FR2425636A1 - Materiau utilisable pour la detection de fuites d'un metal liquide - Google Patents

Materiau utilisable pour la detection de fuites d'un metal liquide

Info

Publication number
FR2425636A1
FR2425636A1 FR7813979A FR7813979A FR2425636A1 FR 2425636 A1 FR2425636 A1 FR 2425636A1 FR 7813979 A FR7813979 A FR 7813979A FR 7813979 A FR7813979 A FR 7813979A FR 2425636 A1 FR2425636 A1 FR 2425636A1
Authority
FR
France
Prior art keywords
liq
detecting
nuclear reactors
resistance
change
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.)
Granted
Application number
FR7813979A
Other languages
English (en)
Other versions
FR2425636B1 (fr
Inventor
Jean Meneret
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.)
Carbonisation Entreprise et Ceramique SA
Original Assignee
Carbonisation Entreprise et Ceramique SA
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 Carbonisation Entreprise et Ceramique SA filed Critical Carbonisation Entreprise et Ceramique SA
Priority to FR7813979A priority Critical patent/FR2425636A1/fr
Priority to FR7911141A priority patent/FR2455739A2/fr
Priority to IT2253479A priority patent/IT1112545B/it
Publication of FR2425636A1 publication Critical patent/FR2425636A1/fr
Application granted granted Critical
Publication of FR2425636B1 publication Critical patent/FR2425636B1/fr
Granted 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
    • G01M3/042—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
    • 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)

Abstract

MATERIAU COMPOSITE UTILISABLE POUR LA DETECTION DE FUITES D'UN METAL LIQUIDE. LE MATERIAU COMPREND UNE COUCHE CONSTITUEE D'UN TISSU DE FILS MINERAUX, REFRACTAIRES ET ELECTRIQUEMENT ISOLANTS DANS LEQUEL SONT NOYES, A INTERVALLES REGULIERS, DES FILS ELECTRIQUEMENT CONDUCTEURS, CHACUN DESDITS FILS CONDUCTEURS ETANT ELECTRIQUEMENT ISOLE DE PART ET D'AUTRE DE LADITE COUCHE. APPLICATION A LA DETECTION DE FUITES DE SODIUM LIQUIDE.
FR7813979A 1978-05-11 1978-05-11 Materiau utilisable pour la detection de fuites d'un metal liquide Granted FR2425636A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7813979A FR2425636A1 (fr) 1978-05-11 1978-05-11 Materiau utilisable pour la detection de fuites d'un metal liquide
FR7911141A FR2455739A2 (fr) 1978-05-11 1979-05-03 Perfectionnement aux materiaux composites utilisables pour la detection de fuites d'un metal liquide
IT2253479A IT1112545B (it) 1978-05-11 1979-05-10 Materiale utilizzabile per la segnalazione di fughe di un metallo liquido

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7813979A FR2425636A1 (fr) 1978-05-11 1978-05-11 Materiau utilisable pour la detection de fuites d'un metal liquide

Publications (2)

Publication Number Publication Date
FR2425636A1 true FR2425636A1 (fr) 1979-12-07
FR2425636B1 FR2425636B1 (fr) 1980-10-24

Family

ID=9208135

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7813979A Granted FR2425636A1 (fr) 1978-05-11 1978-05-11 Materiau utilisable pour la detection de fuites d'un metal liquide

Country Status (1)

Country Link
FR (1) FR2425636A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404516A (en) * 1980-10-29 1983-09-13 Johnson Jr Victor R System for detecting leaks from liquid-containing reservoirs and conduits
WO1995014915A1 (fr) * 1993-11-26 1995-06-01 Åf-Industriteknik Ab Procede et dispositif de recherche des fuites dans les reservoirs fermes

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2912016A (en) * 1957-03-04 1959-11-10 Russell Mfg Co Indicator tape
FR1212327A (fr) * 1957-10-07 1960-03-23 A C F Ind Détecteur de fuites pour systèmes à circulation d'eau lourde et légère
US3721898A (en) * 1968-12-04 1973-03-20 P Dragoumis Apparatus for detecting leakage from or rupture of pipes and other vessels containing fluid under pressure
GB1323076A (en) * 1969-10-23 1973-07-11 Atomic Energy Authority Uk Leak detecting instruments

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2912016A (en) * 1957-03-04 1959-11-10 Russell Mfg Co Indicator tape
FR1212327A (fr) * 1957-10-07 1960-03-23 A C F Ind Détecteur de fuites pour systèmes à circulation d'eau lourde et légère
US3721898A (en) * 1968-12-04 1973-03-20 P Dragoumis Apparatus for detecting leakage from or rupture of pipes and other vessels containing fluid under pressure
GB1323076A (en) * 1969-10-23 1973-07-11 Atomic Energy Authority Uk Leak detecting instruments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404516A (en) * 1980-10-29 1983-09-13 Johnson Jr Victor R System for detecting leaks from liquid-containing reservoirs and conduits
WO1995014915A1 (fr) * 1993-11-26 1995-06-01 Åf-Industriteknik Ab Procede et dispositif de recherche des fuites dans les reservoirs fermes

Also Published As

Publication number Publication date
FR2425636B1 (fr) 1980-10-24

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Legal Events

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TP Transmission of property
ST Notification of lapse