GB2129946B - Electrode structure for drill string - Google Patents

Electrode structure for drill string

Info

Publication number
GB2129946B
GB2129946B GB08330134A GB8330134A GB2129946B GB 2129946 B GB2129946 B GB 2129946B GB 08330134 A GB08330134 A GB 08330134A GB 8330134 A GB8330134 A GB 8330134A GB 2129946 B GB2129946 B GB 2129946B
Authority
GB
United Kingdom
Prior art keywords
drill string
electrode structure
drill
electrode
string
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
GB08330134A
Other versions
GB2129946A (en
GB8330134D0 (en
Inventor
Donald S Grosso
Charles W Helm
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.)
Teleco Oilfield Services Inc
Original Assignee
Teleco Oilfield Services 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
Application filed by Teleco Oilfield Services Inc filed Critical Teleco Oilfield Services Inc
Publication of GB8330134D0 publication Critical patent/GB8330134D0/en
Publication of GB2129946A publication Critical patent/GB2129946A/en
Application granted granted Critical
Publication of GB2129946B publication Critical patent/GB2129946B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
    • 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
    • G01V3/20—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with propagation of electric current
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00—Survey of boreholes or wells
    • E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
GB08330134A 1982-11-12 1983-11-11 Electrode structure for drill string Expired GB2129946B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44110782A 1982-11-12 1982-11-12

Publications (3)

Publication Number Publication Date
GB8330134D0 GB8330134D0 (en) 1983-12-21
GB2129946A GB2129946A (en) 1984-05-23
GB2129946B true GB2129946B (en) 1987-01-21

Family

ID=23751539

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08330134A Expired GB2129946B (en) 1982-11-12 1983-11-11 Electrode structure for drill string

Country Status (3)

Country Link
DE (1) DE3340922A1 (en)
FR (1) FR2537204B1 (en)
GB (1) GB2129946B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106837316A (en) * 2015-09-01 2017-06-13 桑德克斯有线有限公司 Resistivity imaging device with the well load lowered

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2146127A (en) * 1983-08-31 1985-04-11 Exxon Production Research Co Protective sheath in induction logging tool
US4786874A (en) * 1986-08-20 1988-11-22 Teleco Oilfield Services Inc. Resistivity sensor for generating asymmetrical current field and method of using the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2389241A (en) * 1944-04-26 1945-11-20 Stanolind Oil & Gas Co Well logging
GB867019A (en) * 1957-08-13 1961-05-03 Texaco Development Corp Geophysical prospecting apparatus
US3047794A (en) * 1957-09-23 1962-07-31 Sun Oil Co Bore hole logging methods and apparatus
GB883490A (en) * 1958-06-23 1961-11-29 Schlumberger Well Surv Corp Apparatus for investigating earth formations
US3388325A (en) * 1966-02-23 1968-06-11 Schlumberger Well Surv Corp Apparatus for supplying an equal potential to circumferential portions of a circumferentially extending electrode
FR2082202A5 (en) * 1970-03-06 1971-12-10 Schlumberger Prospection
FR2406834A1 (en) * 1977-10-21 1979-05-18 Schlumberger Prospection DEVICE FOR ELECTRIC DIAGRAPHY PROBES WITH ELECTRODES AND PROBES INCLUDING THIS DEVICE

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106837316A (en) * 2015-09-01 2017-06-13 桑德克斯有线有限公司 Resistivity imaging device with the well load lowered

Also Published As

Publication number Publication date
FR2537204A1 (en) 1984-06-08
GB2129946A (en) 1984-05-23
GB8330134D0 (en) 1983-12-21
FR2537204B1 (en) 1987-01-09
DE3340922A1 (en) 1984-05-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee
PCNP Patent ceased through non-payment of renewal fee

Free format text: IN PAT.BUL.5158,PAGE 104 FOR 2129946 READ 2129940

PE20 Patent expired after termination of 20 years

Free format text: IN PAT.BUL.5158,PAGE 104 FOR 2129946 READ 2129940

PCNP Patent ceased through non-payment of renewal fee