CA1032223A - Methode d'inspection de pipelines par mesures rapprochees du potentiel tuyau-terre - Google Patents

Methode d'inspection de pipelines par mesures rapprochees du potentiel tuyau-terre

Info

Publication number
CA1032223A
CA1032223A CA284,496A CA284496A CA1032223A CA 1032223 A CA1032223 A CA 1032223A CA 284496 A CA284496 A CA 284496A CA 1032223 A CA1032223 A CA 1032223A
Authority
CA
Canada
Prior art keywords
closely spaced
survey method
soil electrical
electrical survey
spaced pipe
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
Application number
CA284,496A
Other languages
English (en)
Inventor
William H. Seager
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.)
COMMONWEALTH SEAGER GROUP
Original Assignee
COMMONWEALTH SEAGER GROUP
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 COMMONWEALTH SEAGER GROUP filed Critical COMMONWEALTH SEAGER GROUP
Application granted granted Critical
Publication of CA1032223A publication Critical patent/CA1032223A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • 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
    • G01N17/02—Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/02—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with propagation of electric current

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ecology (AREA)
  • Environmental Sciences (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
CA284,496A 1977-07-29 1977-08-09 Methode d'inspection de pipelines par mesures rapprochees du potentiel tuyau-terre Expired CA1032223A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/820,379 US4151458A (en) 1977-07-29 1977-07-29 Closely spaced pipe-to-soil electrical survey method and apparatus

Publications (1)

Publication Number Publication Date
CA1032223A true CA1032223A (fr) 1978-05-30

Family

ID=25230613

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284,496A Expired CA1032223A (fr) 1977-07-29 1977-08-09 Methode d'inspection de pipelines par mesures rapprochees du potentiel tuyau-terre

Country Status (2)

Country Link
US (1) US4151458A (fr)
CA (1) CA1032223A (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4228399A (en) * 1978-02-27 1980-10-14 Harco Corporation Offshore pipeline electrical survey method and apparatus
US4438391A (en) 1978-12-21 1984-03-20 Harco Corporation Electrical survey apparatus and method with spinner-type conductor supply
US4322805A (en) * 1979-03-05 1982-03-30 Harco Corporation Electrical survey method and apparatus
US4388594A (en) * 1980-06-09 1983-06-14 Harco Corporation Semi-permeable electrolytic cell and method for surveying buried structures
US4414511A (en) * 1980-08-11 1983-11-08 Harco Corporation Low resistance, fluid replenishing, reference cell and method for using same in structure-to-soil electrical surveys
US4356444A (en) * 1980-12-15 1982-10-26 Saenz Jr Alfredo Test system for cathodic protection circuit of an underground pipeline
US4467274A (en) * 1981-05-15 1984-08-21 Harco Corporation Electrical surveys of underwater or underground structures with electrode-to-electrolyte potential correction
US4816747A (en) * 1981-05-15 1989-03-28 Harco Technologies Corporation Method and apparatus for electrical surveys of subsurface structures utilizing cell-to-cell techniques with correction to direct potential measurements
CA1191899A (fr) * 1983-02-28 1985-08-13 John P. Nicholson Instrument de mesure du potentiel d'un electrolyte
US4542344A (en) * 1983-09-02 1985-09-17 Corrosion Logging Service International Detecting buried pipeline depth and location with electromagnetic triangulation
FR2592484B1 (fr) * 1985-12-31 1988-04-01 Total France Procede et dispositif d'analyse de l'effet corrosif du sol et de son environnement sur une structure metallique enterree et application a la localisation de cet effet.
US4767237A (en) * 1986-08-26 1988-08-30 Minnesota Mining And Manufacturing Company Marking tape with wire conductors and methods for use
WO1988009498A1 (fr) * 1987-05-19 1988-12-01 Isaac Solomon Equipement d'inspection de l'etat du revetement d'une conduite
US5125451A (en) * 1991-04-02 1992-06-30 Microunity Systems Engineering, Inc. Heat exchanger for solid-state electronic devices
IT1254251B (it) * 1992-03-11 1995-09-14 Eniricerche Spa Dispositivo e procedimento per il monitoraggio e la localizzazione dei difetti e dei distacchi del rivestimento protettivo di condotte o strutture metalliche interrate o immerse
FR2691230B1 (fr) * 1992-05-13 1994-07-08 Rdb Borne perfectionnee.
US5347212A (en) * 1992-09-09 1994-09-13 Bass Craig D System and method of use for conducting a neutral corrosion survey
US5691644A (en) * 1996-05-10 1997-11-25 Henkels & Mccoy Neutral corrosion condition survey-mitigating induced voltage effects
US6407550B1 (en) 1998-08-19 2002-06-18 Metrotech Corporation Line locator with accurate horizontal displacement detection
US6130539A (en) * 1998-08-19 2000-10-10 Metrotech Corporation Automatic gain control for a line locator
JP2003003451A (ja) * 2001-06-26 2003-01-08 Bridgestone Corp 可撓性膜堰起立状態検出構造
US6825412B1 (en) 2001-06-26 2004-11-30 T-Squared, Inc. Locator wire terminator
WO2003031686A2 (fr) * 2001-10-12 2003-04-17 Envirosense, Llc Procede de surveillance a distance de protections cathodiques et appareil
EP1718996A1 (fr) * 2004-02-26 2006-11-08 ExxonMobil Upstream Research Company Agencements d'electrodes destines a supprimer une source de buritelectrosismique
CA2738394C (fr) 2011-04-26 2016-11-15 Spectrum External Line Inspection Technology Inc. Appareil de bobinage pour fil de leve
KR101348989B1 (ko) * 2012-03-21 2014-01-10 재단법인 국방기술품질원 전투화에 탈부착이 가능한 지뢰탐지장치
CN104849205B (zh) * 2015-06-04 2017-08-25 国网山东省电力公司经济技术研究院 自动配比饱和溶液锈蚀检测仪
US10900887B2 (en) * 2017-11-30 2021-01-26 Russell Barnett Corrosion prevention survey system and method of use
US11231303B2 (en) * 2020-02-25 2022-01-25 Accurate Corrosion Control, Inc. Test lead attachment assembly for metal pipes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2105247A (en) * 1936-11-25 1938-01-11 Jakosky John Jay Method and apparatus for electrical exploration of the subsurface
US2167490A (en) * 1937-05-07 1939-07-25 Henry B Burr Apparatus for locating concealed conductive bodies
US2256742A (en) * 1939-06-13 1941-09-23 Jakosky John Jay Electrical exploration of the subsurface
US2378440A (en) * 1941-01-27 1945-06-19 Gordon N Scott Process and means for measuring soil resistivity and certain electrical characteristics associated with a buried pipe line
US2744232A (en) * 1952-03-06 1956-05-01 Elbert N Shawhan Magnetic and conducting materials detector
US2775736A (en) * 1954-10-18 1956-12-25 Aqua Survey & Instr Company Valve locating device
US2988691A (en) * 1957-02-20 1961-06-13 Anaconda Co Geophysical exploration
US2974276A (en) * 1957-08-16 1961-03-07 Superior Oil Co Method of and apparatus for use in measuring earth potentials
US3735249A (en) * 1971-07-01 1973-05-22 El Paso Natural Gas Comp Spoked electrode for monitoring earth currents
US4063161A (en) * 1975-04-14 1977-12-13 Joslyn Mfg. And Supply Co. Buried cable fault locator with earth potential indicator and pulse generator

Also Published As

Publication number Publication date
US4151458A (en) 1979-04-24

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