OA08153A - Electromagnetic ligging apparatus with slot antennas. - Google Patents

Electromagnetic ligging apparatus with slot antennas.

Info

Publication number
OA08153A
OA08153A OA58754A OA58754A OA08153A OA 08153 A OA08153 A OA 08153A OA 58754 A OA58754 A OA 58754A OA 58754 A OA58754 A OA 58754A OA 08153 A OA08153 A OA 08153A
Authority
OA
OAPI
Prior art keywords
electromagnetic
slot antennas
ligging
dielectric
borehole
Prior art date
Application number
OA58754A
Other languages
English (en)
Inventor
Brian Clark
Original Assignee
Schlumberger Ltd
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
Application filed by Schlumberger Ltd filed Critical Schlumberger Ltd
Publication of OA08153A publication Critical patent/OA08153A/xx

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)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • Remote Sensing (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Support Of Aerials (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Cash Registers Or Receiving Machines (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
OA58754A 1984-12-28 1985-12-27 Electromagnetic ligging apparatus with slot antennas. OA08153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/687,071 US4689572A (en) 1984-12-28 1984-12-28 Electromagnetic logging apparatus with slot antennas

Publications (1)

Publication Number Publication Date
OA08153A true OA08153A (en) 1987-03-31

Family

ID=24758928

Family Applications (1)

Application Number Title Priority Date Filing Date
OA58754A OA08153A (en) 1984-12-28 1985-12-27 Electromagnetic ligging apparatus with slot antennas.

Country Status (9)

Country Link
US (1) US4689572A (de)
EP (1) EP0186570B1 (de)
CN (1) CN1011723B (de)
AT (1) ATE66304T1 (de)
DE (1) DE3583797D1 (de)
ES (1) ES8705128A1 (de)
MX (1) MX158468A (de)
NO (1) NO854831L (de)
OA (1) OA08153A (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4857852A (en) * 1986-06-20 1989-08-15 Schlumberger Technology Corp. Induction well logging apparatus with transformer coupled phase sensitive detector
US5132903A (en) * 1990-06-19 1992-07-21 Halliburton Logging Services, Inc. Dielectric measuring apparatus for determining oil and water mixtures in a well borehole
US5210495A (en) * 1991-05-28 1993-05-11 Schlumberger Technology Corp. Electromagnetic logging method and apparatus with scanned magnetic dipole direction
AU654346B2 (en) * 1991-05-28 1994-11-03 Schlumberger Technology B.V. Slot antenna having two nonparallel elements
US5345179A (en) * 1992-03-09 1994-09-06 Schlumberger Technology Corporation Logging earth formations with electromagnetic energy to determine conductivity and permittivity
US5434507A (en) * 1992-05-27 1995-07-18 Schlumberger Technology Corporation Method and apparatus for electromagnetic logging with two dimensional antenna array
US5302781A (en) * 1993-02-05 1994-04-12 Schlumberger Technology Corporation Sidewall contact temperature tool including knife edge sensors for cutting through mudcake and measuring formation temperature
US5453693A (en) * 1993-10-01 1995-09-26 Halliburton Company Logging system for measuring dielectric properties of fluids in a cased well using multiple mini-wave guides
US5530358A (en) * 1994-01-25 1996-06-25 Baker Hughes, Incorporated Method and apparatus for measurement-while-drilling utilizing improved antennas
DE19547956A1 (de) * 1995-12-21 1997-06-26 Klaus Ebinger Elektromagnetisches Suchverfahren und Sondenanordnung zur Ortung von unter der Oberfläche liegenden Objekten
US6566881B2 (en) * 1999-12-01 2003-05-20 Schlumberger Technology Corporation Shielding method and apparatus using transverse slots
US7242194B2 (en) * 2000-04-07 2007-07-10 Schlumberger Technology Corporation Formation imaging while drilling in non-conductive fluids
US6788263B2 (en) * 2002-09-30 2004-09-07 Schlumberger Technology Corporation Replaceable antennas for subsurface monitoring apparatus
US7436183B2 (en) * 2002-09-30 2008-10-14 Schlumberger Technology Corporation Replaceable antennas for wellbore apparatus
US7284605B2 (en) * 2004-09-28 2007-10-23 Schlumberger Technology Corporation Apparatus and methods for reducing stand-off effects of a downhole tool
US7669668B2 (en) * 2004-12-01 2010-03-02 Schlumberger Technology Corporation System, apparatus, and method of conducting measurements of a borehole
US7348781B2 (en) * 2004-12-31 2008-03-25 Schlumberger Technology Corporation Apparatus for electromagnetic logging of a formation
US8022983B2 (en) * 2005-04-29 2011-09-20 Schlumberger Technology Corporation Borehole imaging system for conductive and resistive drilling fluids
US7477162B2 (en) * 2005-10-11 2009-01-13 Schlumberger Technology Corporation Wireless electromagnetic telemetry system and method for bottomhole assembly
US9035657B2 (en) * 2009-04-10 2015-05-19 Schlumberger Technology Corporation Electromagnetic logging between a cased borehole and surface
US8638103B2 (en) * 2009-04-10 2014-01-28 Schlumberger Technology Corporation Electromagnetic logging between borehole and surface
US9377555B2 (en) 2010-12-23 2016-06-28 China Petroleum & Chemical Corporation Apparatus and method for well logging and data processing device
GB2536532A (en) * 2013-09-03 2016-09-21 Halliburton Energy Services Inc Deep sensing systems
US9556726B2 (en) 2014-05-16 2017-01-31 Baker Hughes Incorporated Use of a fractal antenna in array dielectric logging
US10317558B2 (en) * 2017-03-14 2019-06-11 Saudi Arabian Oil Company EMU impulse antenna
JP2021504685A (ja) * 2017-11-22 2021-02-15 サウジ アラビアン オイル カンパニー 巨大誘電体およびフェライト材料を用いた低周波電波のためのｅｍｕインパルスアンテナ

