NL98684C - - Google Patents

Info

Publication number
NL98684C
NL98684C NL98684DA NL98684C NL 98684 C NL98684 C NL 98684C NL 98684D A NL98684D A NL 98684DA NL 98684 C NL98684 C NL 98684C
Authority
NL
Netherlands
Application number
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.)
Publication of NL98684C publication Critical patent/NL98684C/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
    • G01M3/02—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
    • 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
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
NL98684D 1951-04-25 NL98684C (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE707191X 1951-04-25

Publications (1)

Publication Number Publication Date
NL98684C true NL98684C (zh)

Family

ID=3878531

Family Applications (1)

Application Number Title Priority Date Filing Date
NL98684D NL98684C (zh) 1951-04-25

Country Status (6)

Country Link
BE (1) BE502847A (zh)
DE (1) DE888378C (zh)
FR (1) FR1061773A (zh)
GB (1) GB707191A (zh)
LU (1) LU31360A1 (zh)
NL (1) NL98684C (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500676A (en) * 1968-03-15 1970-03-17 Gulf Research Development Co Methods and apparatus for detecting leaks

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3253457A (en) * 1961-12-15 1966-05-31 Westinghouse Electric Corp Apparatus for locating trouble sources which generate ultrasonic vibrations
US3254528A (en) * 1962-11-23 1966-06-07 Paul L Michael Transducer mount
GB1121824A (en) * 1965-12-14 1968-07-31 Exxon Research Engineering Co Pipeline leak detector
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
FR2539507B1 (fr) * 1983-01-13 1985-10-18 Electricite De France Procede et dispositif de localisation de fuite sur echangeur de chaleur tubulaire
GB2331152A (en) * 1997-10-29 1999-05-12 Carl Denby Leakage testing
CN104089186B (zh) * 2014-06-30 2016-09-28 东北大学 一种基于组合滤波和动态阈值的管道压力异常诊断方法
CN109594613B (zh) * 2017-11-20 2023-10-10 山东昌乐实康水业有限公司 带有漏水自检功能的自来水供水装置及测漏方法
CN109386741A (zh) * 2018-11-28 2019-02-26 湖南普奇地质勘探设备研究院（普通合伙) 管道漏水探测装置及方法
CN113199715B (zh) * 2021-03-25 2022-06-28 佛山市顺德区鸡洲德兴塑料制品有限公司 一种泄漏预警式注塑模具用冷却系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3500676A (en) * 1968-03-15 1970-03-17 Gulf Research Development Co Methods and apparatus for detecting leaks

Also Published As

Publication number Publication date
DE888378C (de) 1953-08-31
FR1061773A (fr) 1954-04-15
GB707191A (en) 1954-04-14
LU31360A1 (zh)
BE502847A (zh)

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