DE3882214D1 - Verfahren zur unmittelbaren feststellung von korrosion auf elektrisch leitenden behaeltern. - Google Patents

Verfahren zur unmittelbaren feststellung von korrosion auf elektrisch leitenden behaeltern.

Info

Publication number
DE3882214D1
DE3882214D1 DE8888311194T DE3882214T DE3882214D1 DE 3882214 D1 DE3882214 D1 DE 3882214D1 DE 8888311194 T DE8888311194 T DE 8888311194T DE 3882214 T DE3882214 T DE 3882214T DE 3882214 D1 DE3882214 D1 DE 3882214D1
Authority
DE
Germany
Prior art keywords
electrically conducting
detecting corrosion
immediately detecting
conducting containers
containers
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 - Fee Related
Application number
DE8888311194T
Other languages
English (en)
Other versions
DE3882214T2 (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.)
Phillips Petroleum Co
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 DE3882214D1 publication Critical patent/DE3882214D1/de
Publication of DE3882214T2 publication Critical patent/DE3882214T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE88311194T 1987-12-17 1988-11-25 Verfahren zur unmittelbaren Feststellung von Korrosion auf elektrisch leitenden Behältern. Expired - Fee Related DE3882214T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/133,952 US4839593A (en) 1987-12-17 1987-12-17 Transient electromagnetic method for directly detecting corrosion on conductive containers

Publications (2)

Publication Number Publication Date
DE3882214D1 true DE3882214D1 (de) 1993-08-12
DE3882214T2 DE3882214T2 (de) 1994-02-17

Family

ID=22461064

Family Applications (1)

Application Number Title Priority Date Filing Date
DE88311194T Expired - Fee Related DE3882214T2 (de) 1987-12-17 1988-11-25 Verfahren zur unmittelbaren Feststellung von Korrosion auf elektrisch leitenden Behältern.

Country Status (7)

Country Link
US (1) US4839593A (de)
EP (1) EP0321110B1 (de)
JP (1) JPH01202653A (de)
AU (1) AU598705B2 (de)
CA (1) CA1272265A (de)
DE (1) DE3882214T2 (de)
NO (1) NO304453B1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5030911A (en) * 1980-10-19 1991-07-09 Baker Hughes Incorporated Method and apparatus for displaying defects in tubular members on a two-dimensional map in a variety of display modes
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
CA2005551C (en) * 1988-12-29 1999-08-31 Pedro F. Lara Transient electromagnetic method for detecting irregularities on conductive containers having variations in jacket thickness
US5190635A (en) * 1989-04-03 1993-03-02 Ashland Oil, Inc. Superparamagnetic formation of FCC catalyst provides means of separation of old equilibrium fluid cracking catalyst
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
US5198098A (en) * 1990-10-19 1993-03-30 Ashland Oil, Inc. Magnetic separation of old from new equilibrium particles by means of manganese addition
US5171424A (en) * 1990-10-22 1992-12-15 Ashland Oil, Inc. Magnetic separation of old from new cracking catalyst by means of heavy rare earth "magnetic hooks"
EP0518635B1 (de) * 1991-06-11 2003-05-21 Newt Holdings Limited Sonde
US5670878A (en) * 1993-06-21 1997-09-23 Atlantic Richfield Company Inspecting a conductive object with a steady state magnetic field and induced eddy current
US5461313A (en) * 1993-06-21 1995-10-24 Atlantic Richfield Company Method of detecting cracks by measuring eddy current decay rate
CA2216079C (en) 1995-03-14 2006-05-16 Profile Technologies, Inc. Detection of suface amomalies in elongate conductive members by pulse propagation analysis
US6194902B1 (en) 1996-02-27 2001-02-27 John T. Kuo Pipe testing apparatus and method using electrical or electromagnetic pulses transmitted into the pipe
US6291992B1 (en) * 1996-07-12 2001-09-18 Shell Oil Company Eddy current inspection technique
JPH10206390A (ja) * 1997-01-22 1998-08-07 Kawasaki Steel Corp 埋設鋼管被覆損傷探査方法
US6820653B1 (en) 1999-04-12 2004-11-23 Carnegie Mellon University Pipe inspection and repair system
US6573706B2 (en) * 1999-11-18 2003-06-03 Intellijoint Systems Ltd. Method and apparatus for distance based detection of wear and the like in joints
US6707296B2 (en) * 2000-08-24 2004-03-16 Shell Oil Company Method for detecting cracks in electrically conducting material
DE60205353T2 (de) * 2001-03-07 2006-04-20 Carnegie Mellon University Robotersystem zur inspektion von gasleitungen
US6911828B1 (en) 2001-05-23 2005-06-28 Southwest Research Institute Apparatus and method for detecting the degradation of a coating using embedded sensors
US7196529B2 (en) * 2003-05-06 2007-03-27 Profile Technologies, Inc. Systems and methods for testing conductive members employing electromagnetic back scattering
EP1629228B1 (de) * 2003-05-06 2017-08-16 WaveTrue, Inc. Verfahren zur zerstörungsfreien prüfung von leitfähigen elementen unter verwendung elektromagnetischer rückstreuung
US7642790B2 (en) 2003-05-06 2010-01-05 Profile Technologies, Inc. Systems and methods for testing conductive members employing electromagnetic back scattering
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
US8147130B2 (en) * 2008-04-18 2012-04-03 General Electric Company Heat flux measurement device for estimating fouling thickness
US8000936B2 (en) * 2008-11-10 2011-08-16 Saudi Arabian Oil Company Data analysis system for determining coating conditions of a buried pipeline
CA2813745C (en) * 2010-10-14 2014-08-19 Halliburton Energy Services, Inc. Method for measuring remote field eddy current thickness in multiple tubular configuration
US8623197B1 (en) * 2010-12-20 2014-01-07 Western Digital (Fremont), Llc Testing workpiece overcoat
US20150306624A1 (en) * 2014-04-24 2015-10-29 Progressive Products, Inc. Coated pipe section and method of manufacture
KR101601204B1 (ko) * 2014-06-20 2016-03-09 한국원자력연구원 펄스와전류 탐촉자를 이용한 감육탐지 장치 및 방법
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
US10767470B2 (en) 2015-08-20 2020-09-08 Halliburton Energy Services, Inc. Inspection of wellbore conduits using a distributed sensor system
CN106198718B (zh) * 2016-06-30 2019-03-22 重庆交通大学 基于金属磁记忆的拉索腐蚀位置检测装置及方法
CN111678977A (zh) * 2020-05-07 2020-09-18 天津舜捷安科技有限公司 一种铁磁性材料壁厚缺陷扫查装置和扫查方法

