FR857718A - electrode for borehole exploration - Google Patents
electrode for borehole explorationInfo
- Publication number
- FR857718A FR857718A FR857718DA FR857718A FR 857718 A FR857718 A FR 857718A FR 857718D A FR857718D A FR 857718DA FR 857718 A FR857718 A FR 857718A
- Authority
- FR
- France
- Prior art keywords
- electrode
- borehole exploration
- borehole
- exploration
- 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
- G01V3/18—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
- G01V3/20—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with propagation of electric current
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US857718XA | 1938-07-15 | 1938-07-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR857718A true FR857718A (en) | 1940-09-26 |
Family
ID=22193830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR857718D Expired FR857718A (en) | 1938-07-15 | 1939-07-12 | electrode for borehole exploration |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR857718A (en) |
-
1939
- 1939-07-12 FR FR857718D patent/FR857718A/en not_active Expired
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