FR2223625A1 - - Google Patents

Info

Publication number
FR2223625A1
FR2223625A1 FR7410063A FR7410063A FR2223625A1 FR 2223625 A1 FR2223625 A1 FR 2223625A1 FR 7410063 A FR7410063 A FR 7410063A FR 7410063 A FR7410063 A FR 7410063A FR 2223625 A1 FR2223625 A1 FR 2223625A1
Authority
FR
France
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.)
Granted
Application number
FR7410063A
Other languages
French (fr)
Other versions
FR2223625B1 (enrdf_load_stackoverflow
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.)
RASMUSSEN AS E
Original Assignee
RASMUSSEN AS E
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 RASMUSSEN AS E filed Critical RASMUSSEN AS E
Publication of FR2223625A1 publication Critical patent/FR2223625A1/fr
Application granted granted Critical
Publication of FR2223625B1 publication Critical patent/FR2223625B1/fr
Expired 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
    • G01M3/16—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
    • 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
    • G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
    • G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7410063A 1973-03-26 1974-03-25 Expired FR2223625B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1431673A GB1455415A (en) 1973-03-26 1973-03-26 Insulated pipe system having means for detection of moisture in the insulation thereof

Publications (2)

Publication Number Publication Date
FR2223625A1 true FR2223625A1 (enrdf_load_stackoverflow) 1974-10-25
FR2223625B1 FR2223625B1 (enrdf_load_stackoverflow) 1978-03-24

Family

ID=10038994

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7410063A Expired FR2223625B1 (enrdf_load_stackoverflow) 1973-03-26 1974-03-25

Country Status (13)

