FR2053185B1 - - Google Patents
Info
- Publication number
- FR2053185B1 FR2053185B1 FR7027447A FR7027447A FR2053185B1 FR 2053185 B1 FR2053185 B1 FR 2053185B1 FR 7027447 A FR7027447 A FR 7027447A FR 7027447 A FR7027447 A FR 7027447A FR 2053185 B1 FR2053185 B1 FR 2053185B1
- 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
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
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
- G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals
-
- 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
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691938107 DE1938107C3 (de) | 1969-07-26 | 1969-07-26 | Streuflußprüfverfahren für magnetisierbares Material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2053185A1 FR2053185A1 (US20030199744A1-20031023-C00003.png) | 1971-04-16 |
| FR2053185B1 true FR2053185B1 (US20030199744A1-20031023-C00003.png) | 1973-04-27 |
Family
ID=5741024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7027447A Expired FR2053185B1 (US20030199744A1-20031023-C00003.png) | 1969-07-26 | 1970-07-24 |
Country Status (4)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4309905A (en) * | 1979-12-26 | 1982-01-12 | Maizenberg Mikhail I | Method for detecting non-uniformities of magnetic materials and device for effecting same |
| DE3128825C2 (de) * | 1981-07-21 | 1985-04-18 | Nukem Gmbh, 6450 Hanau | Vorrichtung zur zerstörungsfreien Prüfung von ferromagnetischen Materialien |
| US4497209A (en) * | 1983-07-12 | 1985-02-05 | Southwest Research Institute | Nondestructive testing of stress in a ferromagnetic structural material utilizing magnetically induced velocity change measurements |
| DE3421404A1 (de) * | 1984-06-08 | 1985-12-12 | Mecapec S.A., Schmerikon | Verfahren und vorrichtungen zur feststellung von oberflaechenfehlern an stabfoermigem, ferromagnetischem gut |
| PL148290B1 (en) * | 1985-03-05 | 1989-10-31 | Wyzsza Szkola Pedagog | Magnetic defectograph sensing element for determining changes in cross-sectional areas over substantial length of an object being examined |
| DE3515977A1 (de) * | 1985-05-03 | 1986-11-06 | Nukem Gmbh, 6450 Hanau | Verfahren und vorrichtung zur zerstoerungsfreien pruefung ferromagnetischer koerper |
-
1969
- 1969-07-26 DE DE19691938107 patent/DE1938107C3/de not_active Expired
-
1970
- 1970-07-24 FR FR7027447A patent/FR2053185B1/fr not_active Expired
- 1970-07-24 GB GB1266645D patent/GB1266645A/en not_active Expired
- 1970-07-25 JP JP6492470A patent/JPS5031033B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1938107B2 (de) | 1979-01-11 |
| JPS5031033B1 (US20030199744A1-20031023-C00003.png) | 1975-10-06 |
| GB1266645A (US20030199744A1-20031023-C00003.png) | 1972-03-15 |
| DE1938107A1 (de) | 1971-01-28 |
| FR2053185A1 (US20030199744A1-20031023-C00003.png) | 1971-04-16 |
| DE1938107C3 (de) | 1979-09-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |