
JPH01202654A (ja) 1989-08-15
NO304452B1 (no) 1998-12-14
EP0321112B1 (de) 1993-03-17
DE3879427T2 (de) 1993-10-14
EP0321112A1 (de) 1989-06-21
CA1270918A (en) 1990-06-26
NO885428L (no) 1989-06-19
AU2680488A (en) 1989-06-22

Similar Documents

Publication Publication Date Title
DE3879427D1 (de) Verfahren zur feststellung von korrosion auf elektrisch leitenden behaeltern.
DE3882214D1 (de) Verfahren zur unmittelbaren feststellung von korrosion auf elektrisch leitenden behaeltern.
DE3687519D1 (de) Verfahren zur beurteilung von knochen.
DE3768652D1 (de) Verfahren zur erfassung von fehlern in oberflaechen.
DE3886412D1 (de) Verfahren zur immobilisierung von lipasen.
DE3684613D1 (de) Verfahren zur fluessigkeitsspende.
DE3886249D1 (de) Verfahren zur Ultrareinigung von Faktor VIII:C.
DE68921222D1 (de) Verfahren zur chlorierung von ethan.
ATA376785A (de) Verfahren zur indentifizierung von nukleinsäuren
DE3575550D1 (de) Verfahren zur umsetzung von alkanen mit niedrigem molekulargewicht.
DE3581231D1 (de) Verfahren zur expression von polypeptiden.
DE3678345D1 (de) Verfahren zur wegnahme von versteckten linien.
DE3870378D1 (de) Verfahren zur verbesserung des haftvermoegens von polymeren auf elektrolytischen kupferoberflaechen.
DE3884980D1 (de) Verfahren zur Elektrotauchlackierung.
DE3872656D1 (de) Verfahren zur dekontamination von oberflaechen.
DE58908631D1 (de) Verfahren zur erfassung von druckflächenbedeckungsdaten.
DE3780593D1 (de) Verfahren zur verhinderung von ablagerungen.
DE58901598D1 (de) Verfahren zur gewinnung von rohargon.
DE3673314D1 (de) Verfahren zur spaltung von kohlenwasserstoffeinsaetzen.
DE3586409D1 (de) Verfahren zur kontinuierlichen umsetzung von cyanurfluorid mit aminonaphtholsulfonsaeuren.
DE3669709D1 (de) Verfahren zur perfluoralkylierung von aromatischen derivaten.
DE3673611D1 (de) Verfahren zur zuechtung von bakterien der campylobacter-gattung.
DE3768958D1 (de) Verfahren zum abfuellen von fluessigkeiten.
DE3676892D1 (de) Verfahren zur schlammentwaesserung mit biopolymeren.
DE3676905D1 (de) Verfahren zur detektion von fahrzeugen.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: R?NTGEN TECHNISCHE DIENST B.V., ROTTERDAM, NL