JPS5025837B1 - - Google Patents

Info

Publication number
JPS5025837B1
JPS5025837B1 JP44075340A JP7534069A JPS5025837B1 JP S5025837 B1 JPS5025837 B1 JP S5025837B1 JP 44075340 A JP44075340 A JP 44075340A JP 7534069 A JP7534069 A JP 7534069A JP S5025837 B1 JPS5025837 B1 JP S5025837B1
Authority
JP
Japan
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.)
Pending
Application number
JP44075340A
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 filed Critical
Publication of JPS5025837B1 publication Critical patent/JPS5025837B1/ja
Pending 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
    • 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
    • G01N27/9013—Arrangements for scanning
    • G01N27/902—Arrangements for scanning by moving the sensors
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/006—Detection of corrosion or deposition of substances
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/09—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes
    • E21B47/092—Locating or determining the position of objects in boreholes or wells, e.g. the position of an extending arm; Identifying the free or blocked portions of pipes by detecting magnetic anomalies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/005—Investigating fluid-tightness of structures using pigs or moles
    • 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
    • G01N27/9093—Arrangements for supporting the sensor; Combinations of eddy-current sensors and auxiliary arrangements for marking or for rejecting

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP44075340A 1968-09-23 1969-09-24 Pending JPS5025837B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76160468A 1968-09-23 1968-09-23

Publications (1)

Publication Number Publication Date
JPS5025837B1 true JPS5025837B1 (ja) 1975-08-27

Family

ID=25062727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44075340A Pending JPS5025837B1 (ja) 1968-09-23 1969-09-24

Country Status (5)

Country Link
US (1) US3543144A (ja)
JP (1) JPS5025837B1 (ja)
DE (1) DE1948122C3 (ja)
FR (1) FR2018638A1 (ja)
NL (1) NL167497C (ja)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940689A (en) * 1974-05-14 1976-02-24 Schlumberger Technology Corporation Combined eddy current and leakage field detector for well bore piping using a unique magnetizer core structure
FR2423714A1 (fr) * 1978-04-19 1979-11-16 British Gas Corp Vehicule d'inspection de pipelines
US4303884A (en) * 1978-10-19 1981-12-01 Westinghouse Electric Corp. Inflatable eddy current inspection probe for inspection of tubular means
US4325026A (en) * 1979-03-19 1982-04-13 Westinghouse Electric Corp. Plural coil eddy current mapping probe
US4292589A (en) * 1979-05-09 1981-09-29 Schlumberger Technology Corporation Eddy current method and apparatus for inspecting ferromagnetic tubular members
US4710712A (en) * 1984-04-11 1987-12-01 Pa Incorporated Method and apparatus for measuring defects in ferromagnetic elements
US4751461A (en) * 1985-11-18 1988-06-14 Western Atlas International, Inc. Method of locating and determining the extent of corrosion in tubular goods
US4878180A (en) * 1985-11-18 1989-10-31 Western Atlas International, Inc. Method of evaluating the condition of tubular goods
US4710711A (en) * 1985-12-04 1987-12-01 Western Atlas International, Inc. Apparatus for nondestructive testing of subsurface piping using three coils with opposing fields
US4751460A (en) * 1986-06-02 1988-06-14 Western Atlas International, Inc. Method and apparatus for nondestructive inspection of magnetic piping
DE3624717A1 (de) * 1986-07-22 1988-01-28 Pipetronix Gmbh Messgeraet zur feststellung von unrundheiten an verlegten rohrleitungen
US4747317A (en) * 1986-12-18 1988-05-31 Atlantic Richfield Company System for surveying fluid transmission pipelines and the like
GB8914960D0 (en) * 1989-06-29 1989-08-23 Cencit Europ Inspection apparatus for tubular members
US5461313A (en) * 1993-06-21 1995-10-24 Atlantic Richfield Company Method of detecting cracks by measuring eddy current decay rate
JP3428734B2 (ja) * 1994-08-01 2003-07-22 東京瓦斯株式会社 金属管探傷装置及び金属管探傷方法
RU2204113C1 (ru) 2002-03-28 2003-05-10 ЗАО "Нефтегазкомплектсервис" Носитель датчиков для внутритрубного инспекционного снаряда (варианты)
US6924640B2 (en) * 2002-11-27 2005-08-02 Precision Drilling Technology Services Group Inc. Oil and gas well tubular inspection system using hall effect sensors
US7403000B2 (en) * 2005-03-11 2008-07-22 Baker Hughes Incorporated Apparatus and method of determining casing thickness and permeability
US8020460B1 (en) * 2008-02-11 2011-09-20 Hoyt Philip M Sensor housing and mount for in-line inspection tool
JP5035729B2 (ja) * 2008-04-28 2012-09-26 国立大学法人京都大学 張力測定装置
US9127803B2 (en) * 2011-06-27 2015-09-08 Jd7 Limited Pipe inspection and servicing
GB201317673D0 (en) * 2013-10-07 2013-11-20 Guardian Global Technologies Ltd Downhole detection tool
EP2896782A1 (en) 2014-01-20 2015-07-22 Services Pétroliers Schlumberger Remote field testing using a permeable core
US11319771B2 (en) * 2020-04-30 2022-05-03 Saudi Arabian Oil Company Cementing high-loss zones

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2719948A (en) * 1952-05-28 1955-10-04 Schlumberger Well Surv Corp Magnetically investigating material at the wall of a well bore
US3051892A (en) * 1957-09-06 1962-08-28 Schlumberger Well Surv Corp Electromagnetic well logging systems
US3271664A (en) * 1961-12-04 1966-09-06 Magnaflux Corp Combined leakage field and eddy current detection system
US3449662A (en) * 1963-10-16 1969-06-10 American Mach & Foundry Magnetic inspection method and apparatus using resilient magnetizing means and resilient sensors
US3225293A (en) * 1964-02-20 1965-12-21 Fenton M Wood Apparatus for inspecting pipe for defects
US3437810A (en) * 1964-02-26 1969-04-08 American Mach & Foundry Non-destructive tubular goods inspection apparatus
US3434046A (en) * 1965-12-20 1969-03-18 Halliburton Co Electronic borehole casing collar locator

Also Published As

Publication number Publication date
FR2018638A1 (ja) 1970-06-26
US3543144A (en) 1970-11-24
DE1948122B2 (de) 1978-05-18
DE1948122A1 (de) 1970-04-02
DE1948122C3 (de) 1979-01-18
NL167497B (nl) 1981-07-16
NL167497C (nl) 1981-12-16
NL6914363A (ja) 1970-03-25

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