CH486017A - Verfahren zum Untersuchen einer Rohrleitung auf das Vorhandensein von undichten Stellen - Google Patents

Verfahren zum Untersuchen einer Rohrleitung auf das Vorhandensein von undichten Stellen

Info

Publication number
CH486017A
CH486017A CH977567A CH977567A CH486017A CH 486017 A CH486017 A CH 486017A CH 977567 A CH977567 A CH 977567A CH 977567 A CH977567 A CH 977567A CH 486017 A CH486017 A CH 486017A
Authority
CH
Switzerland
Prior art keywords
inspecting
leaks
pipeline
procedure
Prior art date
Application number
CH977567A
Other languages
English (en)
Inventor
Bosselaar Hendrik
Joannes Dipl-Chem Van Arnoldus
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Publication of CH486017A publication Critical patent/CH486017A/de

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)
CH977567A 1966-07-12 1967-07-10 Verfahren zum Untersuchen einer Rohrleitung auf das Vorhandensein von undichten Stellen CH486017A (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH486017A true CH486017A (de) 1970-02-15

Family

ID=19797154

Family Applications (1)

Application Number Title Priority Date Filing Date
CH977567A CH486017A (de) 1966-07-12 1967-07-10 Verfahren zum Untersuchen einer Rohrleitung auf das Vorhandensein von undichten Stellen

Country Status (7)

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

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
NZ193066A (en) * 1979-04-19 1986-07-11 Bandag Inc Ultrasonic tyre wall testing:repetitive signal bursts
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
WO1995025264A1 (en) * 1994-03-15 1995-09-21 Energy And Environmental Technologies Corp. Apparatus and method for detecting ultrasonic waves propagated from within a selected distance
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
EP2635771A1 (de) * 2010-08-24 2013-09-11 Stanley Hale Leckdetektion und frühwarnsystem für verschlossene oder aufgelassene unterwasserbohrlöcher
US9804053B2 (en) 2012-09-28 2017-10-31 Nec Corporation Defect analysis device, defect analysis method, and program
US20180045687A1 (en) * 2015-03-24 2018-02-15 Nec Corporation Defect analysis device, defect analysis system, defect analysis method, and computer readable recording medium

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
BE610313A (de) * 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
NL6609733A (de) 1968-01-15
GB1149284A (en) 1969-04-23
DE1650173A1 (de) 1970-09-10
US3462240A (en) 1969-08-19
BE706334A (de) 1968-05-10

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Legal Events

Date Code Title Description
PL Patent ceased