NO885430D0 - Framgangsmaate for deteksjon av korrosjon paa ledende beholdere med varierende kappetykkelse. - Google Patents

Framgangsmaate for deteksjon av korrosjon paa ledende beholdere med varierende kappetykkelse.

Info

Publication number
NO885430D0
NO885430D0 NO885430A NO885430A NO885430D0 NO 885430 D0 NO885430 D0 NO 885430D0 NO 885430 A NO885430 A NO 885430A NO 885430 A NO885430 A NO 885430A NO 885430 D0 NO885430 D0 NO 885430D0
Authority
NO
Norway
Prior art keywords
corrosion
procedure
detection
coating thickness
various coating
Prior art date
Application number
NO885430A
Other languages
English (en)
Other versions
NO885430L (no
NO304454B1 (no
Inventor
Pedro F Lara
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
Publication of NO885430D0 publication Critical patent/NO885430D0/no
Publication of NO885430L publication Critical patent/NO885430L/no
Publication of NO304454B1 publication Critical patent/NO304454B1/no

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
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals
    • G01N27/9053—Compensating for probe to workpiece spacing
    • 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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (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)
NO885430A 1987-12-17 1988-12-07 FramgangsmÕte for deteksjon av korrosjon pÕ ledende beholdere med varierende kappetykkelse NO304454B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/134,224 US4843319A (en) 1987-12-17 1987-12-17 Transient electromagnetic method for detecting corrosion on conductive containers having variations in jacket thickness

Publications (3)

Publication Number Publication Date
NO885430D0 true NO885430D0 (no) 1988-12-07
NO885430L NO885430L (no) 1989-06-19
NO304454B1 NO304454B1 (no) 1998-12-14

Family

ID=22462335

Family Applications (1)

Application Number Title Priority Date Filing Date
NO885430A NO304454B1 (no) 1987-12-17 1988-12-07 FramgangsmÕte for deteksjon av korrosjon pÕ ledende beholdere med varierende kappetykkelse

Country Status (7)

Country Link
US (1) US4843319A (no)
EP (1) EP0321111B1 (no)
JP (1) JPH0762668B2 (no)
AU (1) AU598706B2 (no)
CA (1) CA1270919A (no)
DE (1) DE3879643T2 (no)
NO (1) NO304454B1 (no)

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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
US4929898A (en) * 1987-12-17 1990-05-29 Atlantic Richfield Transient electromagnetic method for detecting irregularities on conductive containers
US4990851A (en) * 1987-12-17 1991-02-05 Atlantic Richfield Company 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
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
EP0518635B1 (en) * 1991-06-11 2003-05-21 Newt Holdings Limited Probe
AT401579B (de) * 1993-04-16 1996-10-25 Tiefnig Eugen Verfahren und vorrichtung zur ermittlung der korrosivität
US5854557A (en) * 1993-04-16 1998-12-29 Tiefnig; Eugen Corrosion measurement system
DK65593D0 (da) * 1993-06-04 1993-06-04 Voss Fabrik Atlas Husholdnings Apparat til styring af opvarmning af foedevarer
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
EP0817974B1 (en) 1995-03-14 2000-11-08 Profile Technologies, Inc. Reflectometry methods for insulated pipes
BR9608666B1 (pt) * 1995-06-29 2008-11-18 pprocesso aplicÁvel a um objeto constituÍdo de um substrato em material condutor elÉtrico ferromagnÉtico recoberto de uma camada de revestimento condutor elÉtrico nço ferromagnÉtico para mediÇço do produto condutividade de camada vezes espessura de camada.
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
AU1984597A (en) 1996-02-27 1997-09-16 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
US6820653B1 (en) 1999-04-12 2004-11-23 Carnegie Mellon University Pipe inspection and repair system
WO2002070943A2 (en) * 2001-03-07 2002-09-12 Carnegie Mellon University Gas main robotic inspection system
US6911826B2 (en) * 2001-06-12 2005-06-28 General Electric Company Pulsed eddy current sensor probes and inspection methods
US6933718B2 (en) * 2001-06-12 2005-08-23 The Boeing Company Quantification method and system for corrosion and damage assessment
CN100376861C (zh) * 2002-12-19 2008-03-26 国际壳牌研究有限公司 监测壁厚
US7196529B2 (en) * 2003-05-06 2007-03-27 Profile Technologies, Inc. Systems and methods for testing conductive members employing electromagnetic back scattering
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
US7005851B2 (en) * 2003-09-30 2006-02-28 General Electric Company Methods and apparatus for inspection utilizing pulsed eddy current
KR100734923B1 (ko) * 2005-07-04 2007-07-03 추봉진 배관부식측정장치 및 배관부식측정장치용 덮개
FR2900471B1 (fr) * 2006-04-26 2008-12-26 Snecma Sa Mesure des epaisseurs de paroi, notamment d'aube, par courants de foucault
US7389206B2 (en) * 2006-08-10 2008-06-17 General Electric Company Inspection systems and methods of operation
JP4886577B2 (ja) * 2007-04-06 2012-02-29 新日本製鐵株式会社 腐食速度測定用センサ、装置、及び、腐食速度測定方法
JP5017038B2 (ja) * 2007-09-26 2012-09-05 株式会社日立製作所 渦流検査装置及び渦流検査方法
KR101250243B1 (ko) * 2008-09-05 2013-04-04 엘지전자 주식회사 배관 거리 감지 장치 및 감지 방법
US8000936B2 (en) * 2008-11-10 2011-08-16 Saudi Arabian Oil Company Data analysis system for determining coating conditions of a buried pipeline
US8248088B2 (en) * 2010-02-08 2012-08-21 John Murray Spruth Remote monitor for corrosion protection of pipelines and structures
GB201006733D0 (en) * 2010-04-22 2010-06-09 Liverpool John Moores University An electromagnetic sensor
US9310338B2 (en) * 2010-10-14 2016-04-12 Halliburton Energy Services, Inc. Method for measuring remote field eddy current thickness in multiple tubular configuration
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
US9880130B2 (en) 2015-12-15 2018-01-30 Eddyfi Ndt Inc. Pulsed eddy current testing with dual-purpose coils
JP6971864B2 (ja) * 2018-01-15 2021-11-24 オムロン株式会社 ベルトの製造方法
US11493480B2 (en) 2020-10-12 2022-11-08 Russell Nde Systems Inc. Method and apparatus for the detection of corrosion under insulation (CUI), corrosion under fireproofing (CUF), and far side corrosion on carbon steel piping and plates

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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
DE3879643T2 (de) 1993-10-14
CA1270919A (en) 1990-06-26
AU598706B2 (en) 1990-06-28
EP0321111A1 (en) 1989-06-21
DE3879643D1 (de) 1993-04-29
EP0321111B1 (en) 1993-03-24
AU2695888A (en) 1989-06-22
US4843319A (en) 1989-06-27
JPH0762668B2 (ja) 1995-07-05
NO885430L (no) 1989-06-19
JPH01202655A (ja) 1989-08-15
NO304454B1 (no) 1998-12-14

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