DE69718042D1 - Ortsbestimmung einer leckage - Google Patents

Ortsbestimmung einer leckage

Info

Publication number
DE69718042D1
DE69718042D1 DE69718042T DE69718042T DE69718042D1 DE 69718042 D1 DE69718042 D1 DE 69718042D1 DE 69718042 T DE69718042 T DE 69718042T DE 69718042 T DE69718042 T DE 69718042T DE 69718042 D1 DE69718042 D1 DE 69718042D1
Authority
DE
Germany
Prior art keywords
leak
sound
ground
source
underground
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 - Fee Related
Application number
DE69718042T
Other languages
English (en)
Other versions
DE69718042T2 (de
Inventor
Francis Harper
Martin Thomson
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.)
STEST STRUCTURAL TESTING TECHN
Original Assignee
STEST STRUCTURAL TESTING TECHN
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
Priority claimed from GBGB9622201.3A external-priority patent/GB9622201D0/en
Application filed by STEST STRUCTURAL TESTING TECHN filed Critical STEST STRUCTURAL TESTING TECHN
Publication of DE69718042D1 publication Critical patent/DE69718042D1/de
Application granted granted Critical
Publication of DE69718042T2 publication Critical patent/DE69718042T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
DE69718042T 1996-10-25 1997-10-21 Ortsbestimmung einer leckage Expired - Fee Related DE69718042T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB9622201.3A GB9622201D0 (en) 1996-10-25 1996-10-25 Underground leak location
GB9711898A GB2318640B (en) 1996-10-25 1997-06-10 Underground leak location
PCT/GB1997/002908 WO1998019147A1 (en) 1996-10-25 1997-10-21 Leak location

Publications (2)

Publication Number Publication Date
DE69718042D1 true DE69718042D1 (de) 2003-01-30
DE69718042T2 DE69718042T2 (de) 2003-04-30

Family

ID=26310285

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69718042T Expired - Fee Related DE69718042T2 (de) 1996-10-25 1997-10-21 Ortsbestimmung einer leckage

Country Status (8)

Country Link
EP (1) EP0934513B1 (de)
AT (1) ATE230106T1 (de)
AU (1) AU721395B2 (de)
CA (1) CA2269763A1 (de)
DE (1) DE69718042T2 (de)
ES (1) ES2190521T3 (de)
NZ (1) NZ335319A (de)
WO (1) WO1998019147A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6561032B1 (en) 2000-05-15 2003-05-13 National Research Council Of Canada Non-destructive measurement of pipe wall thickness
CN103047542B (zh) * 2013-01-12 2014-07-02 宁海县雁苍山电力设备厂 三点式地下管道漏水检测方法
US10365178B2 (en) 2015-06-30 2019-07-30 Saint-Gobain Performance Plastics Corporation Leak detection system
CN110848579A (zh) * 2019-11-28 2020-02-28 安徽理工大学 一种埋地燃气管道泄露源定位的装置和算法
US11788918B2 (en) 2020-06-18 2023-10-17 Trevillyan Labs, Llc Fluid detection fabric

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3112829C2 (de) * 1981-03-31 1986-01-16 Seba-Dynatronic Mess- und Ortungstechnik gmbH, 8601 Baunach Verfahren und Geräte zur Ortung von Rohschäden mit wenigstens einem Mikrophon
US4697456A (en) * 1986-10-02 1987-10-06 Maser Kenneth R Leakage test for liquid containment

Also Published As

Publication number Publication date
EP0934513B1 (de) 2002-12-18
ES2190521T3 (es) 2003-08-01
AU721395B2 (en) 2000-07-06
CA2269763A1 (en) 1998-05-07
DE69718042T2 (de) 2003-04-30
EP0934513A1 (de) 1999-08-11
AU4715597A (en) 1998-05-22
ATE230106T1 (de) 2003-01-15
WO1998019147A1 (en) 1998-05-07
NZ335319A (en) 2000-07-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee