FR2729227B1 - - Google Patents
Info
- Publication number
- FR2729227B1 FR2729227B1 FR9500200A FR9500200A FR2729227B1 FR 2729227 B1 FR2729227 B1 FR 2729227B1 FR 9500200 A FR9500200 A FR 9500200A FR 9500200 A FR9500200 A FR 9500200A FR 2729227 B1 FR2729227 B1 FR 2729227B1
- 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 - Fee Related
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
- G01V3/26—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device
- G01V3/28—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with magnetic or electric fields produced or modified either by the surrounding earth formation or by the detecting device using induction coils
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)
- Geophysics And Detection Of Objects (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9500200A FR2729227A1 (fr) | 1995-01-10 | 1995-01-10 | Dispositif de mesure a induction en presence de parois metalliques |
| US08/571,494 US5654639A (en) | 1995-01-10 | 1995-12-13 | Induction measuring device in the presence of metal walls |
| DE69605330T DE69605330T2 (de) | 1995-01-10 | 1996-01-08 | Vorrichtung zur Induktions-Bohrlochmessung in Gegenwart von metallischen Wänden |
| EP96400039A EP0722097B1 (fr) | 1995-01-10 | 1996-01-08 | Dispositif de mesure à induction en présence de parois métalliques |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9500200A FR2729227A1 (fr) | 1995-01-10 | 1995-01-10 | Dispositif de mesure a induction en presence de parois metalliques |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2729227A1 FR2729227A1 (fr) | 1996-07-12 |
| FR2729227B1 true FR2729227B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1997-02-14 |
Family
ID=9474978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9500200A Granted FR2729227A1 (fr) | 1995-01-10 | 1995-01-10 | Dispositif de mesure a induction en presence de parois metalliques |
Country Status (4)
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6987386B1 (en) | 1986-11-04 | 2006-01-17 | Western Atlas International, Inc. | Determining resistivity of a geological formation using circuitry located within a borehole casing |
| US5570024A (en) | 1986-11-04 | 1996-10-29 | Paramagnetic Logging, Inc. | Determining resistivity of a formation adjacent to a borehole having casing using multiple electrodes and with resistances being defined between the electrodes |
| US5633590A (en) * | 1986-11-04 | 1997-05-27 | Paramagnetic Logging, Inc. | Formation resistivity measurements from within a cased well used to quantitatively determine the amount of oil and gas present |
| US5892460A (en) * | 1997-03-06 | 1999-04-06 | Halliburton Energy Services, Inc. | Logging while drilling tool with azimuthal sensistivity |
| US5841510A (en) * | 1998-02-11 | 1998-11-24 | Roggy; David L. | Rotatable diagnostic lens for evaluation of the irido-corneal angle, retina and other portions of the eye |
| US6703838B2 (en) | 1998-04-13 | 2004-03-09 | Schlumberger Technology Corporation | Method and apparatus for measuring characteristics of geological formations |
| US6657440B1 (en) | 1998-06-11 | 2003-12-02 | Em-Tech Sensors Llc | Propagation of waves through materials |
| US6392421B1 (en) | 1998-06-11 | 2002-05-21 | Em-Tech Llc | Spectral EM frequency metallic thickness measurement using metallic transparencies |
| US6181138B1 (en) | 1999-02-22 | 2001-01-30 | Halliburton Energy Services, Inc. | Directional resistivity measurements for azimuthal proximity detection of bed boundaries |
| US6294917B1 (en) | 1999-09-13 | 2001-09-25 | Electromagnetic Instruments, Inc. | Electromagnetic induction method and apparatus for the measurement of the electrical resistivity of geologic formations surrounding boreholes cased with a conductive liner |
| US6628118B1 (en) | 1999-11-20 | 2003-09-30 | Em-Tech Sensors Llc | Method and apparatus for control of magnetic flux direction and concentration |
| US6744263B2 (en) * | 1999-12-10 | 2004-06-01 | Em-Tech Sensors Llc | Apparatus and method for the measurement of electrical properties of materials through non-magnetizable materials |
| US6597186B2 (en) * | 1999-12-10 | 2003-07-22 | Em-Tech Sensors Llc | Through tank level gauging |
| US6534986B2 (en) | 2000-05-01 | 2003-03-18 | Schlumberger Technology Corporation | Permanently emplaced electromagnetic system and method for measuring formation resistivity adjacent to and between wells |
