FR2408116B1 - - Google Patents
Info
- Publication number
- FR2408116B1 FR2408116B1 FR7733679A FR7733679A FR2408116B1 FR 2408116 B1 FR2408116 B1 FR 2408116B1 FR 7733679 A FR7733679 A FR 7733679A FR 7733679 A FR7733679 A FR 7733679A FR 2408116 B1 FR2408116 B1 FR 2408116B1
- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/003—Arrangements for testing or measuring
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/101—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7733679A FR2408116A1 (fr) | 1977-11-04 | 1977-11-04 | Procede de mesure de l'epaisseur des parois de pieces creuses et du volume des cavites |
| GB7843026A GB2009414B (en) | 1977-11-04 | 1978-11-02 | Thickness measuring device and method |
| DE19782847763 DE2847763A1 (de) | 1977-11-04 | 1978-11-03 | Verfahren zur messung der wandstaerke von hohlschaufeln von gasturbinen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7733679A FR2408116A1 (fr) | 1977-11-04 | 1977-11-04 | Procede de mesure de l'epaisseur des parois de pieces creuses et du volume des cavites |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2408116A1 FR2408116A1 (fr) | 1979-06-01 |
| FR2408116B1 true FR2408116B1 (US20080094685A1-20080424-C00004.png) | 1980-04-25 |
Family
ID=9197420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7733679A Granted FR2408116A1 (fr) | 1977-11-04 | 1977-11-04 | Procede de mesure de l'epaisseur des parois de pieces creuses et du volume des cavites |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2847763A1 (US20080094685A1-20080424-C00004.png) |
| FR (1) | FR2408116A1 (US20080094685A1-20080424-C00004.png) |
| GB (1) | GB2009414B (US20080094685A1-20080424-C00004.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6012265A (ja) * | 1983-07-01 | 1985-01-22 | Nippon Kokan Kk <Nkk> | 凝固層厚さの測定方法 |
| CN112361929B (zh) * | 2020-10-30 | 2022-04-08 | 海南方能测试技术有限公司 | 一种建筑主体结构保护层厚度检验装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB547714A (en) * | 1941-05-12 | 1942-09-08 | Alan Marsh Armour | Improvements in or relating to the detection of variation in wall thickness of tubes of magnetic material |
| DE1009400B (de) * | 1956-04-04 | 1957-05-29 | Karl Deutsch | Anordnung und Sonde zum Messen der Dicke nichtferromagnetischer Schichten auf ferromagnetischer Unterlage |
| NL6403501A (US20080094685A1-20080424-C00004.png) * | 1964-04-02 | 1965-10-04 |
-
1977
- 1977-11-04 FR FR7733679A patent/FR2408116A1/fr active Granted
-
1978
- 1978-11-02 GB GB7843026A patent/GB2009414B/en not_active Expired
- 1978-11-03 DE DE19782847763 patent/DE2847763A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2847763C2 (US20080094685A1-20080424-C00004.png) | 1987-01-22 |
| DE2847763A1 (de) | 1979-05-10 |
| FR2408116A1 (fr) | 1979-06-01 |
| GB2009414B (en) | 1982-03-10 |
| GB2009414A (en) | 1979-06-13 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |