GB1484200A - Method and apparatus for investigating earth formations - Google Patents

Method and apparatus for investigating earth formations

Info

Publication number
GB1484200A
GB1484200A GB36878/74A GB3687874A GB1484200A GB 1484200 A GB1484200 A GB 1484200A GB 36878/74 A GB36878/74 A GB 36878/74A GB 3687874 A GB3687874 A GB 3687874A GB 1484200 A GB1484200 A GB 1484200A
Authority
GB
United Kingdom
Prior art keywords
signals
fed
determined
attenuation
antennas
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
Application number
GB36878/74A
Other languages
English (en)
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.)
Schlumberger Ltd USA
Original Assignee
Schlumberger Ltd USA
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 US05/390,987 external-priority patent/US3944910A/en
Priority claimed from US00390989A external-priority patent/US3849721A/en
Application filed by Schlumberger Ltd USA filed Critical Schlumberger Ltd USA
Publication of GB1484200A publication Critical patent/GB1484200A/en
Expired 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
GB36878/74A 1973-08-23 1974-08-22 Method and apparatus for investigating earth formations Expired GB1484200A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/390,987 US3944910A (en) 1973-08-23 1973-08-23 Method and apparatus utilizing microwave electromagnetic energy for investigating earth formations
US00390989A US3849721A (en) 1973-08-23 1973-08-23 Microwave logging apparatus having dual processing channels

Publications (1)

Publication Number Publication Date
GB1484200A true GB1484200A (en) 1977-09-01

Family

ID=27013341

Family Applications (1)

Application Number Title Priority Date Filing Date
GB36878/74A Expired GB1484200A (en) 1973-08-23 1974-08-22 Method and apparatus for investigating earth formations

Country Status (13)

Country Link
JP (1) JPS5051001A (enrdf_load_stackoverflow)
AU (1) AU496828B2 (enrdf_load_stackoverflow)
BR (1) BR7406901D0 (enrdf_load_stackoverflow)
EG (1) EG12395A (enrdf_load_stackoverflow)
FR (1) FR2241795B1 (enrdf_load_stackoverflow)
GB (1) GB1484200A (enrdf_load_stackoverflow)
HU (1) HU173118B (enrdf_load_stackoverflow)
IE (1) IE39998B1 (enrdf_load_stackoverflow)
IN (1) IN143054B (enrdf_load_stackoverflow)
NO (1) NO144233C (enrdf_load_stackoverflow)
OA (1) OA04824A (enrdf_load_stackoverflow)
SU (1) SU1080762A3 (enrdf_load_stackoverflow)
YU (1) YU252680A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155186A (en) * 1984-02-24 1985-09-18 Shell Int Research Focused very high frequency induction logging
GB2156527A (en) * 1984-03-30 1985-10-09 Nl Industries Inc Aperture antenna system for measurement of formation parameters
GB2235296A (en) * 1989-08-10 1991-02-27 Exploration Logging Inc Apparatus for use in a borehole to measure an electrical parameter of the formation surrounding the borehole
US5402068A (en) * 1988-03-24 1995-03-28 Baker Hughes Incorporated Method and apparatus for logging-while-drilling with improved performance through cancellation of systemic errors through combination of signals, utilization of dedicated transmitter drivers, and utilization of selected reference signals
US6208586B1 (en) 1991-06-14 2001-03-27 Baker Hughes Incorporated Method and apparatus for communicating data in a wellbore and for detecting the influx of gas