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2945232A (en) * 1949-03-07 1960-07-12 Alford Andrew Antenna structure
US2947987A (en) * 1958-05-05 1960-08-02 Itt Antenna decoupling arrangement
US3665480A (en) * 1969-01-23 1972-05-23 Raytheon Co Annular slot antenna with stripline feed
US3586206A (en) * 1969-04-29 1971-06-22 Bess P Gilmore Container for a stack of articles
CA1040261A (en) * 1973-08-23 1978-10-10 Schlumberger Canada Limited Method and apparatus for investigating earth formations
IE39998B1 (en) * 1973-08-23 1979-02-14 Schlumberger Inland Service Method and apparatus for investigating earth formations
US3849721A (en) * 1973-08-23 1974-11-19 Schlumberger Technology Corp Microwave logging apparatus having dual processing channels
US3944910A (en) * 1973-08-23 1976-03-16 Schlumberger Technology Corporation Method and apparatus utilizing microwave electromagnetic energy for investigating earth formations
US4239010A (en) * 1979-06-29 1980-12-16 Dickey-John Corporation Microwave seed sensor for field seed planter
US4511842A (en) * 1981-10-13 1985-04-16 Schlumberger Technology Corporation Electromagnetic logging device and method with dielectric guiding layer
DE3208789A1 (de) * 1982-03-11 1983-09-22 Standard Elektrik Lorenz Ag, 7000 Stuttgart Antenne mit mindestens einem dipol
AU2907484A (en) * 1983-06-27 1985-01-03 N L Industries Inc. Drill stem logging system
US4578645A (en) * 1984-02-01 1986-03-25 Mobil Oil Corporation Borehole logging tool utilizing electromagnetic energy in the determination of dip of subsurface formations surrounding a borehole
US4581584A (en) * 1984-02-03 1986-04-08 Mobil Oil Corporation Microwave electromagnetic borehole dipmeter
US4590480A (en) * 1984-08-31 1986-05-20 Rca Corporation Broadcast antenna which radiates horizontal polarization towards distant locations and circular polarization towards nearby locations

Also Published As

Publication number Publication date
EP0186570B1 (de) 1991-08-14
ATE66304T1 (de) 1991-08-15
NO854831L (no) 1986-06-30
ES550461A0 (es) 1987-04-16
CN85108416A (zh) 1986-07-09
CN1011723B (zh) 1991-02-20
ES8705128A1 (es) 1987-04-16
EP0186570A3 (en) 1988-08-10
US4689572A (en) 1987-08-25
DE3583797D1 (de) 1991-09-19
EP0186570A2 (de) 1986-07-02
MX158468A (es) 1989-02-03

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