NO20030539D0 - Ikke-invasivt rörinspeksjonssystem - Google Patents

Ikke-invasivt rörinspeksjonssystem

Info

Publication number
NO20030539D0
NO20030539D0 NO20030539A NO20030539A NO20030539D0 NO 20030539 D0 NO20030539 D0 NO 20030539D0 NO 20030539 A NO20030539 A NO 20030539A NO 20030539 A NO20030539 A NO 20030539A NO 20030539 D0 NO20030539 D0 NO 20030539D0
Authority
NO
Norway
Prior art keywords
inspection system
pipe inspection
invasive
invasive pipe
pipe
Prior art date
Application number
NO20030539A
Other languages
English (en)
Inventor
Robert Tingley
Original Assignee
Draper Lab Charles S
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 Draper Lab Charles S filed Critical Draper Lab Charles S
Publication of NO20030539D0 publication Critical patent/NO20030539D0/no

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
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • G01N22/02—Investigating the presence of flaws
    • 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
    • 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
    • G01N29/4463—Signal correction, e.g. distance amplitude correction [DAC], distance gain size [DGS], noise filtering
    • 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
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • 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
    • G01N2291/2636—Surfaces cylindrical from inside
    • 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
    • G01N2291/267—Welds
    • G01N2291/2675—Seam, butt welding
NO20030539A 2000-08-01 2003-02-03 Ikke-invasivt rörinspeksjonssystem NO20030539D0 (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22217000P 2000-08-01 2000-08-01
US09/655,954 US6751560B1 (en) 2000-08-01 2000-09-06 Non-invasive pipeline inspection system
PCT/US2001/024083 WO2002010709A2 (en) 2000-08-01 2001-08-01 Pipe inspection with a wave launcher, welding of pipe sections

Publications (1)

Publication Number Publication Date
NO20030539D0 true NO20030539D0 (no) 2003-02-03

Family

ID=26916503

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20030539A NO20030539D0 (no) 2000-08-01 2003-02-03 Ikke-invasivt rörinspeksjonssystem

Country Status (5)

Country Link
US (2) US6751560B1 (no)
AU (1) AU2001278111A1 (no)
BR (1) BR0112956A (no)
NO (1) NO20030539D0 (no)
WO (1) WO2002010709A2 (no)

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Also Published As

Publication number Publication date
AU2001278111A1 (en) 2002-02-13
US6597997B2 (en) 2003-07-22
WO2002010709A2 (en) 2002-02-07
WO2002010709A3 (en) 2002-08-29
US20020035437A1 (en) 2002-03-21
BR0112956A (pt) 2003-07-01
US6751560B1 (en) 2004-06-15

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