NL6609733A - - Google Patents

Info

Publication number
NL6609733A
NL6609733A NL6609733A NL6609733A NL6609733A NL 6609733 A NL6609733 A NL 6609733A NL 6609733 A NL6609733 A NL 6609733A NL 6609733 A NL6609733 A NL 6609733A NL 6609733 A NL6609733 A NL 6609733A
Authority
NL
Netherlands
Application number
NL6609733A
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
Priority to NL6609733A priority Critical patent/NL6609733A/xx
Priority to US648156A priority patent/US3462240A/en
Priority to AT644167A priority patent/AT290167B/de
Priority to DE19671650173 priority patent/DE1650173A1/de
Priority to CH977567A priority patent/CH486017A/de
Priority to FR113725A priority patent/FR1530919A/fr
Priority to GB31707/67A priority patent/GB1149284A/en
Priority to BE706334D priority patent/BE706334A/xx
Publication of NL6609733A publication Critical patent/NL6609733A/xx

Links

Classifications

    • 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
    • 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
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
    • G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
    • G01M3/246—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes using pigs or probes travelling in the pipe
    • 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
    • G01N29/14—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 using acoustic emission techniques
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Examining Or Testing Airtightness (AREA)
NL6609733A 1966-07-12 1966-07-12 NL6609733A (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL6609733A NL6609733A (it) 1966-07-12 1966-07-12
US648156A US3462240A (en) 1966-07-12 1967-06-22 Acoustic apparatus for examining a pipeline for leaks
AT644167A AT290167B (de) 1966-07-12 1967-07-10 Verfahren und Einrichtung zum Untersuchen von Rohrleitungen
DE19671650173 DE1650173A1 (de) 1966-07-12 1967-07-10 Verfahren und Einrichtung zum Untersuchen von Rohrleitungen auf Leckstellen
CH977567A CH486017A (de) 1966-07-12 1967-07-10 Verfahren zum Untersuchen einer Rohrleitung auf das Vorhandensein von undichten Stellen
FR113725A FR1530919A (fr) 1966-07-12 1967-07-10 équipement et procédé pour la recherche des fuites sur les pipe-lines
GB31707/67A GB1149284A (en) 1966-07-12 1967-07-10 Equipment and process for examining a pipeline for leaks
BE706334D BE706334A (it) 1966-07-12 1967-11-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6609733A NL6609733A (it) 1966-07-12 1966-07-12

Publications (1)

Publication Number Publication Date
NL6609733A true NL6609733A (it) 1968-01-15

Family

ID=19797154

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6609733A NL6609733A (it) 1966-07-12 1966-07-12

Country Status (7)

Country Link
US (1) US3462240A (it)
AT (1) AT290167B (it)
BE (1) BE706334A (it)
CH (1) CH486017A (it)
DE (1) DE1650173A1 (it)
GB (1) GB1149284A (it)
NL (1) NL6609733A (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7702461A (nl) * 1977-03-08 1978-09-12 Shell Int Research Inrichting voor het inspecteren van een pijpleiding op lekken.
US4116043A (en) * 1977-07-11 1978-09-26 American Can Company Electronic detection apparatus for leaks
US4176543A (en) * 1978-11-17 1979-12-04 Texaco Inc. Sonic leak detector and method
IN156268B (it) * 1979-04-19 1985-06-08 Bandag Inc
US4287581A (en) * 1980-02-19 1981-09-01 Neale Sr Dory J Ultrasonic fluid leak detector
US4387438A (en) * 1980-11-12 1983-06-07 The United States Of America As Represented By The Secretary Of The Interior Continuous transducer drift compensator
US5089997A (en) * 1990-11-02 1992-02-18 Pasar, Inc. Ultrasonic energy detector with frequency and amplitude indications and background noise reduction
AT405335B (de) * 1993-12-30 1999-07-26 Oemv Ag Vorrichtung und verfahren zur bestimmung von fehlstellen einer rohrleitung für fluide
JPH09506974A (ja) * 1994-03-15 1997-07-08 エナジー アンド エンヴァイロメンタル テクノロジーズ コーポレイション 選択した距離から伝搬された超音波を探知する装置およびその方法
GB9920508D0 (en) * 1999-09-01 1999-11-03 Metrika Limited Detecting leaks in water distribution systems
US20020073768A1 (en) * 2000-09-01 2002-06-20 Joynes George Malcolm Swift Fluid flow sensors & leak detection systems
DE10127411C1 (de) * 2001-06-06 2002-10-24 Nolte Kuehlhaus Trocken U Mont Rammschutzvorrichtung
US6725705B1 (en) * 2003-05-15 2004-04-27 Gas Technology Institute Enhanced acoustic detection of gas leaks in underground gas pipelines
GB0715494D0 (en) * 2007-08-10 2007-09-19 Cell Ltd G Monitoring system and method
WO2012027476A1 (en) * 2010-08-24 2012-03-01 Stanley Hale Leak detection and early warning system for capped or abandoned subsea wellheads
US9804053B2 (en) 2012-09-28 2017-10-31 Nec Corporation Defect analysis device, defect analysis method, and program
JPWO2016152143A1 (ja) * 2015-03-24 2018-01-11 日本電気株式会社 欠陥分析装置、欠陥分析システム、欠陥分析方法およびコンピュータ読み取り可能記録媒体

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126449A (en) * 1964-03-24 Shirman
US2996613A (en) * 1956-03-06 1961-08-15 Itt Detector circuit
US2884624A (en) * 1956-06-28 1959-04-28 Gulf Research Development Co Pipeline surveying
US3112452A (en) * 1959-12-28 1963-11-26 Gen Electric Signal processing arrangement with filters in plural channels minimizing undesirableinterference to narrow and wide pass bands
US3076939A (en) * 1960-09-06 1963-02-05 Keith H Wycoff Tone control circuits
NL271301A (it) * 1960-11-14
US3268824A (en) * 1963-04-15 1966-08-23 Beckman Instruments Inc Pulse code modulation reception system

Also Published As

Publication number Publication date
AT290167B (de) 1971-05-25
GB1149284A (en) 1969-04-23
DE1650173A1 (de) 1970-09-10
BE706334A (it) 1968-05-10
CH486017A (de) 1970-02-15
US3462240A (en) 1969-08-19

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