GB2055473B - Method and means for detecting magnetic deposits in tubular plant - Google Patents

Method and means for detecting magnetic deposits in tubular plant

Info

Publication number
GB2055473B
GB2055473B GB8019687A GB8019687A GB2055473B GB 2055473 B GB2055473 B GB 2055473B GB 8019687 A GB8019687 A GB 8019687A GB 8019687 A GB8019687 A GB 8019687A GB 2055473 B GB2055473 B GB 2055473B
Authority
GB
United Kingdom
Prior art keywords
detecting magnetic
magnetic deposits
tubular plant
tubular
plant
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
GB8019687A
Other versions
GB2055473A (en
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.)
Electric Power Research Institute Inc
Original Assignee
Electric Power Research Institute Inc
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 Electric Power Research Institute Inc filed Critical Electric Power Research Institute Inc
Publication of GB2055473A publication Critical patent/GB2055473A/en
Application granted granted Critical
Publication of GB2055473B publication Critical patent/GB2055473B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
GB8019687A 1979-06-18 1980-06-17 Method and means for detecting magnetic deposits in tubular plant Expired GB2055473B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4972379A 1979-06-18 1979-06-18

Publications (2)

Publication Number Publication Date
GB2055473A GB2055473A (en) 1981-03-04
GB2055473B true GB2055473B (en) 1984-01-25

Family

ID=21961341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8019687A Expired GB2055473B (en) 1979-06-18 1980-06-17 Method and means for detecting magnetic deposits in tubular plant

Country Status (7)

Country Link
JP (1) JPS566178A (en)
BE (1) BE883851A (en)
CA (1) CA1162987A (en)
DE (1) DE3022060A1 (en)
FR (1) FR2459490A1 (en)
GB (1) GB2055473B (en)
SE (1) SE8004469L (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2159954A (en) * 1984-06-06 1985-12-11 British Gas Corp Apparatus, system and method for detecting a discontinuity in a pipe or conduit
FR2928024B1 (en) * 2008-02-22 2010-12-10 Areva Np DEVICE AND METHOD FOR DETECTING AND MEASURING THE WATER PASSAGE CLOSURE RATE IN A SECONDARY CIRCUIT OF A PRESSURIZED WATER NUCLEAR REACTOR
FR2927723B1 (en) * 2008-02-18 2010-12-10 Areva Np DEVICE AND METHOD FOR DETECTING AND MEASURING THE WATER PASSAGE CLOSURE RATE IN A SECONDARY CIRCUIT OF A PRESSURIZED WATER NUCLEAR REACTOR
FR2931241B1 (en) * 2008-05-16 2010-05-28 Electricite De France METHOD AND DEVICE FOR DETECTING DEPOSITS COMPRISING AT LEAST ONE FERROMAGNETIC MATERIAL ON OR NEAR THE OUTER WALL OF A TUBE
FR2950433B1 (en) 2009-09-24 2014-12-19 Electricite De France IMPROVEMENTS IN A METHOD AND DEVICE FOR DETECTING DEPOSITS COMPRISING AT LEAST ONE FERROMAGNETIC MATERIAL ON OR NEAR THE OUTER WALL OF A TUBE
FR2950434B1 (en) 2009-09-24 2011-11-25 Electricite De France IMPROVEMENTS IN DETECTION OF DEPOSITS COMPRISING AT LEAST ONE FERROMAGNETIC MATERIAL ON OR NEAR THE OUTER WALL OF A TUBE
FR2950432B1 (en) 2009-09-24 2015-06-05 Electricite De France METHODS AND DEVICES FOR DETECTING DEPOSITS IN INTERSTICES OF A CONNECTION BETWEEN A TUBE AND A PLATE
FR2960336B1 (en) * 2010-05-19 2012-06-22 Areva Np ASSEMBLY AND METHOD FOR DETECTING AND MEASURING THE WATER PASSAGE CLOSURE RATE IN A SECONDARY CIRCUIT OF A PRESSURIZED WATER NUCLEAR REACTOR
JP5791279B2 (en) 2011-01-06 2015-10-07 三菱重工業株式会社 Deposit measuring apparatus, deposit measuring method, and deposit measuring program
FR3015757B1 (en) * 2013-12-23 2019-05-31 Electricite De France METHOD FOR QUANTITATIVE ESTIMATING OF THE PLATE COATING OF A STEAM GENERATOR
FR3028042B1 (en) 2014-11-05 2016-12-16 Electricite De France DEVICE AND METHOD FOR DETECTING DEPOSITS OF AT LEAST ONE FERROMAGNETIC MATERIAL ON THE OUTER WALL OF A TUBE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU439594B2 (en) * 1970-01-12 1973-08-20 Joseph Lucas (Industries) Limited Magnetic probe
US3906358A (en) * 1973-11-12 1975-09-16 Combustion Eng Probe train including a flaw detector and a radiation responsive recording means with alignment means having a natural curved cast
JPS5094987A (en) * 1973-12-22 1975-07-29
US4088946A (en) * 1975-07-28 1978-05-09 Westinghouse Electric Corp. Magnetic bridge transducer formed with permanent magnets and a hall effect sensor for identifying the presence and location of ferromagnetic discontinuities within or on a tubular specimen
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

Also Published As

Publication number Publication date
SE8004469L (en) 1980-12-19
BE883851A (en) 1980-10-16
DE3022060A1 (en) 1981-01-22
GB2055473A (en) 1981-03-04
CA1162987A (en) 1984-02-28
JPS566178A (en) 1981-01-22
FR2459490A1 (en) 1981-01-09

Similar Documents

Publication Publication Date Title
GB2043901B (en) Method and apparatus for measuring flow
JPS5574798A (en) Rapid detecting method and apparatus for bacteria
DE3070028D1 (en) Method and apparatus for determining position
GB2157439B (en) Method and apparatus for measuring defects in ferromagnetic tubing
JPS55160840A (en) Nuclear magnetic resonator method and apparatus
JPS56105306A (en) Method and device for magnetic recording
DE3270330D1 (en) Nuclear magnetic resonance detection method and apparatus
JPS5569044A (en) Inspection method and device using nuclear magnetic resonance
JPS55160814A (en) Flow measuring method and apparatus
DE3069948D1 (en) Method and apparatus for nuclear well logging
GB2070254B (en) Nuclear magnetic resonance apparatus and methods
JPS5628385A (en) Flowing method and device into round pipe
GB2051364B (en) Flaw detectinmg device and method
GB1549492A (en) Method and apparatus for detecting foreign matter
JPS5619462A (en) Troubled point detection method and apparatus
GB2055473B (en) Method and means for detecting magnetic deposits in tubular plant
GB2090096B (en) Method and apparatus for determining position
DE3070876D1 (en) Method and apparatus for measuring antibody levels
EP0068503A3 (en) Method and device for testing materials using the eddy current principle
DE3172216D1 (en) Method and apparatus for nuclear magnetic resonance
DE3176094D1 (en) Method for the detection of material faults in hollow bodies
JPS5694285A (en) Method and device for dopplerrradar measurement
JPS5662133A (en) Method and device for forming pipe
YU59681A (en) Method of testing rods made in the field
DE3064503D1 (en) Method and apparatus for optimizing an electrofiltration plant

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee