GB0223749D0 - Method and apparatus for the inspection of surfaces - Google Patents

Method and apparatus for the inspection of surfaces

Info

Publication number
GB0223749D0
GB0223749D0 GB0223749A GB0223749A GB0223749D0 GB 0223749 D0 GB0223749 D0 GB 0223749D0 GB 0223749 A GB0223749 A GB 0223749A GB 0223749 A GB0223749 A GB 0223749A GB 0223749 D0 GB0223749 D0 GB 0223749D0
Authority
GB
United Kingdom
Prior art keywords
inspection
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.)
Granted
Application number
GB0223749A
Other versions
GB2394042B (en
GB2394042A (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.)
Equinor ASA
Original Assignee
Statoil ASA
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 Statoil ASA filed Critical Statoil ASA
Priority to GB0223749A priority Critical patent/GB2394042B/en
Publication of GB0223749D0 publication Critical patent/GB0223749D0/en
Publication of GB2394042A publication Critical patent/GB2394042A/en
Application granted granted Critical
Publication of GB2394042B publication Critical patent/GB2394042B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
    • G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/11—Analysing solids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/012—Phase angle
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/014—Resonance or resonant frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/015—Attenuation, scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/26—Scanned objects
    • G01N2291/263—Surfaces

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB0223749A 2002-10-11 2002-10-11 Method and apparatus for the inspection of surfaces Expired - Lifetime GB2394042B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0223749A GB2394042B (en) 2002-10-11 2002-10-11 Method and apparatus for the inspection of surfaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0223749A GB2394042B (en) 2002-10-11 2002-10-11 Method and apparatus for the inspection of surfaces

Publications (3)

Publication Number Publication Date
GB0223749D0 true GB0223749D0 (en) 2002-11-20
GB2394042A GB2394042A (en) 2004-04-14
GB2394042B GB2394042B (en) 2005-09-07

Family

ID=9945796

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0223749A Expired - Lifetime GB2394042B (en) 2002-10-11 2002-10-11 Method and apparatus for the inspection of surfaces

Country Status (1)

Country Link
GB (1) GB2394042B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2937136B1 (en) * 2008-10-10 2010-12-10 Eads Europ Aeronautic Defence NON-DESTRUCTIVE CONTROL METHOD USING LAMB WAVES FOR DETERMINING ZONES OF A STRUCTURE COMPRISING DEFECTS

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317632A (en) * 1979-10-19 1982-03-02 Electric Power Research Institute, Inc. Method and means for optical inspection of the interior surface of tubing
WO1991002971A1 (en) * 1989-08-21 1991-03-07 Hitachi Construction Machinery Co., Ltd. Ultrasonic flaw detector
US5041726A (en) * 1990-06-11 1991-08-20 Hughes Aircraft Company Infrared holographic defect detector
GB9215832D0 (en) * 1992-07-24 1992-09-09 British Nuclear Fuels Plc The inspection of cylindrical objects
US5309486A (en) * 1992-11-12 1994-05-03 Westinghouse Electric Corp. Non-contact flaw detection for cylindrical nuclear fuel pellets
US5973777A (en) * 1996-06-25 1999-10-26 Hitachi, Ltd. Method and apparatus for inspecting defects of surface shape
GB2366651A (en) * 2000-09-08 2002-03-13 Ncr Int Inc Evaluation system

Also Published As

Publication number Publication date
GB2394042B (en) 2005-09-07
GB2394042A (en) 2004-04-14

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20130905 AND 20130911

PE20 Patent expired after termination of 20 years

Expiry date: 20221010