GB2322198B - A borehole measurement system employing electromagnetic wave propagation - Google Patents

A borehole measurement system employing electromagnetic wave propagation

Info

Publication number
GB2322198B
GB2322198B GB9810145A GB9810145A GB2322198B GB 2322198 B GB2322198 B GB 2322198B GB 9810145 A GB9810145 A GB 9810145A GB 9810145 A GB9810145 A GB 9810145A GB 2322198 B GB2322198 B GB 2322198B
Authority
GB
United Kingdom
Prior art keywords
electromagnetic wave
measurement system
wave propagation
system employing
employing electromagnetic
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 - Lifetime
Application number
GB9810145A
Other versions
GB2322198A (en
GB9810145D0 (en
Inventor
Larry W Thompson
Macmillan Morgan Wisler
Wallace Harold Meyer Jr
Jian-Qun Wu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US08/212,194 external-priority patent/US5469062A/en
Priority claimed from US08/214,343 external-priority patent/US5574374A/en
Priority claimed from US08/214,916 external-priority patent/US5811972A/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Priority claimed from GB9618314A external-priority patent/GB2301442B/en
Publication of GB9810145D0 publication Critical patent/GB9810145D0/en
Publication of GB2322198A publication Critical patent/GB2322198A/en
Application granted granted Critical
Publication of GB2322198B publication Critical patent/GB2322198B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01V3/30—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with electromagnetic waves
GB9810145A 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation Expired - Lifetime GB2322198B (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US08/212,194 US5469062A (en) 1994-03-11 1994-03-11 Multiple depths and frequencies for simultaneous inversion of electromagnetic borehole measurements
US21225794A 1994-03-14 1994-03-14
US21221294A 1994-03-14 1994-03-14
US21226994A 1994-03-14 1994-03-14
US21210294A 1994-03-14 1994-03-14
US08/214,343 US5574374A (en) 1991-04-29 1994-03-14 Method and apparatus for interrogating a borehole and surrounding formation utilizing digitally controlled oscillators
US08/214,916 US5811972A (en) 1991-04-29 1994-03-14 Method and apparatus for determining influence of mutual magnetic coupling in electromagnetic propagation tools
GB9618314A GB2301442B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation

Publications (3)

Publication Number Publication Date
GB9810145D0 GB9810145D0 (en) 1998-07-08
GB2322198A GB2322198A (en) 1998-08-19
GB2322198B true GB2322198B (en) 1998-10-07

Family

ID=27571331

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9810145A Expired - Lifetime GB2322198B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation
GB9810146A Expired - Lifetime GB2322199B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9810146A Expired - Lifetime GB2322199B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation

Country Status (1)

Country Link
GB (2) GB2322198B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10317563B2 (en) * 2015-10-26 2019-06-11 Halliburton Energy Services, Inc. Frequency ratiometric processing of resistivity logging tool data
US11149538B2 (en) 2018-03-01 2021-10-19 Baker Hughes, A Ge Company, Llc Systems and methods for determining bending of a drilling tool, the drilling tool having electrical conduit
CN114737961B (en) * 2022-04-15 2023-02-28 中国科学院地质与地球物理研究所 Device and method for measuring orientation electromagnetic wave resistivity while drilling

Also Published As

Publication number Publication date
GB9810146D0 (en) 1998-07-08
GB2322198A (en) 1998-08-19
GB9810145D0 (en) 1998-07-08
GB2322199A (en) 1998-08-19
GB2322199B (en) 1998-10-07

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20150306