FR2400706B1 - - Google Patents

Info

Publication number
FR2400706B1
FR2400706B1 FR7725419A FR7725419A FR2400706B1 FR 2400706 B1 FR2400706 B1 FR 2400706B1 FR 7725419 A FR7725419 A FR 7725419A FR 7725419 A FR7725419 A FR 7725419A FR 2400706 B1 FR2400706 B1 FR 2400706B1
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
FR7725419A
Other languages
French (fr)
Other versions
FR2400706A1 (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.)
Office National dEtudes et de Recherches Aerospatiales ONERA
Original Assignee
Office National dEtudes et de Recherches Aerospatiales ONERA
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 Office National dEtudes et de Recherches Aerospatiales ONERA filed Critical Office National dEtudes et de Recherches Aerospatiales ONERA
Priority to FR7725419A priority Critical patent/FR2400706A1/fr
Publication of FR2400706A1 publication Critical patent/FR2400706A1/fr
Application granted granted Critical
Publication of FR2400706B1 publication Critical patent/FR2400706B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/20—Investigating the presence of flaws

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
FR7725419A 1977-08-19 1977-08-19 Perfectionnements aux dispositifs pour determiner l'etendue d'une fissure ouverte a la surface d'un corps solide electriquement conducteur Granted FR2400706A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7725419A FR2400706A1 (fr) 1977-08-19 1977-08-19 Perfectionnements aux dispositifs pour determiner l'etendue d'une fissure ouverte a la surface d'un corps solide electriquement conducteur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7725419A FR2400706A1 (fr) 1977-08-19 1977-08-19 Perfectionnements aux dispositifs pour determiner l'etendue d'une fissure ouverte a la surface d'un corps solide electriquement conducteur

Publications (2)

Publication Number Publication Date
FR2400706A1 FR2400706A1 (fr) 1979-03-16
FR2400706B1 true FR2400706B1 (Direct) 1981-10-02

Family

ID=9194639

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725419A Granted FR2400706A1 (fr) 1977-08-19 1977-08-19 Perfectionnements aux dispositifs pour determiner l'etendue d'une fissure ouverte a la surface d'un corps solide electriquement conducteur

Country Status (1)

Country Link
FR (1) FR2400706A1 (Direct)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368422A (en) 1979-12-14 1983-01-11 Commissariat A L'energie Atomique Non-destructive testing method and apparatus for spot welds

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2725789B1 (fr) * 1994-10-12 1997-01-03 Snecma Dispositif et procede de mesure simultanee de l'etendue et de la temperature d'une fissure a la surface d'un corps solide electriquement conducteur

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4368422A (en) 1979-12-14 1983-01-11 Commissariat A L'energie Atomique Non-destructive testing method and apparatus for spot welds

Also Published As

Publication number Publication date
FR2400706A1 (fr) 1979-03-16

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse
CL Concession to grant licenses