Family Cites Families (13)

* 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
US3314155A (en) * 1965-08-02 1967-04-18 Joseph G Lavallee Micrometer
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
US4095180A (en) * 1975-12-29 1978-06-13 K. J. Law Engineers, Inc. Method and apparatus for testing conductivity using eddy currents
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

Also Published As

Publication number Publication date
EP0321110B1 (de) 1993-07-07
JPH01202653A (ja) 1989-08-15
NO885429D0 (no) 1988-12-07
EP0321110A1 (de) 1989-06-21
NO304453B1 (no) 1998-12-14
AU2695488A (en) 1989-06-22
DE3882214T2 (de) 1994-02-17
NO885429L (no) 1989-06-19
US4839593A (en) 1989-06-13
AU598705B2 (en) 1990-06-28
CA1272265A (en) 1990-07-31

Similar Documents

Publication Publication Date Title
DE3882214D1 (de) Verfahren zur unmittelbaren feststellung von korrosion auf elektrisch leitenden behaeltern.
DE3879427D1 (de) Verfahren zur feststellung von korrosion auf elektrisch leitenden behaeltern.
DE3768652D1 (de) Verfahren zur erfassung von fehlern in oberflaechen.
DE3687519T2 (de) Verfahren zur beurteilung von knochen.
DE3684613D1 (de) Verfahren zur fluessigkeitsspende.
DE3886249T2 (de) Verfahren zur Ultrareinigung von Faktor VIII:C.
DE3669271D1 (de) Verfahren zur entseuchung des bodens.
DE3678345D1 (de) Verfahren zur wegnahme von versteckten linien.
DE3671197D1 (de) Verfahren zur schlupferkennung.
DE3884980T2 (de) Verfahren zur Elektrotauchlackierung.
DE58908631D1 (de) Verfahren zur erfassung von druckflächenbedeckungsdaten.
DE3780593T2 (de) Verfahren zur verhinderung von ablagerungen.
DE3586409D1 (de) Verfahren zur kontinuierlichen umsetzung von cyanurfluorid mit aminonaphtholsulfonsaeuren.
DE3869690D1 (de) Verfahren zur magnetisierung von bohrlochrohren.
DE3673611D1 (de) Verfahren zur zuechtung von bakterien der campylobacter-gattung.
DE3669709D1 (de) Verfahren zur perfluoralkylierung von aromatischen derivaten.
DE3861651D1 (de) Verfahren zur wiedergewinnung von platingruppenmetallen.
DE3768958D1 (de) Verfahren zum abfuellen von fluessigkeiten.
DE3671456D1 (de) Verfahren zur pfropfung von maleinsaeureanhydriden auf olefinischen polymeren.
DE3676905D1 (de) Verfahren zur detektion von fahrzeugen.
DE3676892D1 (de) Verfahren zur schlammentwaesserung mit biopolymeren.
DE3673060D1 (de) Verfahren zur rueckgewinnung von fluorwasserstoff.
DE3871168D1 (de) Verfahren zur messung von biomasse.
DE3853847D1 (de) Verfahren zur Detektierung von Eingangswechselspannung.
DE3687918T2 (de) Verfahren zur trennung von staerke.

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: PHILLIPS PETROLEUM CO. (N.D.GES.D. STAATES DELAWAR

8339 Ceased/non-payment of the annual fee