GB9810264D0 - A borehole measurement system employing electromagnetic wave propagation - Google Patents

A borehole measurement system employing electromagnetic wave propagation

Info

Publication number
GB9810264D0
GB9810264D0 GBGB9810264.3A GB9810264A GB9810264D0 GB 9810264 D0 GB9810264 D0 GB 9810264D0 GB 9810264 A GB9810264 A GB 9810264A GB 9810264 D0 GB9810264 D0 GB 9810264D0
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.)
Granted
Application number
GBGB9810264.3A
Other versions
GB2322200A (en
GB2322200B (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 US08/214,916 external-priority patent/US5811972A/en
Priority claimed from US08/214,343 external-priority patent/US5574374A/en
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Priority claimed from GB9618314A external-priority patent/GB2301442B/en
Publication of GB9810264D0 publication Critical patent/GB9810264D0/en
Publication of GB2322200A publication Critical patent/GB2322200A/en
Application granted granted Critical
Publication of GB2322200B publication Critical patent/GB2322200B/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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
    • Y02A90/30—Assessment of water resources

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
GB9810264A 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation Expired - Lifetime GB2322200B (en)

Applications Claiming Priority (7)

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
US21226994A 1994-03-14 1994-03-14
US21225794A 1994-03-14 1994-03-14
US21210294A 1994-03-14 1994-03-14
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
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
GB9618314A GB2301442B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation

Publications (3)

Publication Number Publication Date
GB9810264D0 true GB9810264D0 (en) 1998-07-15
GB2322200A GB2322200A (en) 1998-08-19
GB2322200B GB2322200B (en) 1998-10-07

Family

ID=27562934

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9810658A Expired - Lifetime GB2322201B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation
GB9810264A Expired - Lifetime GB2322200B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9810658A Expired - Lifetime GB2322201B (en) 1994-03-11 1995-03-07 A borehole measurement system employing electromagnetic wave propagation

Country Status (1)

Country Link
GB (2) GB2322201B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111155982A (en) * 2020-01-03 2020-05-15 电子科技大学 Multi-frequency resistivity measurement method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6892137B2 (en) * 2003-04-29 2005-05-10 Pathfinder Energy Services, Inc. Adjustment for frequency dispersion effects in electromagnetic logging data
US7376514B2 (en) * 2005-09-12 2008-05-20 Schlumberger Technology Corporation Method for determining properties of earth formations using dielectric permittivity measurements
CN102606138B (en) * 2012-03-31 2015-03-25 中国电子科技集团公司第二十二研究所 Method for correcting dielectric constant of electromagnetic wave resistivity logger while drilling by means of phase-amplitude method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5187661A (en) * 1989-07-21 1993-02-16 Halliburton Logging Services, Inc. Method of determining invaded formation properties including resistivity dielectric constant and zone diameter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111155982A (en) * 2020-01-03 2020-05-15 电子科技大学 Multi-frequency resistivity measurement method

Also Published As

Publication number Publication date
GB2322201A (en) 1998-08-19
GB2322201B (en) 1998-10-07
GB2322200A (en) 1998-08-19
GB9810658D0 (en) 1998-07-15
GB2322200B (en) 1998-10-07

Similar Documents

Publication Publication Date Title
EP0770857A3 (en) Electromagnetic flowmeter
EP0748576A4 (en) Variable geometry electromagnetic transducer
IL122469A0 (en) Electromagnetic antenna
GB9401361D0 (en) A radar system
GB2318641B (en) Measuring borehole geometry
HK1023901A1 (en) Thin electromagnetic transducer
EP0990125A4 (en) Electromagnetic flowmeter
EP0770856A3 (en) Electromagnetic flowmeter
EP0776474A4 (en) Electromagnetic acoustic transducer
EP0730139A3 (en) Electromagnetic flowmeter
SG67447A1 (en) Electromagnetic wave detector
GB2332527B (en) Electromagnetic flowmeter
IL119295A (en) Microwave antenna element
ID21618A (en) ELECTROMAGNETIC WAVE / RECEIVER
DE29503608U1 (en) Electromagnetic coupler
GB9521152D0 (en) Electromagnetic wave transmission device
GB2322200B (en) A borehole measurement system employing electromagnetic wave propagation
EP0767360A3 (en) Microwave thermal trace flowmeter
PL295717A1 (en) Electromagnetic transducer
GB2322199B (en) A borehole measurement system employing electromagnetic wave propagation
GB9726911D0 (en) Electromagnetic flowmeter
SG43379A1 (en) Electromagnetically shielded building
AU1981695A (en) A borehole measurement system employing electromagnetic wave propagation
GB2301442B (en) A borehole measurement system employing electromagnetic wave propagation
ZA9711232B (en) Reflection of electro-magnetic waves

Legal Events

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

Expiry date: 20150306