FR2620792B1 - METHOD AND DEVICE FOR LOCATING LIQUID LEAKS IN UNDERGROUND PIPES - Google Patents

METHOD AND DEVICE FOR LOCATING LIQUID LEAKS IN UNDERGROUND PIPES

Info

Publication number
FR2620792B1
FR2620792B1 FR8713075A FR8713075A FR2620792B1 FR 2620792 B1 FR2620792 B1 FR 2620792B1 FR 8713075 A FR8713075 A FR 8713075A FR 8713075 A FR8713075 A FR 8713075A FR 2620792 B1 FR2620792 B1 FR 2620792B1
Authority
FR
France
Prior art keywords
liquid leaks
underground pipes
locating liquid
locating
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
FR8713075A
Other languages
French (fr)
Other versions
FR2620792A1 (en
Inventor
Guy Fontaine
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.)
IGET INTERNATIONAL
Original Assignee
IGET INTERNATIONAL
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 IGET INTERNATIONAL filed Critical IGET INTERNATIONAL
Priority to FR8713075A priority Critical patent/FR2620792B1/en
Publication of FR2620792A1 publication Critical patent/FR2620792A1/en
Application granted granted Critical
Publication of FR2620792B1 publication Critical patent/FR2620792B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Examining Or Testing Airtightness (AREA)
FR8713075A 1987-09-22 1987-09-22 METHOD AND DEVICE FOR LOCATING LIQUID LEAKS IN UNDERGROUND PIPES Expired - Fee Related FR2620792B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8713075A FR2620792B1 (en) 1987-09-22 1987-09-22 METHOD AND DEVICE FOR LOCATING LIQUID LEAKS IN UNDERGROUND PIPES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8713075A FR2620792B1 (en) 1987-09-22 1987-09-22 METHOD AND DEVICE FOR LOCATING LIQUID LEAKS IN UNDERGROUND PIPES

Publications (2)

Publication Number Publication Date
FR2620792A1 FR2620792A1 (en) 1989-03-24
FR2620792B1 true FR2620792B1 (en) 1990-03-16

Family

ID=9355105

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8713075A Expired - Fee Related FR2620792B1 (en) 1987-09-22 1987-09-22 METHOD AND DEVICE FOR LOCATING LIQUID LEAKS IN UNDERGROUND PIPES

Country Status (1)

Country Link
FR (1) FR2620792B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724729B1 (en) 1994-09-20 1997-01-31 Technofirst DEVICE FOR DETECTING AND LOCATING FLUID LEAKS
US6785618B2 (en) * 2001-03-02 2004-08-31 Gas Research Institute In-ground pipeline monitoring

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2537737A (en) * 1944-12-23 1951-01-09 Atlantic Refining Co Detection of leaks in pipe lines
US3055209A (en) * 1959-11-18 1962-09-25 American Gas Ass Method for locating leaks in underground gas conduits
US3264864A (en) * 1962-03-01 1966-08-09 American Gas Ass Apparatus for pinpointing leaks in buried pipes
US3782180A (en) * 1968-05-20 1974-01-01 G Harris Method for detecting leaks in condenser tubes
FR2289838A1 (en) * 1974-10-31 1976-05-28 Coprelec Detecting leaks in buried metal pipes - by detecting vibrations produced by sinusoidal electrical energy supplied to pipe
FR2504651A1 (en) * 1981-04-24 1982-10-29 Pelissier Marie Rose Modulated carrier buried pipe leakage detector - uses wheeled detector to locate where injected RF signal escapes confines of pipe

Also Published As

Publication number Publication date
FR2620792A1 (en) 1989-03-24

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Legal Events

Date Code Title Description
ST Notification of lapse