CH572187A5 - - Google Patents

Info

Publication number
CH572187A5
CH572187A5 CH998174A CH998174A CH572187A5 CH 572187 A5 CH572187 A5 CH 572187A5 CH 998174 A CH998174 A CH 998174A CH 998174 A CH998174 A CH 998174A CH 572187 A5 CH572187 A5 CH 572187A5
Authority
CH
Switzerland
Application number
CH998174A
Original Assignee
Kabel Metallwerke Ghh
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 Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Publication of CH572187A5 publication Critical patent/CH572187A5/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
    • G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
    • G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Pipeline Systems (AREA)
CH998174A 1973-07-26 1974-07-20 CH572187A5 (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732337983 DE2337983C2 (de) 1973-07-26 1973-07-26 Ortungs- und Überwachungsschaltung

Publications (1)

Publication Number Publication Date
CH572187A5 true CH572187A5 (enrdf_load_html_response) 1976-01-30

Family

ID=5888050

Family Applications (1)

Application Number Title Priority Date Filing Date
CH998174A CH572187A5 (enrdf_load_html_response) 1973-07-26 1974-07-20

Country Status (7)

Country Link
JP (1) JPS5072683A (enrdf_load_html_response)
AT (1) AT351842B (enrdf_load_html_response)
CH (1) CH572187A5 (enrdf_load_html_response)
DE (1) DE2337983C2 (enrdf_load_html_response)
FR (1) FR2257856B1 (enrdf_load_html_response)
GB (1) GB1481850A (enrdf_load_html_response)
SE (1) SE397585B (enrdf_load_html_response)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5015958A (en) 1983-06-30 1991-05-14 Raychem Corporation Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors
US5382909A (en) 1983-06-30 1995-01-17 Raychem Corporation Method for detecting and obtaining information about changes in variables
ATE77155T1 (de) 1983-06-30 1992-06-15 Raychem Corp Methode zur erkennung und beschaffung von information ueber die veraenderungen von variablen.
SE456376B (sv) * 1983-12-08 1988-09-26 Helmersson Rune Larmanordning vid isolerat rorsystem
JPS613300A (ja) * 1984-04-11 1986-01-09 レイケム・コ−ポレイシヨン 可変状態の変化に関する情報の検出・獲得用装置
CA1276253C (en) * 1984-06-07 1990-11-13 Raychem Corporation Event location using a locating member containing discrete impedances
ATE86040T1 (de) 1985-06-12 1993-03-15 Raychem Corp Kohlenwasserstoffsensor.
SE447682B (sv) * 1985-07-26 1986-12-01 Safe Bridge Ab Larmsystem med minst en signalledning for indikering av skada pa och/eller forsok till manipulation av ledningen
AT388430B (de) * 1987-05-06 1989-06-26 Scheuermann Herbert Dipl Ing Vorrichtung zur feststellung und ortung von leckstellen in einer ein feuchtes medium fuehrenden rohrleitung
DE3721205A1 (de) * 1987-06-26 1989-01-05 Pfaudler Werke Ag Verfahren zur feststellung eines schadens einer korrosionsschutzschicht und messeinrichtung zur durchfuehrung dieses verfahrens
DE3822123C1 (enrdf_load_html_response) * 1988-06-30 1990-03-15 Bernd 2325 Grebin De Brandes
US4926129A (en) * 1988-10-12 1990-05-15 Raychem Corporation Sensor assembly for detecting multiple events and distinguishing between them
DE59004755D1 (de) * 1989-09-05 1994-04-07 Brandes Bernd Verfahren und Vorrichtung zur Ortung des wahren Ortes einer Leckstelle in einer ein feuchtes Medium führenden Rohrleitung.
DE19604821C1 (de) * 1996-02-10 1997-10-02 Michael Hesky Gmbh Vorrichtung zur Leckerfassung bei Rohrleitungen
DE102011113039A1 (de) * 2011-09-09 2013-03-14 Kurt Bruse Vorrichtung zum Erkennen von Leckagen an Leitungen von Undichtheiten in Wassersperren einer im Boden befindlichen Gebäudewand, sowie Schaltung zum Betreiben der Vorrichtung
CN106123109B (zh) * 2016-08-05 2022-02-15 倪晨钧 一种管道监测系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE579184C (de) * 1931-04-08 1933-06-22 Berthold Jenewein Dr Ing Feuchtigkeitsanzeigevorrichtung fuer Isolierungen
DE637703C (de) * 1934-03-07 1936-11-02 Ludwig Maurer Dipl Ing Einrichtung zur elektrischen Fernanzeige der metrischen Entfernung undichter Stellen in Rohrleitungen
DE1814857A1 (de) * 1968-09-05 1970-04-30 Siemens Ag Anordnung zur Signalisierung von Leckstellen in einer Rohrleitung zum Fluessigkeitstransport

Also Published As

Publication number Publication date
DE2337983A1 (de) 1975-02-06
FR2257856A1 (enrdf_load_html_response) 1975-08-08
GB1481850A (en) 1977-08-03
ATA612874A (de) 1979-01-15
DE2337983C2 (de) 1984-03-22
AT351842B (de) 1979-08-10
JPS5072683A (enrdf_load_html_response) 1975-06-16
FR2257856B1 (enrdf_load_html_response) 1979-08-03
SE397585B (sv) 1977-11-07
SE7409603L (enrdf_load_html_response) 1975-01-27

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased