NO971233L - Fremgangsmåte for bestemmelse av konduktiviteten i formasjoner - Google Patents
Fremgangsmåte for bestemmelse av konduktiviteten i formasjonerInfo
- Publication number
- NO971233L NO971233L NO971233A NO971233A NO971233L NO 971233 L NO971233 L NO 971233L NO 971233 A NO971233 A NO 971233A NO 971233 A NO971233 A NO 971233A NO 971233 L NO971233 L NO 971233L
- Authority
- NO
- Norway
- Prior art keywords
- formations
- conductivity
- determining
- 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
- G01V3/26—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)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/620,613 US5841281A (en) | 1996-03-22 | 1996-03-22 | Method for determining electrical conductivity of earth formations from electromagnetic induction voltage measurements |
Publications (3)
Publication Number | Publication Date |
---|---|
NO971233D0 NO971233D0 (no) | 1997-03-18 |
NO971233L true NO971233L (no) | 1997-09-23 |
NO318303B1 NO318303B1 (no) | 2005-02-28 |
Family
ID=24486627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19971233A NO318303B1 (no) | 1996-03-22 | 1997-03-18 | Fremgangsmate for bestemmelse av konduktiviteten i geologiske formasjoner i borehull ved bruk av elektromagnetiske induksmalinger |
Country Status (5)
Country | Link |
---|---|
US (1) | US5841281A (no) |
CA (1) | CA2200245C (no) |
GB (1) | GB2317016B (no) |
ID (1) | ID16555A (no) |
NO (1) | NO318303B1 (no) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6442488B2 (en) | 1999-03-08 | 2002-08-27 | Baker Hughes Incorporated | Inhomogeneous background based focusing method for multiarray induction measurements in a deviated well |
US6219619B1 (en) * | 1999-03-08 | 2001-04-17 | Baker Hughes Incorporated | Inhomogeneous background-based software focusing method for array-type induction logging tools |
US6304086B1 (en) * | 1999-09-07 | 2001-10-16 | Schlumberger Technology Corporation | Method and apparatus for evaluating the resistivity of formations with high dip angles or high-contrast thin layers |
US6445187B1 (en) | 2000-04-10 | 2002-09-03 | Jerry R. Montgomery | System for the measurement of electrical characteristics of geological formations from within steel cased wells using magnetic circuits |
US8614578B2 (en) * | 2009-06-18 | 2013-12-24 | Schlumberger Technology Corporation | Attenuation of electromagnetic signals passing through conductive material |
US10459109B2 (en) * | 2015-12-16 | 2019-10-29 | Halliburton Energy Services, Inc. | Multi-frequency focusing acquisition and processing in wellbore logging |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EG15337A (en) * | 1982-01-12 | 1993-10-30 | Schlumberger Ltd | Induction logging technique |
US4604581A (en) * | 1983-01-11 | 1986-08-05 | Halliburton Company | Method and apparatus for deconvolving apparent conductivity measurements in induction well logging |
US4739272A (en) * | 1984-05-31 | 1988-04-19 | Schlumberger Technology Corporation | Apparatus for microinductive investigation of earth formations with improved electroquasistatic shielding |
-
1996
- 1996-03-22 US US08/620,613 patent/US5841281A/en not_active Expired - Lifetime
-
1997
- 1997-03-04 GB GB9704407A patent/GB2317016B/en not_active Expired - Fee Related
- 1997-03-18 CA CA002200245A patent/CA2200245C/en not_active Expired - Fee Related
- 1997-03-18 NO NO19971233A patent/NO318303B1/no unknown
- 1997-03-21 ID IDP970925A patent/ID16555A/id unknown
Also Published As
Publication number | Publication date |
---|---|
GB2317016B (en) | 2000-10-04 |
GB2317016A8 (en) | 1998-04-01 |
US5841281A (en) | 1998-11-24 |
NO971233D0 (no) | 1997-03-18 |
CA2200245C (en) | 2005-05-24 |
NO318303B1 (no) | 2005-02-28 |
GB2317016A (en) | 1998-03-11 |
ID16555A (id) | 1997-10-16 |
GB9704407D0 (en) | 1997-04-23 |
CA2200245A1 (en) | 1997-09-22 |
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