FR1044840A - - Google Patents
Info
- Publication number
- FR1044840A FR1044840A FR1044840DA FR1044840A FR 1044840 A FR1044840 A FR 1044840A FR 1044840D A FR1044840D A FR 1044840DA FR 1044840 A FR1044840 A FR 1044840A
- 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
- 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
- G01V3/104—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 using several coupled or uncoupled coils
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DESCH7351A DE912727C (de) | 1951-08-21 | 1951-08-21 | Verfahren zum Abtrennen einer Komponente von gegebener Phasenbeziehung aus einem Wechselstromsignal, insbesondere zur Feststellung von Metallkoerpern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1044840A true FR1044840A (es) | 1953-11-20 |
Family
ID=7425320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1044840D Expired FR1044840A (es) | 1951-08-21 | 1951-09-21 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE912727C (es) |
| FR (1) | FR1044840A (es) |
-
1951
- 1951-08-21 DE DESCH7351A patent/DE912727C/de not_active Expired
- 1951-09-21 FR FR1044840D patent/FR1044840A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE912727C (de) | 1954-06-03 |