CA2254490A1 - Methode et dispositif pour etudier les formations ecologiques - Google Patents

Methode et dispositif pour etudier les formations ecologiques

Info

Publication number
CA2254490A1
CA2254490A1 CA 2254490 CA2254490A CA2254490A1 CA 2254490 A1 CA2254490 A1 CA 2254490A1 CA 2254490 CA2254490 CA 2254490 CA 2254490 A CA2254490 A CA 2254490A CA 2254490 A1 CA2254490 A1 CA 2254490A1
Authority
CA
Canada
Prior art keywords
current
formations
signal
monitor
electrode
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
CA 2254490
Other languages
English (en)
Other versions
CA2254490C (fr
Inventor
Brian Clark
Stephen D. Bonner
Jacques Jundt
Martin Luling
Richard A. Rosthal
Abdullah A. Bagersh
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 Canada Ltd
Original Assignee
Individual
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 US07/786,137 external-priority patent/US5235285A/en
Priority claimed from US07/955,101 external-priority patent/US5339037A/en
Application filed by Individual filed Critical Individual
Priority claimed from CA 2081790 external-priority patent/CA2081790C/fr
Publication of CA2254490A1 publication Critical patent/CA2254490A1/fr
Application granted granted Critical
Publication of CA2254490C publication Critical patent/CA2254490C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Geophysics And Detection Of Objects (AREA)
CA002254490A 1991-10-31 1992-10-30 Methode et dispositif pour etudier les formations ecologiques Expired - Lifetime CA2254490C (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US07/786,137 US5235285A (en) 1991-10-31 1991-10-31 Well logging apparatus having toroidal induction antenna for measuring, while drilling, resistivity of earth formations
US786,137 1991-10-31
US07/955,101 US5339037A (en) 1992-10-09 1992-10-09 Apparatus and method for determining the resistivity of earth formations
US955,101 1992-10-09
CA 2081790 CA2081790C (fr) 1991-10-31 1992-10-30 Methode et dispositif pour etudier les formations ecologiques

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA 2081790 Division CA2081790C (fr) 1991-10-31 1992-10-30 Methode et dispositif pour etudier les formations ecologiques

Publications (2)

Publication Number Publication Date
CA2254490A1 true CA2254490A1 (fr) 1993-05-01
CA2254490C CA2254490C (fr) 1999-08-24

Family

ID=27169230

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002254490A Expired - Lifetime CA2254490C (fr) 1991-10-31 1992-10-30 Methode et dispositif pour etudier les formations ecologiques

Country Status (1)

Country Link
CA (1) CA2254490C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10982529B2 (en) 2017-01-31 2021-04-20 Halliburton Energy Services, Inc. Incorporating mandrel current measurements in electromagnetic ranging inversion

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10982529B2 (en) 2017-01-31 2021-04-20 Halliburton Energy Services, Inc. Incorporating mandrel current measurements in electromagnetic ranging inversion

Also Published As

Publication number Publication date
CA2254490C (fr) 1999-08-24

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