FR2414199B1 - - Google Patents
Info
- Publication number
- FR2414199B1 FR2414199B1 FR7836226A FR7836226A FR2414199B1 FR 2414199 B1 FR2414199 B1 FR 2414199B1 FR 7836226 A FR7836226 A FR 7836226A FR 7836226 A FR7836226 A FR 7836226A FR 2414199 B1 FR2414199 B1 FR 2414199B1
- 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
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/32—Arrangements for suppressing undesired influences, e.g. temperature or pressure variations, compensating for signal noise
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
- G01S7/52025—Details of receivers for pulse systems
- G01S7/52026—Extracting wanted echo signals
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU782566116A SU845081A1 (ru) | 1978-01-05 | 1978-01-05 | Способ ультразвуковой дефектоскопии ма-ТЕРиАлОВ |
| SU782577293A SU845083A1 (ru) | 1978-02-06 | 1978-02-06 | Ультразвуковой дефектоскоп |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2414199A1 FR2414199A1 (fr) | 1979-08-03 |
| FR2414199B1 true FR2414199B1 (US20090192370A1-20090730-C00001.png) | 1981-09-18 |
Family
ID=26665653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7836226A Granted FR2414199A1 (fr) | 1978-01-05 | 1978-12-22 | Procede de controle par ultrasons de materiaux et dispositif pour la realisation de ce procede |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2837343A1 (US20090192370A1-20090730-C00001.png) |
| FR (1) | FR2414199A1 (US20090192370A1-20090730-C00001.png) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3482434A (en) * | 1966-02-23 | 1969-12-09 | Automation Ind Inc | Ultrasonic nondestructive tester including means for separating electrical noise from the electrical signals |
| US3690156A (en) * | 1971-05-27 | 1972-09-12 | Automation Ind Inc | Noise gate for ultrasonic test apparatus |
| DE2344702A1 (de) * | 1973-09-05 | 1975-03-06 | Dirk Bruehl | Verfahren und schaltungsanordnung zur erzielung einer anzeige von stark gestoerten periodisch wiederkehrenden signalen |
-
1978
- 1978-08-26 DE DE19782837343 patent/DE2837343A1/de not_active Withdrawn
- 1978-12-22 FR FR7836226A patent/FR2414199A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2837343A1 (de) | 1979-07-12 |
| FR2414199A1 (fr) | 1979-08-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |