FR1451008A - Leak detector - Google Patents

Leak detector

Info

Publication number
FR1451008A
FR1451008A FR35767A FR35767A FR1451008A FR 1451008 A FR1451008 A FR 1451008A FR 35767 A FR35767 A FR 35767A FR 35767 A FR35767 A FR 35767A FR 1451008 A FR1451008 A FR 1451008A
Authority
FR
France
Prior art keywords
leak detector
leak
detector
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.)
Expired
Application number
FR35767A
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.)
General Electric Co
Original Assignee
General Electric Co
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 claimed from US405903A external-priority patent/US3363451A/en
Application filed by General Electric Co filed Critical General Electric Co
Priority to FR35767A priority Critical patent/FR1451008A/en
Application granted granted Critical
Publication of FR1451008A publication Critical patent/FR1451008A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
    • H01J41/04—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
    • 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
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • 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
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/226—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for containers, e.g. radiators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR35767A 1964-10-23 1965-10-21 Leak detector Expired FR1451008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR35767A FR1451008A (en) 1964-10-23 1965-10-21 Leak detector

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US405903A US3363451A (en) 1964-10-23 1964-10-23 Gas leak detector having leak concentration responsive indicating means
FR35767A FR1451008A (en) 1964-10-23 1965-10-21 Leak detector

Publications (1)

Publication Number Publication Date
FR1451008A true FR1451008A (en) 1966-06-24

Family

ID=26166918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR35767A Expired FR1451008A (en) 1964-10-23 1965-10-21 Leak detector

Country Status (1)

Country Link
FR (1) FR1451008A (en)

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