NO172143C - Anordning for bruk av en loggesonde med relativt liten diameter - Google Patents
Anordning for bruk av en loggesonde med relativt liten diameterInfo
- Publication number
- NO172143C NO172143C NO880830A NO880830A NO172143C NO 172143 C NO172143 C NO 172143C NO 880830 A NO880830 A NO 880830A NO 880830 A NO880830 A NO 880830A NO 172143 C NO172143 C NO 172143C
- Authority
- NO
- Norway
- Prior art keywords
- relatively small
- small diameters
- log
- sound
- log sound
- Prior art date
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)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8702757A FR2611918B1 (fr) | 1987-02-27 | 1987-02-27 | Methode et dispositif permettant d'utiliser une sonde de diagraphie de faible diametre dans des puits de grands diametres |
US07/069,174 US4929915A (en) | 1987-02-27 | 1987-07-02 | Protective device for enlarging the effective diameter of a probe in large diameter wells |
Publications (4)
Publication Number | Publication Date |
---|---|
NO880830D0 NO880830D0 (no) | 1988-02-25 |
NO880830L NO880830L (no) | 1988-08-29 |
NO172143B NO172143B (no) | 1993-03-01 |
NO172143C true NO172143C (no) | 1993-06-09 |
Family
ID=26225815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO880830A NO172143C (no) | 1987-02-27 | 1988-02-25 | Anordning for bruk av en loggesonde med relativt liten diameter |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0281469B1 (no) |
CA (1) | CA1326223C (no) |
DE (1) | DE3864421D1 (no) |
NO (1) | NO172143C (no) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE23621E (en) * | 1953-02-24 | Sleeve supported electrode fob | ||
FR1102950A (fr) * | 1953-07-01 | 1955-10-27 | Schlumberger Well Surv Corp | Support d'électrodes pour carottage électrique des formations traversées par un sondage |
US3293542A (en) * | 1963-03-18 | 1966-12-20 | Phillips Petroleum Co | Electrical well logging apparatus including a drill collar having spaced electrodes mounted thereon for making resistivity measurements while drilling |
US4236113A (en) * | 1978-04-13 | 1980-11-25 | Phillips Petroleum Company | Electrical well logging tool, having an expandable sleeve, for determining if clay is present in an earth formation |
WO1981003382A1 (fr) * | 1980-05-16 | 1981-11-26 | R Treyvaud | Procede et dispositif de prospection d'un puit pendant le forage |
-
1988
- 1988-02-25 DE DE8888400433T patent/DE3864421D1/de not_active Expired - Fee Related
- 1988-02-25 EP EP19880400433 patent/EP0281469B1/fr not_active Expired - Lifetime
- 1988-02-25 NO NO880830A patent/NO172143C/no unknown
- 1988-02-26 CA CA 559915 patent/CA1326223C/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0281469A3 (en) | 1988-12-21 |
CA1326223C (fr) | 1994-01-18 |
EP0281469A2 (fr) | 1988-09-07 |
NO880830D0 (no) | 1988-02-25 |
NO880830L (no) | 1988-08-29 |
NO172143B (no) | 1993-03-01 |
DE3864421D1 (de) | 1991-10-02 |
EP0281469B1 (fr) | 1991-08-28 |
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