DE69816829D1 - Verfahren zur erkennung von lecken in rohrleitungen - Google Patents

Verfahren zur erkennung von lecken in rohrleitungen

Info

Publication number
DE69816829D1
DE69816829D1 DE69816829T DE69816829T DE69816829D1 DE 69816829 D1 DE69816829 D1 DE 69816829D1 DE 69816829 T DE69816829 T DE 69816829T DE 69816829 T DE69816829 T DE 69816829T DE 69816829 D1 DE69816829 D1 DE 69816829D1
Authority
DE
Germany
Prior art keywords
pipelines
detecting leaks
leaks
detecting
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 - Lifetime
Application number
DE69816829T
Other languages
English (en)
Other versions
DE69816829T2 (de
Inventor
Paul Lander
William E Saltzstein
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.)
Itron Inc
Original Assignee
Paul Lander
Saltzstein William
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 Paul Lander, Saltzstein William filed Critical Paul Lander
Application granted granted Critical
Publication of DE69816829D1 publication Critical patent/DE69816829D1/de
Publication of DE69816829T2 publication Critical patent/DE69816829T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01M3/02—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
DE69816829T 1997-05-06 1998-05-05 Verfahren zur erkennung von lecken in rohrleitungen Expired - Lifetime DE69816829T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US852043 1986-04-14
US08/852,043 US5974862A (en) 1997-05-06 1997-05-06 Method for detecting leaks in pipelines
PCT/US1998/009068 WO1998050771A1 (en) 1997-05-06 1998-05-05 Improved method for detecting leaks in pipelines

Publications (2)

Publication Number Publication Date
DE69816829D1 true DE69816829D1 (de) 2003-09-04
DE69816829T2 DE69816829T2 (de) 2004-05-27

Family

ID=25312370

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69816829T Expired - Lifetime DE69816829T2 (de) 1997-05-06 1998-05-05 Verfahren zur erkennung von lecken in rohrleitungen

Country Status (5)

Country Link
US (1) US5974862A (de)
EP (1) EP1007931B1 (de)
AU (1) AU7283198A (de)
DE (1) DE69816829T2 (de)
WO (1) WO1998050771A1 (de)

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Also Published As

Publication number Publication date
DE69816829T2 (de) 2004-05-27
EP1007931A4 (de) 2001-04-18
EP1007931A1 (de) 2000-06-14
WO1998050771A1 (en) 1998-11-12
US5974862A (en) 1999-11-02
EP1007931B1 (de) 2003-07-30
AU7283198A (en) 1998-11-27

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