FR2566137B2 - DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREA - Google Patents
DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREAInfo
- Publication number
- FR2566137B2 FR2566137B2 FR8409485A FR8409485A FR2566137B2 FR 2566137 B2 FR2566137 B2 FR 2566137B2 FR 8409485 A FR8409485 A FR 8409485A FR 8409485 A FR8409485 A FR 8409485A FR 2566137 B2 FR2566137 B2 FR 2566137B2
- Authority
- FR
- France
- Prior art keywords
- detecting
- magnetic target
- proximity area
- defined proximity
- area
- Prior art date
- 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
- G01V3/101—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
- 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)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Electronic Switches (AREA)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8409485A FR2566137B2 (en) | 1982-03-05 | 1984-06-18 | DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREA |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8203694A FR2522830B1 (en) | 1982-03-05 | 1982-03-05 | METHOD AND DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREA |
FR8409485A FR2566137B2 (en) | 1982-03-05 | 1984-06-18 | DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREA |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2566137A2 FR2566137A2 (en) | 1985-12-20 |
FR2566137B2 true FR2566137B2 (en) | 1986-10-10 |
Family
ID=26222797
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8409485A Expired FR2566137B2 (en) | 1982-03-05 | 1984-06-18 | DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREA |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2566137B2 (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH624220A5 (en) * | 1978-04-04 | 1981-07-15 | Radioelectrique Comp Ind | |
FR2522830B1 (en) * | 1982-03-05 | 1985-09-06 | Petercem Sa | METHOD AND DEVICE FOR DETECTING A MAGNETIC TARGET IN A DEFINED PROXIMITY AREA |
-
1984
- 1984-06-18 FR FR8409485A patent/FR2566137B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2566137A2 (en) | 1985-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
TP | Transmission of property |