| WO2002016184A1 (en) | 2000-08-25 | 2002-02-28 | Em-Tech Llc | Detection of anomalies on railroad tracks |
| AU2001287070A1 (en) | 2000-09-02 | 2002-03-22 | Em-Tech Llc | A logging tool for measurement of resistivity through casing using metallic transparences and magnetic lensing |
| AU2002225590A1 (en) | 2000-10-16 | 2002-04-29 | Em-Tech Llc | A technique for measuring the thickness of a ferromagnetic metal using permeability signatures |
| US6597177B1 (en) | 2000-11-20 | 2003-07-22 | Em-Tech Sensors Llc | Through casing resistivity measurement in permanently installed downhole production environment |
| WO2002086545A1 (en) * | 2001-04-21 | 2002-10-31 | Em-Tech Llc | Measurement of subterranean lithology using electromagnetic energy |
| FR2830272B1 (fr) * | 2001-10-01 | 2004-04-02 | Schlumberger Services Petrol | Dispositif de surveillance ou d'etude d'un reservoir traverse par un puits |
| KR100517965B1 (ko) * | 2003-08-09 | 2005-09-30 | 엘지전자 주식회사 | 플라즈마 디스플레이 패널 |
| US6975121B2 (en) | 2004-03-22 | 2005-12-13 | Kjt Enterprises, Inc. | System for measuring earth formation resistivity through and electrically conductive wellbore casing |
| US7388382B2 (en) | 2004-06-01 | 2008-06-17 | Kjt Enterprises, Inc. | System for measuring Earth formation resistivity through an electrically conductive wellbore casing |
| US7202671B2 (en) * | 2004-08-05 | 2007-04-10 | Kjt Enterprises, Inc. | Method and apparatus for measuring formation conductivities from within cased wellbores by combined measurement of casing current leakage and electromagnetic response |
| EP1780558B1 (en) | 2005-10-31 | 2008-08-06 | KJT Enterprises, Inc. | System for measuring earth formation resistivity through an electrically conductive wellbore casing |
| US8310239B2 (en) * | 2008-12-02 | 2012-11-13 | Schlumberger Technology Corporation | Detecting electrical current in a magnetic structure |
| CA2745112A1 (en) | 2008-12-02 | 2010-06-10 | Schlumberger Canada Limited | Electromagnetic survey using metallic well casings as electrodes |
| US9625604B2 (en) * | 2012-06-27 | 2017-04-18 | Schlumberger Technology Corporation | Analyzing subterranean formation with current source vectors |
| US10577922B2 (en) * | 2016-01-13 | 2020-03-03 | Halliburton Energy Services, Inc. | Efficient location of cable behind a downhole tubular |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3277363A (en) * | 1961-01-23 | 1966-10-04 | Schlumberger Well Surv Corp | Borehole investigating method and apparatus utilizing magnetic-flux fields induced in a casing pipe lining the borehole |
| US3329891A (en) * | 1965-04-05 | 1967-07-04 | Sinclair Research Inc | Method for determining the extent of the burnt zone in an underground combustion process by passing current around the boundary of the zone |
| US4529939A (en) * | 1983-01-10 | 1985-07-16 | Kuckes Arthur F | System located in drill string for well logging while drilling |
| US4593770A (en) * | 1984-11-06 | 1986-06-10 | Mobil Oil Corporation | Method for preventing the drilling of a new well into one of a plurality of production wells |
| US4748415A (en) * | 1986-04-29 | 1988-05-31 | Paramagnetic Logging, Inc. | Methods and apparatus for induction logging in cased boreholes |
| US5038107A (en) * | 1989-12-21 | 1991-08-06 | Halliburton Logging Services, Inc. | Method and apparatus for making induction measurements through casing |
| US5283520A (en) * | 1991-04-04 | 1994-02-01 | Martin Philip W | Method of determining thickness of magnetic pipe by measuring the time it takes the pipe to reach magnetic saturation |
| FR2703471B1 (fr) * | 1993-03-31 | 1995-06-23 | Schlumberger Services Petrol | Procede et appareil pour determiner la resistivite de formation dans un puits tube. |
-
1995
- 1995-01-10 FR FR9500200A patent/FR2729227A1/fr active Granted
- 1995-12-13 US US08/571,494 patent/US5654639A/en not_active Expired - Fee Related
-
1996
- 1996-01-08 DE DE69605330T patent/DE69605330T2/de not_active Expired - Fee Related
- 1996-01-08 EP EP96400039A patent/EP0722097B1/fr not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0722097A1 (fr) | 1996-07-17 |
| FR2729227A1 (fr) | 1996-07-12 |
| US5654639A (en) | 1997-08-05 |
| EP0722097B1 (fr) | 1999-12-01 |
| DE69605330D1 (de) | 2000-01-05 |
| DE69605330T2 (de) | 2000-06-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |