FR2144978A5 - - Google Patents

Info

Publication number
FR2144978A5
FR2144978A5 FR7124519A FR7124519A FR2144978A5 FR 2144978 A5 FR2144978 A5 FR 2144978A5 FR 7124519 A FR7124519 A FR 7124519A FR 7124519 A FR7124519 A FR 7124519A FR 2144978 A5 FR2144978 A5 FR 2144978A5
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.)
Expired
Application number
FR7124519A
Other languages
French (fr)
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.)
NILS OESTBO AB
Original Assignee
NILS OESTBO AB
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
Priority to DE19712130325 priority Critical patent/DE2130325A1/de
Application filed by NILS OESTBO AB filed Critical NILS OESTBO AB
Priority to FR7124519A priority patent/FR2144978A5/fr
Priority to GB2897271A priority patent/GB1326819A/en
Application granted granted Critical
Publication of FR2144978A5 publication Critical patent/FR2144978A5/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
    • G01M3/042—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L2101/00—Uses or applications of pigs or moles
    • F16L2101/30—Inspecting, measuring or testing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Pipeline Systems (AREA)
FR7124519A 1971-06-18 1971-07-05 Expired FR2144978A5 (OSRAM)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19712130325 DE2130325A1 (de) 1971-06-18 1971-06-18 Leckageanzeigegeraet, insbesondere fuer oelbehaelter und rohrleitungen
FR7124519A FR2144978A5 (OSRAM) 1971-06-18 1971-07-05
GB2897271A GB1326819A (en) 1971-06-18 1971-07-21 Leakage indicators

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19712130325 DE2130325A1 (de) 1971-06-18 1971-06-18 Leckageanzeigegeraet, insbesondere fuer oelbehaelter und rohrleitungen
FR7124519A FR2144978A5 (OSRAM) 1971-06-18 1971-07-05
GB2897271 1971-07-21

Publications (1)

Publication Number Publication Date
FR2144978A5 true FR2144978A5 (OSRAM) 1973-02-16

Family

ID=27183507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7124519A Expired FR2144978A5 (OSRAM) 1971-06-18 1971-07-05

Country Status (3)

Country Link
DE (1) DE2130325A1 (OSRAM)
FR (1) FR2144978A5 (OSRAM)
GB (1) GB1326819A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441841A2 (fr) * 1978-11-14 1980-06-13 Carbonisation Entr Ceram Amelioration aux materiaux composites utilisables pour la detection de fuites d'un metal liquide

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2241339A (en) * 1990-02-22 1991-08-28 Matthew Stephen Rutherford Leak detection in a heat exchanger
CN111288645A (zh) * 2020-02-19 2020-06-16 佛山博发智能科技有限公司 一种用于管道保温装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441841A2 (fr) * 1978-11-14 1980-06-13 Carbonisation Entr Ceram Amelioration aux materiaux composites utilisables pour la detection de fuites d'un metal liquide

Also Published As

Publication number Publication date
GB1326819A (en) 1973-08-15
DE2130325A1 (de) 1973-01-18

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Legal Events

Date Code Title Description
ST Notification of lapse