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092583A (en) * 1977-03-03 1978-05-30 Schlumberger Technology Corporation Apparatus and method for determination of subsurface porosity utilizing microwave electromagnetic energy
US4156177A (en) * 1977-04-18 1979-05-22 Schlumberger Technology Corporation Apparatus and method for determination of free fluid in subsurface formations
FR2428847A1 (fr) * 1978-06-16 1980-01-11 Texaco Development Corp Systeme et procede de diagraphie electrique a haute frequence pour trous de forage
FR2432178A1 (fr) * 1978-07-28 1980-02-22 Texaco Development Corp Procede de determination des proprietes electromagnetiques des terrains au voisinage d'un trou de sondage
FR2492540A1 (fr) * 1980-10-17 1982-04-23 Schlumberger Prospection Dispositif pour diagraphie electromagnetique dans les forages
EP0102091B1 (fr) * 1980-10-17 1987-01-07 Societe De Prospection Electrique Schlumberger Dispositif de diagraphie électromagnétique
FR2497360A1 (fr) * 1980-12-31 1982-07-02 Schlumberger Prospection Mesure de phase et d'amplitude pour un systeme de diagraphie des proprietes dielectriques
FR2498337A1 (fr) * 1981-01-20 1982-07-23 Aerospatiale Procede d'illumination du sol et de calcul de la constante dielectrique et de la conductivite de celui-ci au moyen d'une impulsion electromagnetique, et simulateur pour la mise en oeuvre de ce procede
US4652829A (en) * 1984-12-28 1987-03-24 Schlumberger Technology Corp. Electromagnetic logging apparatus with button antennas for measuring the dielectric constant of formation surrounding a borehole
US4689572A (en) * 1984-12-28 1987-08-25 Schlumberger Technology Corp. Electromagnetic logging apparatus with slot antennas
JPS61277080A (ja) * 1985-05-30 1986-12-08 シユラムバ−ガ−　オ−バ−シ−ズ　ソシエダ　アノニマ 地層のマイクロ誘導式試験装置
JPS61283858A (ja) * 1985-06-10 1986-12-13 Shimizu Constr Co Ltd 地中構造物の構造体の劣化監視方法
JPS62153789A (ja) * 1985-12-27 1987-07-08 シユラムバ−ガ−　オ−バ−シ−ズ　ソシエダ　アノニマ スロツトアンテナを有する電磁記録装置
JPS63138241A (ja) * 1986-11-28 1988-06-10 Tokyu Constr Co Ltd 電磁波によるバラ物質の締固め度合の測定方法
JPS63138243A (ja) * 1986-11-28 1988-06-10 Tokyu Constr Co Ltd 電磁波によるバラ物質の締固め度合の自動測定システム
JPH0528539Y2 (enrdf_load_stackoverflow) * 1987-07-22 1993-07-22
JPH0690152B2 (ja) * 1988-08-16 1994-11-14 戸田建設株式会社 コンクリート硬化度判定方法
JPH0718818B2 (ja) * 1988-09-16 1995-03-06 戸田建設株式会社 締固め部材の締固め度判定方法
US5144245A (en) * 1991-04-05 1992-09-01 Teleco Oilfield Services Inc. Method for evaluating a borehole formation based on a formation resistivity log generated by a wave propagation formation evaluation tool
EP2110688A1 (en) * 2008-04-16 2009-10-21 Services Pétroliers Schlumberger An electromagnetic logging apparatus and method
RU2684437C2 (ru) * 2014-10-08 2019-04-09 Бейкер Хьюз, Э Джии Компани, Ллк Определение фракции связанного углеводорода и пористости посредством диэлектрической спектроскопии
RU2677174C1 (ru) * 2017-10-10 2019-01-15 Публичное акционерное общество "Газпром" Способ электромагнитного зондирования околоскважинного пространства газовых и нефтяных скважин и устройство для его осуществления

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1527757A (fr) * 1966-09-29 1968-06-07 Schlumberger Prospection Dispositif électromagnétique pour la mesure de la résistivité des formations traversées par un sondage

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2155186A (en) * 1984-02-24 1985-09-18 Shell Int Research Focused very high frequency induction logging
GB2156527A (en) * 1984-03-30 1985-10-09 Nl Industries Inc Aperture antenna system for measurement of formation parameters
US5402068A (en) * 1988-03-24 1995-03-28 Baker Hughes Incorporated Method and apparatus for logging-while-drilling with improved performance through cancellation of systemic errors through combination of signals, utilization of dedicated transmitter drivers, and utilization of selected reference signals
GB2235296A (en) * 1989-08-10 1991-02-27 Exploration Logging Inc Apparatus for use in a borehole to measure an electrical parameter of the formation surrounding the borehole
GB2235296B (en) * 1989-08-10 1994-11-30 Exploration Logging Inc Well logging system arranged for stable,high-sensitivity reception of propagating electromagnetic waves
US6208586B1 (en) 1991-06-14 2001-03-27 Baker Hughes Incorporated Method and apparatus for communicating data in a wellbore and for detecting the influx of gas

Also Published As

Publication number Publication date
HU173118B (hu) 1979-02-28
EG12395A (en) 1979-03-31
NO144233C (no) 1981-07-22
NO144233B (no) 1981-04-06
IE39998B1 (en) 1979-02-14
IE39998L (en) 1975-02-23
FR2241795B1 (enrdf_load_stackoverflow) 1980-03-07
JPS5051001A (enrdf_load_stackoverflow) 1975-05-07
AU7236774A (en) 1976-02-19
AU496828B2 (en) 1978-11-02
YU252680A (en) 1983-06-30
IN143054B (enrdf_load_stackoverflow) 1977-09-24
BR7406901D0 (pt) 1975-06-17
OA04824A (fr) 1980-10-31
NO743015L (enrdf_load_stackoverflow) 1975-03-24
SU1080762A3 (ru) 1984-03-15
FR2241795A1 (enrdf_load_stackoverflow) 1975-03-21

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19940821