Country Link
US (1) US3927351A (enrdf_load_stackoverflow)
JP (1) JPS51135588A (enrdf_load_stackoverflow)
BE (1) BE812812A (enrdf_load_stackoverflow)
CA (1) CA1001716A (enrdf_load_stackoverflow)
CH (1) CH568524A5 (enrdf_load_stackoverflow)
DE (1) DE2413345C2 (enrdf_load_stackoverflow)
DK (1) DK155293C (enrdf_load_stackoverflow)
FI (1) FI60078C (enrdf_load_stackoverflow)
FR (1) FR2223625B1 (enrdf_load_stackoverflow)
GB (1) GB1455415A (enrdf_load_stackoverflow)
IT (1) IT1010823B (enrdf_load_stackoverflow)
NL (1) NL7404112A (enrdf_load_stackoverflow)
SE (1) SE405286B (enrdf_load_stackoverflow)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5522162A (en) * 1978-08-07 1980-02-16 Hitachi Ltd Sodium leak detecting method and device
SE414532B (sv) * 1979-06-18 1980-08-04 Blom H Anordning vid en fjerrvermeledning samt sett att framstella en sadan anordning
SE424359B (sv) * 1979-09-05 1982-07-12 Blom H Anordning for brottindikering vid fjerrvermeror
DE3110054A1 (de) * 1981-03-16 1982-10-14 G + H Montage Gmbh, 6700 Ludwigshafen Rohrleitungssystem, insbesondere aus waermegedaemmten fernwaermerohren
EP0113239B1 (en) * 1982-12-23 1988-03-30 BICC Public Limited Company An insulated pipe system
SE456376B (sv) * 1983-12-08 1988-09-26 Helmersson Rune Larmanordning vid isolerat rorsystem
EP0207253A1 (de) * 1985-05-09 1987-01-07 Meier-Schenk AG (Meier-Schenk SA) Sensor zum Feststellen von Nassstellen in der thermischen Isolierung von Rohrleitungen
DE3628336A1 (de) * 1986-08-21 1988-02-25 Roero Ges Fuer Isolier Und Fer Rohrleitungssystem und waermeisolierte rohre, z.b. fuer fernheizleitungen
GB2208005A (en) * 1987-08-07 1989-02-15 Apv Uk Plate heat transfer apparatus
JPH01117759U (enrdf_load_stackoverflow) * 1988-01-28 1989-08-09
GB8809070D0 (en) * 1988-04-18 1988-05-18 Redding R J Communications network to resist e m p
JPH0314457U (enrdf_load_stackoverflow) * 1989-06-23 1991-02-14
DE4015075C2 (de) * 1990-05-10 1997-02-27 Bernd Brandes Verfahren zur Ermittlung von Undichtigkeiten an Leitungsrohren für flüssige Medien
DE4104216A1 (de) * 1991-02-12 1992-08-13 Bernd Brandes Leitungsrohr zum transport eines mediums
DE69526213T2 (de) * 1994-12-16 2002-12-19 Tokyo Gas Co. Ltd., Tokio/Tokyo Verfahren und vorrichtung zur inspektion eines rohres mit elektromagnetischer strahlung
DE19544391A1 (de) * 1995-11-15 1997-05-22 Siemens Ag Meßschaltung zum Erfassen und Orten von Wassereinbrüchen an Rohr- oder Kabelanlagen
DE19632991C1 (de) * 1996-08-15 1998-01-08 Bernd Brandes Rohrleitungssystem, insbesondere für die Übertragung von Fernwärme
GB2324585A (en) * 1997-04-23 1998-10-28 David Leslie Young Heated hoses
EP1342998A3 (de) * 2002-03-08 2006-01-18 UST Umweltsensortechnik GmbH Verfahren und Anordnung zur Erkennung von Leckagen an einem gasgefüllten System
DE10315925B4 (de) * 2003-04-08 2012-01-05 Ust Umweltsensortechnik Gmbh Verfahren und Anordnung zur Erkennung von Leckagen an einem gasgefüllten System
DE102008025226A1 (de) * 2008-05-27 2009-12-03 Linde Ag Leitung zur Führung eines Mediums
DE102013020645A1 (de) * 2013-12-16 2015-06-18 Karin Niss Verfahren zum Bestimmen der Feuchte in der Dämmung einer Fernwärmeleitung
US10481099B2 (en) * 2015-07-02 2019-11-19 Exxonmobil Upstream Research Company Detecting moisture proximate to insulation
US10222290B2 (en) * 2015-08-11 2019-03-05 Exxonmobil Upstream Research Detecting moisture proximate to insulation
US10236683B2 (en) * 2016-06-10 2019-03-19 Apple Inc. Corrosion mitigation for an external connector of an electronic device
US10591430B2 (en) * 2017-09-08 2020-03-17 Apple Inc. Method and system for detecting moisture on a connector contact
DE102018123787A1 (de) * 2018-09-26 2020-03-26 Kaefer Isoliertechnik Gmbh & Co. Kg Messanordnung und Verfahren zur Detektion von Fehlstellen in oder unterhalb einer Dämmung einer betriebstechnischen Anlage
DE102018123783A1 (de) 2018-09-26 2020-03-26 Kaefer Isoliertechnik Gmbh & Co. Kg Verfahren, Sensor und Messanordnung zur Detektion von Feuchtigkeit in einer Wärmedämmung
DE102018123784A1 (de) 2018-09-26 2020-03-26 Kaefer Isoliertechnik Gmbh & Co. Kg Sensor und Messanordnung zur Detektion eines Fluids an einem mit einer Dämmung versehenen Bauteil
US11658443B2 (en) 2021-04-13 2023-05-23 Apple Inc. Liquid detection and corrosion mitigation

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759149A (en) * 1951-07-24 1956-08-14 Hart John Alfred Henry Moisture measuring apparatus
GB776415A (en) * 1955-07-14 1957-06-05 Shell Res Ltd Improvements in or relating to chemical plant including a continuously operating liquid circulation system
GB1311472A (en) * 1969-03-18 1973-03-28 Rasmussen As E Pipe system of heat insulated pipes including means for detecting the presence of moisture
US3678376A (en) * 1970-12-14 1972-07-18 Gte Automatic Electric Lab Inc Arrangement for testing breakdown of the insulation of a conductor utilizing an alternating current circuit to eliminate stray capacitance effects
US3710244A (en) * 1971-01-11 1973-01-09 G Rauchwerger Capacitance probe for detecting moisture with very long cables

Also Published As

Publication number Publication date
BE812812A (fr) 1974-07-15
FI60078C (fi) 1981-11-10
JPS51135588A (en) 1976-11-24
FI60078B (fi) 1981-07-31
US3927351A (en) 1975-12-16
FR2223625B1 (enrdf_load_stackoverflow) 1978-03-24
DE2413345A1 (de) 1974-10-17
SE405286B (sv) 1978-11-27
CH568524A5 (enrdf_load_stackoverflow) 1975-10-31
DK155293B (da) 1989-03-20
IT1010823B (it) 1977-01-20
CA1001716A (en) 1976-12-14
DE2413345C2 (de) 1985-07-18
DK155293C (da) 1989-07-31
GB1455415A (en) 1976-11-10
NL7404112A (enrdf_load_stackoverflow) 1974-09-30

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